Safety measures. Safety measures included spontaneous reports of adverse events and any adverse events disclosed during clinic evaluations and any changes noted during physical examinations. Revive thin, prone-to-fall hair with WOW Rosemary & Biotin Anti Hair Fall Hair Oil. It's a light, fast-absorbing oil infused with 9 natural cold-pressed oils, rosemary, biotin, and hibiscus. This oil boosts root circulation, nourishes the scalp for growth and density, and strengthens hair structure. It stimulates follicles, guards against loss, and balances sebum for better texture. It also soothes, moisturizes, and leaves hair full, shiny, and soft. Biotin supplements have few side effects if you take them as directed. “Biotin supplements and B-complex vitamins are safe for most people, though they may cause a slightly upset stomach,” Barth says. In an older 2012 study, women with self-perceived thinning hair were randomized to receive either a multi-ingredient hair growth supplement that contained biotin or a placebo for 6 months ( 4). Based on general guidance, it’s recommended people take between 2,000 and 5,000 mcg of biotin as a supplement to strengthen hair shafts and potentially see positive hair results. 9

Efficacy measures. The primary endpoint was the change in the number of terminal and vellus hairs in the target area of the scalp. The secondary endpoint was the change in patient self-assessment questionnaires following treatment ( Tables 1). That’s because many lab tests utilize biotin due to its ability to bind with specific proteins and detect certain health conditions ( 14). In fact, biotin is primarily used for alopecia — a condition that causes hair loss in all sexes. “Biotin helps maintain hair growth and helps with inflammation,” Dr. Bergfeld says. “The hair follicle, the skin and the nails all benefit.” Our hair, skin and nails all contain a basic protein called keratin. You may recall some haircare and skincare products being enriched with keratin? 7 At the start and end of the study, digital images were taken of the affected areas on the scalp. Each participant’s hair was also washed and any shed hairs were counted. Researchers found that women who took an MPS experienced a significant amount of hair growth in the areas affected by hair loss and less shedding.

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Pregnant or breastfeeding women often benefit from a prenatal vitamin,” says Barth. “Prenatal vitamins contain biotin, folic acid and other nutrients that are important for the health of the mother and baby. If you’re not sure which prenatal vitamin to take, ask your provider.” Do biotin supplements help with hair growth? Maybe you’re not worried about biotin deficiency but wonder whether a biotin supplement could help you get amazing hair. After all, many products advertise biotin as a hair growth booster. In one study, a biotin deficiency was found in 38% of women complaining of hair loss. Of these participants, 11% had a history of deficiency risk factors, such as inflammatory bowel disease (IBD) or the use of certain medications like antibiotics ( 5). If you've never used a hair oil before, applying it for the first time can be a baffling experience. It's important to remember that hair growth begins with a healthy scalp. For that reason, Dr. Gohara says, "Hair growth oils are massaged into the scalp to stimulate the hair at the root. Once you’ve shown your scalp lots of love, you can carry the product through to the ends." Biotin is a water-soluble vitamin that happens to be part of the Vitamin B family, which is what we have to thank for helping our bodies turn food into energy. 1

And if you can’t find the mega B-vitamin combination, you can buy biotin, zinc and vitamin C separately. Biotin shampoo There are a couple different ways to reap the benefits of biotin. Believe it or not, you may be already getting a decent dose without knowing it. High-dose biotin supplements can also interfere with certain medical test results, so tell your healthcare provider if you’re taking them, advises Barth. Without robust research, is biotin something you should try? The good news is that taking biotin in reasonable amounts won’t do any harm. How much biotin should you take? If you’re planning on taking biotin supplements for hair loss or beard thinning, seek medical advice first to try and identify the root cause of the problem.People who take certain classes of medications like antiepileptics and retinoids are also at risk of a biotin deficiency ( 9). Despite these claims, though, there’s limited evidence to suggest that supplementing with biotin or lathering it through your hair promotes hair growth in non-deficient people. In addition to hair growth treatments made with minoxidil, the FDA-approved hair growth ingredient, and rosemary oil, Aral also suggests products infused with coffeeberry extract to promote healthy hair growth. If you want to make sure you’re getting enough biotin, the daily recommended biotin intake is 30 micrograms (mcg) for adults, according to the National Institute of Health. If you’re pregnant, you need about 35 mcg a day.