Perry, C. A., et al. (2014). Pregnancy and lactation alter biomarkers of biotin metabolism in women consuming a controlled diet. Garodia notes that jaborandi is more therapeutic than most oils and may help with hair growth, nourishing a dry scalp, and preventing premature graying. It also moisturizes hair and may prevent split ends and dandruff. Argan oil Biotin is believed to help support our hair, skin and nails, as well as deliver several other health benefits. However, biotin’s ability to help in these three areas, particularly hair, is yet to be widely proven. You can enhance your hair, skin and nail health even without a supplement. A balanced diet with a variety of fruits, vegetables and protein is important for all three. Drink plenty of water, too. In addition to food, the bacteria in your intestines can make biotin. However, the role of gut bacteria on the overall biotin status of humans remains unknown — in part due to the complexity of the gut microbiota and the factors that influence its composition ( 8). Summary

Best for Sensitive Scalps: Juices & Botanics Gentle Formula: The Drip Gentle Healthy Hair Growth Elixir Outside of these populations, biotin supplements or biotin-added hair products are unlikely to offer any benefits ( 12). Summary 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 When it comes to how often to use your hair oil, Dr. Gohara reminds us to read the instructions for your oil of choice very carefully. "Following the instructions on your hair growth oil is imperative because some oils have you apply once a day while others are more frequent," she points out. She adds that it's perfectly all right to use multiple hair products at once, so long as you "couple your hair growth oils with a shampoo and conditioner routine to make sure your hair is getting as clean and nourished as possible." Clarifying shampoos, in particular, she says, "are perfect companions for hair growth oils." Keep in mind that there’s little evidence to support the use of biotin for hair, nail, or skin health. Consuming a healthy, well-rounded diet will do much more for your hair, skin, and nails than taking a supplement.

However, because the hair growth supplement contained multiple ingredients — including zinc and iron, which are also necessary for hair growth — it’s not possible to attribute the study’s findings to biotin alone.

Third-party testing. It’s best to choose a supplement that has undergone third-party testing to ensure quality and purity. Many supplements on this list are third-party tested, and the rest are manufactured in CGMP certified facilities with in-house testing protocols. Argan oil is commonly known as Moroccan oil. Garodia points out that it’s high in vitamin A, C, E, antioxidants, and omega-3 fatty acids. Medical News Today has strict sourcing guidelines and draws only from peer-reviewed studies, academic research institutions, and medical journals and associations. We avoid using tertiary references. We link primary sources — including studies, scientific references, and statistics — within each article and also list them in the resources section at the bottom of our articles. You can learn more about how we ensure our content is accurate and current by reading our editorial policy. I have waited eight months to post my review because I wanted to give the product enough time to do the work that I was hoping it would do. I’m very happy to say that eight months later my hair has a definite increase in volume, shine, and the thinning areas around my temple and at the crown had filled in. One way that I know that my hair has filled in is that eight months ago I parted my hair and measured the part line. Eight months later the part line has decreased in width by half! But why does biotin get superhero status when it comes to hair, skin and nail health? Maybe because biotin deficiency — not having enough biotin — can lead to:As for the name, ‘biotin’ it sounds a bit scientific, doesn’t it? Well, it actually stems from the ancient Greek word, ‘biotos’ which means ‘life’ or ‘sustenance.’ B vitamins, especially biotin, are widely recognised as going hand-in-hand with keeping our eyes, liver, and nervous system healthy. Meanwhile, biotin specificallyis considered as being crucial during pregnancy because it plays an important role in embryonic growth. Biotin is responsible for: