🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

Product Label

📸

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Label Data

1 Capsule(s) Serving Size
30 Servings
Other Combinations Product Type
50% Evidence Coverage

Supplement Facts — Evidence Check

10000 mcg (33333% DV)
📊 333.3× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)
RDA 0.03mg This product: 10.0mg
Advanced Hair Complex
160 mg

Other Ingredients

Cellulose Stearic Acid Magnesium Stearate Silica

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (100% of products) Structure/Function (91% of products) Nutrient (57% of products)

Target Groups

Vegetarian Adult (18 - 50 Years) Gluten Free Dairy Free Sugar Free

Product Information

📋 Directions for Use

One per day

Directions: For adults, take one (1) capsule daily, preferably with a meal. Optimal results seen with continued use.

⚠️ Warnings & Precautions

Warning: If you are pregnant, nursing, taking any medications, have any medical condition, or are planning to undergo any clinical lab testing, consult your doctor before use. Some supplements may interact with certain medications and/or interfere with certain lab tests.

It is advisable to consult your doctor before using biotin doses above 2,500 mcg per day. If any adverse reactions occur, stop use and consult your doctor. Do not use if seal under cap is broken or missing.

Keep out of reach of children.

🧪 Formulation Notes

Advanced Hair Complex

Clinically shown to help grow thicker, fuller hair in 12 weeks As we age, more hair follicles can switch from growing normal hair to growing thinner, shorter peach fuzz, making hair appear less thick, full and healthy.

Nature's Bounty Optimal Solutions Hair Growth capsules have an Advanced Hair Complex that works by delivering a matrix of 3 vital nutrients to the hair follicles, providing structural support for existing hair growth, increased thickness and healthier, fuller looking hair. Biotin a B vitamin essential to hair protein synthesis Arginine an amino acid in keratin Silicon a mineral found in healthy hair, nails, and skin

Clinically shown to help grow thicker, fuller hair

Suitable for vegetarians

Non-GMO Gluten free

Guaranteed quality Laboratory tested Made in the USA with select ingredients from around the world

Non-GMO, no artificial color, flavor or sweetener, no sugar, no milk, no lactose, no soy, no gluten, no wheat, no fish. Sodium free.

Additional Information

#1 brand for hair, skin & nails Source: IRI Total US - Multi Outlet: Latest 52 weeks ending 04/02/23.

At Nature's Bounty, we believe health and beauty go hand in hand. With 50 years of making quality vitamins and more than 20 years in the beauty business, you can trust that every Nature's Bounty product is backed by science and made with the purest ingredients...guaranteed.

Nutrition questions or comments? Call 1-800-433-2990 Mon.-Sat. 9 AM-7 PM ET Sign up for news and offers at NaturesBounty.com

Store at room temperature.

Product Details

DSLD Entry Date 2025-06-25
Product Type Other Combinations
Form Capsule
DSLD ID 336100
Data Updated 2026-04-11

Research Evidence

31 Research Sources
53 Avg Quality Score
12 Meta Analysis
9 Systematic Review
5 Rct
2 Clinical Trial
1 Regulatory Source
1 Openfda Safety
B Pentasaccharides for the treatment of deep vein thrombosis
Meta Analysis The Cochrane database of systematic reviews 2017
B Quantitative comparison of the efficacy of clinical drug treatments for primary progressive multiple sclerosis
Meta Analysis Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia 2023
B Dietary interventions for multiple sclerosis-related outcomes
Meta Analysis The Cochrane database of systematic reviews 2020
B Interventions for infantile seborrhoeic dermatitis (including cradle cap)
Meta Analysis The Cochrane database of systematic reviews 2019
B Effect of varicocelectomy on sperm deoxyribonucleic acid fragmentation rates in infertile men with clinical varicocele: a systematic review and meta-analysis
Meta Analysis Fertility and sterility 2021
B Effect of feeding biotin on milk production and hoof health in lactating dairy cows: a quantitative assessment
Meta Analysis Journal of dairy science 2011
B Factitious Graves' Disease Due to Biotin Immunoassay Interference-A Case and Review of the Literature
Systematic Review The Journal of clinical endocrinology and metabolism 2016
B Effect of biotin on milk performance of dairy cattle: a meta-analysis
Meta Analysis Journal of dairy science 2011
B PROVIT: Supplementary Probiotic Treatment and Vitamin B7 in Depression-A Randomized Controlled Trial
Rct Nutrients 2020
B High-dose biotin for multiple sclerosis: A systematic review and meta-analyses of randomized controlled trials
Meta Analysis Multiple sclerosis and related disorders 2021
View all evidence for Biotin →

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