
48 Highly-Reviewed Amazon Products You'll Love
A Venus Visage Teeth Whitening Pen, which can brighten your smile by four to eight shades with regular use. Whether your stains are due to coffee, tea, more coffee, wine, yet more coffee... or soda, this is sure to help.
And a "flossing toothbrush" with two layers of bristles — one layer being regular firm ones, and the other being longer ones that are ten times thinner and mimic floss — so you can clean between your teeth while still being gentle on your gums. Take that, dentist!!
A limited edition Eos Marshmallow "Super Balm" lip treatment that might just have you licking your lips the same way your dog does when you give peanut butter. Reviewers say it smells and tastes that good!!
Miss Mouth's Messy Eater Stain Treater Spray — a magic, non-toxic, biodegradable formula ready to handle literally anything you toss its way (including set-in stains!) Reviewers say they've used it on everything from berries and curry powder to blowouts and spaghetti sauce.
Some Bio-Oil which is sure to come in clutch for anyone who spent their teen years picking and prodding at pimples. If you were left with acne scars and skin damage as a result, it'll swoop in and encourage new collagen production and help with elasticity.
A pair of *affordable* down-alternative cooling pillows if you're a particularly sweaty sleeper and need any help you can get surviving these heat waves.
An all-in-one K-beauty balm that does the work of a lip balm ✅ , eye cream ✅ , neck cream ✅ , primer ✅ , and face mist ✅ ! This multi-use product will not only save you time... but MONEY.
Elizavecca's Collagen Coating Hair Protein Treatment — it works just like a hair mask to repair your locks in five minutes flat. The Ceramide 3- and collagen-packed formula repairs all types of hair, whether you've got over-processed tresses or 4c hair that's susceptible to dryness. Reviewers even say the $8 product is comparable to Olaplex No. 3!
A roll-on sunscreen sponge if you can't standdddd greasy hands — especially when you're surrounded by sand. Just fill it up with your SPF of choice and use the roller ball to easily apply it. It's so simple that kids can even get in on the action.
A pouch of foaming garbage disposal cleaner to eliminate the special stank that can only be produced after years of shredding up meat, produce, and whatever that mystery blob was that came out of your long-lost Tupperware.
A set of super affordable hydrocolloid nose pore patches (reviewers compare them to the $16 Mighty Patch ones) if every time you get a facial, your esthetician spends a whole lot of time clearing congestion out of your nose. These use medical-grade hydrocolloid to soak up excess oil and gunk while you sleep.
A Korean exfoliating mitt which scrubs away dead skin, leaving you ready for a biiiiiig night in of applying your fake tanner. And if that's not your thing — no worries — it also helps unclog pores, prevent ingrown hairs, and eliminate bumps caused by keratosis pilaris.
A ChomChom roller ready to put your regular old lint roller to shame. Forget ripping off sheets 'til you run out — this collects everything in a neat little compartment you simply empty out.
A set of soft, breathable bamboo bedsheets so you can comfortably sleep through the night and not flip and flop around like a hot dog on a damn grill.
A tube of Essence's Lash Princess Mascara, which will give you a falsies-level look for less than five bucks. It seems questionable, I know, but for confirmation, you need only to look at the 263,000+ 5-star reviews!!
An extra-strength callus-removing gel that'll get rid of the hard skin on your hooves (ahem, feet) if you're too terrified to face the glorified cheese grater at your local salon.
A tube of silicone grout whitener if you're dealing with mold and mildew that will. not. go. away. no matter how much you clean it.
A tinted lip balm reviewers confirm is just as good as Clinique's $25 "Black Honey," but you'll get two for just $9! You can stow one away for later use or even bless a friend with your bounty.
COSRX's Snail Mucin Repairing Essence, which can help you address dullness and dehydration with — yes 😌 — 96% snail sludge that's harvested in a *100%* ethical and environmentally friendly way. Thanks for sharing the goods, friends! 🐌
A kojic acid dark spot-removing soap you can safely use on your face, hands, neck, bikini area, inner thighs, and underarms. The vitamin C + E, retinol, collagen, and turmeric formula not only goes after uneven skin tones but cleanses and hydrates while it's at it.
A pack of ceiling fan carbon filters that basically turn your overhead fan into an air purifier. The activated coconut carbon filters — which stick to your fan blades via self-adhesive strips — work overtime to capture dust, pollen, pet dander, smoke, and VOCs!
L'Oreal's 8 Second Wonder Water — it visibly moisturizes hair so you can whip your 'do around just like a Jennifer (your choice of Anniston/Garner/Lopez) in a hair commercial.
Mielle Organics' Rosemary Mint Scalp & Hair Strengthening Oil, which has gone TikTok viral for a reason. The $9 bottle of biotin-infused magic will nourish your scalp and encourage growth no matter your hair type (though it was formulated with types 3a–4c in mind!), porosity level, or whether you have braids or even chemically treated hair.
A reviewer-beloved anti-dandruff shampoo if you've had to press pause on wearing anything black because it looks like you've been caught in a summer snowstorm.
A set of DEET-free mosquito-repelling bracelets you can wear when camping, walking your dog, or attending backyard BBQs. They come in resealable packages, so you can even use 'em more than once.
A tube of L'Oreal Paris Makeup's True Match Lumi Glotion, which delivers a sun-kissed, natural glow even if you CAN'T STAND the sun and would rather fake it than sweat your buns off outdoors in pursuit of a tan.
A pack of clinical-strength SweatBlock wipes capable of stopping hyperhidrosis, nervous sweating, and hormonal sweating right in its tracks. Give your pits a good swipe down before bed, and you *won't* wake up in a puddle of your own perspiration!
Some reviewer-loved Nippies if you've vowed to have a bra-free summer. These silicone pasties come in two sizes and various colors, so chances are you'll find the right fit!
Some Neutrogena Ultra Sheer Moisturizing Face SPF 60 Serum — a weightless sunscreen that not only offers UVA and UVB protection but all-day ****NONGREASY*** moisture so you won't look like you rubbed Crisco on your face.
An easy-to-apply one-hour (!!) self-tanner, if you try as you might, you just can't naturally tan. 😭 PS: Even complete novices say they found success with this formula!
A hair wax stick so you can nail the slicked-back ponytail look on days when you can't be bothered to wash your hair. Ain't no shame in that game!
A three-pack of Dr. Scholl's reviving foot masks with Epsom salt, shea butter, and a nifty self-heating design so you can treat your tootsies to some TLC.
Eos' Shea Butter Vanilla Cashmere body lotion — an affordable pick that TikTokers are tripping over themselves to get as they swear it moisturizes and smells as good as much more expensive options from brands like Philosophy and Bath & Body Works.
A bag of Liquid I.V. electrolyte drink mix in Popsicle Firecracker flavor, if you can even believe it. The lemon-lime, cherry, and raspberry mixture will not only make your tastebuds do a cartwheel or two, but it provides 3x the electrolytes of typical sports drinks and 100% of your B3, B5, B6, and B12 vitamins.
An ingenious steam-cleaning grill brush to eliminate all the build-up and gunk from bygone BBQs. It cleans just as effectively as a steel wire bristle brush, but it's dishwasher safe!
A sand-removal bag filled with a talc-free, reef-friendly powder that reviewers say eliminates sand in mere seconds! No more bringing the beach back home via your minivan.
A set of waterproof dog booties so you can take your bebe to the farmers market, beach, campground — literally wherever — without scorching their lil' pawpaws.
A cut-to-size aloe wrap with a deliciously cooling hydrogel that can help relieve itching, peeling, and general sunburn-induced pain. Pop it in the fridge before use and it'll be even better!!
A family-friendly backyard sprinkler because last time you checked, indoor water park tickets are expensiveeee and this baby is less than $30. Who knows what's in that communal water anyway...
A pre-swim hair cream so you can spend 24/7 in the pool this summer without worrying about your locks turning green. And even if you're not a blondie, the color-safe formula prevents chlorine damage and keeps your hair soft, so you don't have to deal with post-swim tangles.
A dual-zone comforter if you're in the happiest, healthiest relationship you've ever been in, but you simply *cannot* agree on a blanket that keeps you both cozy.
NodPod — a weighted sleep mask that offers gentle, evenly distributed pressure and a light- and sound-blocking experience so you can feel like you're in a sensory deprivation tank minus the water and $10,000 upfront cost.
An elegant set of cylindrical wineglasses that'll make you feel R–I–C–H even if you're just throwing back some Two-Buck Chuck while you catch up on Bachelor in Paradise.
A set of nine hypoallergenic golden hoop earrings if you're starting an earring stack and looking for affordable pieces to build off of.
A smudge-proof, transfer-proof lip stain masque that goes on blue and then peels off to reveal a natural matte shade that lasts for up to 10 hours!
A time-saving fruit and veggie divider so you can enjoy a fruit salad or whip up some bite-sized snacks for the kiddos without having to painstakingly cut every slippery grape and blueberry by hand.
And a self-expanding shower curtain that'll give you way more room, prevents dreaded curtain cling, and doesn't require a curved rod! It's so easy to set up; you don't even need rings.
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Buzz Feed
7 hours ago
- Buzz Feed
32 Beauty Products Reviewers Over 50 Approve Of
A tub of brightening, firming, and rejuvenating eye cream so you look vibrant and well-rested. A splurgeworthy and dermatologist-recommended Elta MD tinted sunscreen with broad spectrum SPF 41 for folks with sensitive skin. Sun protection is important at any age (UV damage can speed up your skin's aging process), and this one will tick all your boxes: not greasy, free of fragrance, non-comedogenic, free of oil, and free of parabens. A teeth-whitening pen that'll be a heck of a lot quicker (and taste a lot better) than those irritating whitening strips that slip and slide all over your teeth. You can use each pen ~20 times and should expect your teeth to lighten four to eight shades. A cruelty-free lip balm because whoever you're locking lips with will definitely notice a difference. Or an overnight lip mask if you're looking for all-day hydration in just a few simple swipes. And it's infused with vitamin C to exfoliate dry flakes. An anti-humidity spray so you can give humidity a metaphorical middle finger. This spray creates a waterproof coat around your hair that blocks out moisture (which eventually leads to frizziness). As if that wasn't already magical enough, this effect lasts up to 72 hours or through two to three shampoos! An adorable octopus-shaped blackhead remover to exfoliate your skin while pulling out whiteheads, blackheads, and other pore-clogging yuckies. A moisturizing in-shower hair treatment for a quick burst of hydration. In just eight seconds — eight! — it starts working to leave your mane feeling silkier, softer, and smoother after washing. A nail concealer to subtly hide yellowing and staining on your nails while adding a semi-sheer ~blurring~ layer that'll make your nail beds look brighter. A cuticle oil because too many gel manis have destroyed your nails. Sweet almond oil, vitamin E, and jojoba soften the cuticle and strengthen your claws so you'll be proud to show them off. Glossier Ultralip, a nourishing lipstick if you want a hydrating wash of color that doesn't make your lips feel dry as a desert. It's made with hyaluronic acid, a moisture magnet, and applies like a creamy balm. A super soft MakeUp Eraser so you don't feel like you're removing stuck-on foundation with sandpaper. This is designed to work with just water! A powerful snail repair cream to brighten dull skin, fade discoloration, and add plumpness. Snail mucin extract is a popular ingredient in K-beauty products and is rich in hyaluronic acid (hydrates) and glycolic acid (stimulates collagen production). A crème to powder waterproof eyeshadow stick for a stay-all-day eyeshadow that won't fade or crease — it isn't too much to ask for. One end is the eyeshadow stick, and the other is a built-in smudger, so you don't need any brushes to achieve your eye look. Plus, the formula is made with nourishing vitamin E and vitamin C. A collagen-coating hair treatment that'll revitalize a mane that's dry, damaged, and overprocessed. Waking up with frizz-free hair? Umm, yes, please! A splurge-worthy bottle of Olaplex No. 3 because it's not messing around. It'll revive your dry, damaged, colored hair like no other. As someone who spends four-plus hours bleaching my hair every six to eight weeks, I can 100% vouch for this miracle in a bottle. A Schick Silk dermaplaning razor if you've found more stray hairs on your face as you've aged. This handy mini blade is great for trimming eyebrows, as well as removing unwanted facial hair, especially if you find handling tweezers tricky. A lightweight primer so you can apply your makeup to a smooth, even surface and have it stay all day. It's made with green tea extract and collagen to protect and moisturize the skin. An eye primer to ensure your flawless smoky eye isn't ruined by your chronically oily eyelids on a night out. A splurge-worthy iS Clinical serum for folks who aren't here to play around. Its powerful blend of pharmaceutical-grade botanicals — like mushroom extract (antioxidant and anti-inflammatory properties), bilberry (cleanses, tightens, and nourishes), and arbutin (brightens) — may help give you a glowier, younger-looking complexion. A cruelty-free vitamin C serum that'll give your skin a much-needed pick-me-up. Just listen to the 94,000+ people who gave it a 5-star review: This stuff brightens, softens, and dramatically fades hyperpigmentation. A cruelty-free lengthening mascara because you're tired of mascaras that don't live up to their promises. This one won't let you down — I promise! It's lightweight, won't transfer, doesn't smudge, and lasts all day. Consider your expectations exceeded! Or a splurge-worthy tube of Stila mascara if you're dreaming of a formula that doesn't flake, fade, or streak again. A Stila waterproof eyeliner so you can create precise and dramatic wings that won't budge through humidity, sweat, and tears. Or a winged eyeliner stamp to achieve matching cat-eyes in seconds. Just stamp the wings and use the liner pen on the other end to connect it to your inner corner. That's eyeliner done for the day! A box of pore-tightening, skin-lifting face masks that'll truly terrify you, first because you'll look like a zombie once you've applied it, and second because it's so darn effective at reducing the appearance of wrinkles. A beloved tightening cream because the 40,000+ reviewers who rated it 5 stars is all the proof you need. It's infused with caffeine, coconut oil, and guarana extract to firm, smooth, and add shimmer to the skin. Plus, the vanilla, salted caramel, and pistachio scent is better than any perfume out there. Embryolisse, a cult-favorite French moisturizing cream if you getting your money's worth. It's designed to hydrate, protect, soothe, and nourish your skin. (It's been with you after all these years, so give it the pampering it deserves.) Makeup artists also use it as a primer, so consider this a 2-for-1 value purchase. A Boldify root touch-up powder so you can cover grays and conceal thinning and patchiness for 48 hours or until your next shampoo. It's easy to use — simply dab the sponge in the powder and tap wherever you need coverage. An acne patch for those days when a pimple pops up at the *worst* possible moment. Hydrocolloid, tea tree oil, and calendula oil are gentle on the skin while still drawing out fluids and pus from your pimple. A Verb's Ghost Oil — a weightless blend of moringa seed oil, bamboo extract, and argan oil that'll simultaneously moisturizes, strengthens, and adds shine while leaving behind a light, fresh scent (because no one needs to know this is third-day hair). Sunday Riley Luna because it's a skincare hero you shouldn't sleep on — OK, actually, you're supposed to wear it overnight, but you know what I mean! It's a retinol oil that plumps your skin, reduces redness and fine lines, and makes your skin feel oh-so soft.


Medscape
15 hours ago
- Medscape
Cognitive Therapy Offers Sustained Relief of Low Back Pain
A personalized protocol involving self-managed cognitive functional therapy (CFT) was associated with sustained symptom improvement at 3 years in patients with chronic low back pain in a phase 3 follow-up study. The three-armed RESTORE trial assessed adult patients in Australia with chronic disabling low back pain, showing effectiveness for CFT with or without motion sensor biofeedback compared with usual care for up to 1 year. In this new extension analysis of RESTORE, both CFT treatments were still more effective than usual care at 3 years, with greater reductions in both pain intensity and activity limitation. Interestingly, no differences in outcomes were found between the CFT-only group and the CFT plus biofeedback group. 'It shows that if we empower patients with knowledge and skills to manage back pain, including future flare-ups that are almost inevitable, then we can markedly reduce the massive personal and societal burden of back pain,' lead author Mark Hancock, PhD, Spinal Pain Research Center, Macquarie University, Sydney, Australia, told Medscape Medical News. 'We hoped to see these results, given the intervention design, but we were still somewhat surprised how well the effects lasted over time,' he added. The findings were published online on August 5 in The Lancet Rheumatology . Building on 'Unusual' Initial Findings Hancock noted that most treatments for low back pain produce small, short-lasting benefits. 'The CFT intervention is specifically designed to have long-term effects, as it gives people the skills, knowledge, and confidence to self-manage. The results we previously published showed the effects were sustained at 1 year, which is unusual, and we wanted to see if it remained effective at 3 years,' he said. In the original RESTORE trial, the investigators recruited adult patients who had low back pain lasting more than 3 months and randomly assigned them to receive one of three treatments: CFT only (n = 164), CFT plus biofeedback (n = 163), or usual care (n = 165). The CFT groups received up to seven treatments over 12 weeks plus a booster session at 26 weeks, all of which were delivered by trained physiotherapists. Investigators noted that CFT targets biopsychosocial barriers to recovery and has three components that are based on an individual patient's goals. These components include 'making sense of pain,' exposure with control, and lifestyle change. Both CFT groups wore movement sensors during their sessions, but only the CFT plus biofeedback group and their physiotherapists had access to the data. Usual care involved treatment that was chosen by the patient themselves and/or recommended by their healthcare provider. The new 3-year follow-up included 312 of the original participants (mean age, 48 years; 60% women) and between 60% and 65% of each of the original treatment groups. The extension's primary outcome was self-reported pain-related physical activity limitation, as measured on the Roland-Morris Disability Questionnaire. The secondary outcome was pain intensity, as measured by the numeric pain rating scale. Long-Term Pain Reduction Results showed that CFT with biofeedback was more effective in reducing activity limitation at the 3-year mark vs usual care (mean difference, -4.1; P < .0001), as was CFT alone (mean difference, -3.5; P < .0001). Additionally, CFT with or without biofeedback was more effective in reducing pain intensity vs usual care (mean differences, -1.5 and -1.0, respectively; P < .0001 for both). For both measures, the differences between the two CFT groups were not significant. Sensitivity analyses showed similar, although slightly smaller, effects. In addition, 49% of the CFT plus biofeedback and 43% of the CFT-only groups maintained recovery level scores between the 1-year and 3-year follow-ups compared with 17% of the usual care group. 'These long-term effects are novel and provide the opportunity to markedly reduce the effect of chronic back pain if the intervention can be widely implemented,' the investigators wrote. They noted that this would include an increase in clinician training and replication studies in other populations. 'This type of biopsychosocial intervention is widely recommended in guidelines, but the evidence [for it] is now becoming much stronger,' Hancock said. 'Many clinicians aim to deliver these interventions, but they often find it hard, especially if they were trained in a more pure biomedical way of thinking. There are now more resources to assist clinicians in upskilling in these approaches,' he added. 'Cautious Optimism' In an accompanying editorial, Dimitrios Lytras, PhD, Department of Physiotherapy, International Hellenic University, Thessaloniki, Greece, applauded how the study was conducted. 'Methodologically, RESTORE is exemplary: a pragmatic, multicenter trial embedded in routine care [and] supported by thorough therapist training,' Lytras wrote. He added that the results 'offer cautious optimism' and a shift from passive care models to ones that are more patient-centered. The addition of biofeedback not leading to added benefit could be explained by the fact that CFT 'already incorporates rich feedback mechanisms, making supplementary sensor input redundant,' he noted. Lytras wrote that the intervention is also low risk and high value. Durable Functional Gains Commenting for Medscape Medical News, Sean Mackey, MD, PhD, Redlich professor and chief of the Division of Pain Medicine at Stanford Medicine, Palo Alto, California, said the study showed durable functional gains and modest pain changes. The dose of seven visits over 12 weeks plus a 26-week booster was 'lean,' but the effects held, which was 'pleasantly surprising,' said Mackey, who was not involved with the research. However, he did note a few caveats, including that only 63% of the randomized cohort contributed to the 3-year data. In addition, 'those followed were less severe at baseline and did better at 1 year, though loss to follow-up was nondifferential by arm,' he said. In reflecting on the study design, Mackey noted that an 'attention-matched active comparator to blunt performance and expectancy bias' would have been helpful. He pointed out that the researchers themselves acknowledged that usual care was not contact-matched. He added that it would also have been valuable to include data on 3-year adverse events, healthcare utilization, and costs. If future research confirms its generalizability to other countries, Mackey said he would recommend clinicians 'adopt the CFT package' of graded exposure with a control and lifestyle coaching, schedule 6-8 visits plus a 6-month booster, measure function as the primary outcome, and set expectations for about a one-point reduction in pain. He recommended against adding sensor biofeedback because 'it didn't help.'


Newsweek
a day ago
- Newsweek
Common Food Bacteria 'Could Transform Nutrition and Medicine'
Based on facts, either observed and verified firsthand by the reporter, or reported and verified from knowledgeable sources. Newsweek AI is in beta. Translations may contain inaccuracies—please refer to the original content. Common food bacteria could be rewired to produce more vitamins—and "help to transform nutrition and medicine." This is the discovery of scientists at Rice University who have revealed how a bacterium called Lactococcus lactis regulates the production of a key precursor in the production of vitamin K₂, which is important for bone health, vascular health and clotting factors that stop bleeding. The bacteria create enough of this precursor to support their growth while preventing toxic buildup. "Vitamin-producing microbes could transform nutrition and medicine, but we must first decode their inherent checks and balances," said paper author and biosciences researcher professor Caroline Ajo‑Franklin in a statement. "Our work shows how L. lactis finely tunes its internal supply of the K₂ precursor, allowing us to rewire it with precision." The method could improve supplements and fortified foods and make vitamins cheaper and more environmentally friendly. Digital 3D illustration of probiotic bacteria. Digital 3D illustration of probiotic microbes to overproduce vitamins provides a greener and more cost-effective alternative to chemical synthesis or extraction from plants and animals, the researchers said. However, bacterial cells typically limit their production to self-sustaining levels. By dissecting the control system for the vitamin K₂ (also known as menaquinone) precursor, the study authors have identified how "substrate availability" and "genetic architecture" impose a production ceiling and how those limits can be lifted. The study focuses on the "unstable intermediate compound" that channels all forms of vitamin K₂. "A vitamin K₂ deficiency usually manifests as a propensity for excess bleeding, bruising and potentially gastrointestinal bleeding," Ajo‑Franklin told Newsweek. "It can be particularly hazardous for newborns, who can experience intracranial bleeding. As a result, it is standard care in the United States for all babies to receive a vitamin K₂ shot at birth. "A vitamin K deficiency can be caused by insufficient consumption of fermented food (natto, sauerkraut, cheeses, etc.) and animal products like egg yolks, fatty fish, or diseases/conditions that impair the body's ability to absorb vitamin K₂ in the gut, like celiac disease, cystic fibrosis or extended use of antibiotics. She added: "Vegan diets can be low in K₂ unless supplemented." Closed up shot of woman's hand taking supplement capsule. Closed up shot of woman's hand taking supplement researchers used a three-prong approach in their investigation, including biosensing (a device that can detect biological substances), genetic engineering and mathematical modeling. They built a custom biosensor in a different bacterium to help detect the precursor—thousands of times more sensitive than conventional methods and requiring minimal lab equipment. Next, they used the genetic tools to alter the levels of enzymes in the biosynthetic pathway. By measuring precursor output under different conditions, they fed the results into a mathematical model of the pathway. At first, the model assumed an unlimited precursor supply, but predictions didn't align with laboratory results. "Once we allowed for depletion of the starting substrate, the model output matched our experimental data," said paper author and computational systems biologist Oleg Igoshin, study author in a statement. "It became clear that cells hit a natural production ceiling when the substrate runs low." Just overexpressing pathway enzymes did not increase output beyond the threshold, however, because precursor materials became limited. The researchers compared this to attempting to bake more cookies with extra baking sheets, but without enough flour. However, the order of enzyme-encoding genes on DNA also influenced precursor levels. They found rearranging these genes altered how much intermediate the cell produced, suggesting an additional layer of "evolutionary regulation" that has not been well understood. "By tuning substrate supply, enzyme expression and gene order simultaneously, we can push production above the natural ceiling," said paper author and biochemist Siliang Li, in a statement. This opens the door to engineering L. lactis or other food-grade bacteria to produce more vitamin K₂ in fermentation processes in probiotic formulations, the researchers said. L. lactis, Ajo‑Franklin explained, "is also a probiotic bacterium, meaning that it promotes a healthy gut. It is found in a variety of fermented foods, most notably cheese and yogurt." "We've figured out how to reprogram the cells to make more vitamin K₂ with the natural enzymes they produce. We discovered the cells are very carefully controlling the production of vitamin K₂ through two overlapping control mechanisms. With this understanding, we can now predict what changes we need to make to override that control. "Previous efforts were only partially successful because they didn't know about both control points." Ajo‑Franklin added that it could lower the cost of current vitamin K₂ production. "Additionally, being able to produce vitamin K₂ by bacteria allows you to make it wherever needed, whether that's in space or somewhere on Earth, far away from large manufacturing facilities." If vitamin K₂ is produced by bacteria in the gut, the researchers said there is a possibility of the absorption being more effective than standard vitamin tablets. With Vitamin C and vitamin B₁₂ both currently manufactured using microorganisms, the researchers said a similar approach might enable them to make higher levels of these vitamins too. Do you have a tip on a health story that Newsweek should be covering? Do you have a question about vitamins? Let us know via health@ Reference Li, S., Zhang, J., Ajo-Franklin, C. M., & Igoshin, O. A. (2025). The growth benefits and toxicity of quinone biosynthesis are balanced by a dual regulatory mechanism and substrate limitations. mBio.