My freshman-year dorm mate, a Paris Hilton lookalike who hailed from a rich Northern California suburb, was very clued into the fish oil craze of the early 2000s. Every day, she choked down a type of amber, egg-shaped tablets to fortify her French manicure and color-treated tresses. It was, so far as I can keep in mind, my first introduction to the concept of magnificence dietary supplements. Fish oil has fallen out of favor since then, clearing the way in which for biotin to take over as at the moment’s magnificence buzzword of be aware, however I stay as skeptical of the latter as I used to be of the previous again in 2008. In fact, now that my very own color-treated hair has began to skinny out in my 30s, I discover myself—towards my higher judgment—attempting to find the most effective biotin dietary supplements whereas wandering the grocery aisles.
So I made a decision to search out out as soon as and for all: does biotin actually work at strengthening hair and nails? And what are the tried-and-true manufacturers that really dwell as much as the hype?
Featured picture by Riley Reed.
The Consultants
For steerage, I tapped two of my favourite specialists, celeb chef and nutritionist Serena Poon, and Camille Types resident diet advisor and double-certified integrative diet well being coach, Edie Horstman. Preserve studying for solutions.
Does biotin actually enhance hair and nails?
Biotin is a B vitamin that most individuals derive from a well-rounded food regimen (significantly when meals like fish, eggs, candy potatoes, and almonds are included). For those who aren’t getting sufficient biotin, this will likely result in brittle nails and hair loss.
“A handful of small research has proven how biotin supplementation helped strengthen already brittle nails,” shared Poon. “Sadly, there isn’t a proof that supplementation with biotin will assist already wholesome hair and nails develop or strengthen. ”

Is it okay to take biotin daily?
This query earned a convincing sure from our specialists, although each famous {that a} well-rounded food regimen ought to have a enough quantity of biotin for an grownup.
“Biotin is protected to take—even at excessive doses,” says Horstman. “That being stated, taking an excessive amount of can generally trigger uncomfortable side effects like abdomen aches and sleep points, however these are fairly uncommon.”
How a lot biotin do I really want every day?
The every day really helpful consumption of biotin for all adults is 30 micrograms.
“To provide you an thought of how a lot meals it’s essential to eat to succeed in your every day worth, one egg incorporates 10 micrograms of biotin, one-fourth cup of sunflower seeds incorporates 2.6 micrograms of biotin, and half a cup of candy potato incorporates 2.4 micrograms of biotin,” Poon explains. “It’s unlikely that it’s essential to take a biotin complement, however you may all the time verify along with your healthcare supplier in case you are uncertain.”

The Finest Biotin Dietary supplements Obtainable in 2023
The next dietary supplements have been culled from previous nutritionist suggestions, together with Horstman’s present favorites.
Each product is curated with care by our editors and we’ll all the time give an trustworthy opinion, whether or not gifted or bought ourselves. For those who purchase one thing by means of our hyperlinks, we might earn a small fee for gratis to you.
Wellbel Ladies Hair Pores and skin and Nails Complement
“These science-backed nutritional vitamins help hair, pores and skin, and nail well being, from the within out. Proof-based, Wellbel solely makes use of vegan, gluten-free, and non-GMO elements. These elements, like betaine HCL and noticed palmetto, have been utilized in human scientific trials and printed in peer-reviewed scientific journals.” — Edie Horstman
PURE SYNERGY Vita·Min·Herb for Ladies
This multivitamin covers a number of floor (equivalent to power, mind well being, digestion, immunity, and coronary heart well being), however options a wide range of vitamins that helps pure biotin manufacturing.
Cymbiotika Liposomal B Vit Advanced
Horstman loves this mood-boosting B vitamin advanced, which will increase power along with selling mobile well being.
Ora Natural Hair, Pores and skin, and Nails Assist
This is without doubt one of the most original plant-based hair merchandise obtainable, in keeping with Horstman. It packs a robust punch with natural B nutritional vitamins, natural algae, and 1 billion probiotics.
Nutrafol Ladies’s Stability Hair Development Complement
There’s a common sentiment about Nutrafol: these items truly works. A method the physician-formulated product performs its magic is by addressing the foundation explanation for hair thinning, equivalent to stress or hormonal imbalance.
Act+Acre Plant Based mostly Hair Capsules
“This cutting-edge complement is dedicated to wash and distinctive elements, like horsetail extracts, that are wealthy sources of silica so as to add quantity and shine. The addition of biotin promotes a wholesome and constant development cycle and the mix of plant extracts and nutritional vitamins promotes hair development, resilience, and visual strand thickness.” — Edie Horstman
FoliGROWTH Hair Development Complement
Filled with biotin, in addition to nutritional vitamins D and E, the complement has sufficient stellar elements to exchange your common multivitamin whereas supporting thicker, stronger locks.
HUM Diet Hair Candy Hair
A very good gummy vitamin is all the time welcome, however HUM’s biotin-packed gels additionally occur to be the actual deal (with 1000’s of five-star evaluations to again it up).
Shedavi Hair Development Nutritional vitamins
All pure and nutrient-packed, Shedavi collects botanicals from all over the world to create a vitamin that helps longer, more healthy, and fuller hair. Better of all: no chalky aftertaste.
Moon Juice SuperHair
Nutritional vitamins A, B, C, D, E, and Okay deal with lots of the dietary deficiencies that get in the way in which of wholesome hair, whereas natural adaptogens (ashwagandha and ginseng), follicle protectors (noticed palmetto and pumpkin seed), and micronutrients (from horsetail and kelp) help strands from the within out.