Hair, Skin & Nails Gummies with Biotin Strawberry Flavored by Nature's Bounty Optimal Solutions — Ingredients, Evidence & Safety

Product Label

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Label Data

2 Gummy(ies) Serving Size

40 Servings

Other Combinations Product Type

33% Evidence Coverage

Supplement Facts — Evidence Check

Calories

15 Calorie(s)

Total Carbohydrates

3 Gram(s) (1% DV)

Vitamin C

15 mg (17% DV)

Vitamin E

6.7 mg (45% DV)

✅ Within RDA (0.4× RDA of 15 mg) 📚 177 studies (Tier A: 3, B: 90)

RDA 15mg This product: 6.7mg UL 1000mg

Biotin

2500 mcg (8333% DV)

📊 83.3× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)

RDA 0.03mg This product: 2.5mg

Sodium

10 mg (1% DV)

Other Ingredients

Sugar Corn Syrup Dicalcium Phosphate Gelatin Contains Less Than 2% of

Label Claims — Verification

❓ All Other

❓ Structure/Function

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

Target Groups

Adult (18 - 50 Years) Gluten Free Dairy Free

Product Information

📋 Directions for Use

Directions: For adults, take two (2) gummies daily, preferably with a meal.

⚠️ Warnings & Precautions

Warning: If you are pregnant, nursing, taking any medications, planning any medical or surgical procedure or 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.

If any adverse reactions occur, stop use and consult your doctor.

Keep out of reach of children.

Do not use if seal under cap is broken or missing.

🧪 Formulation Notes

With Biotin 2500 mcg per serving Skin & Hair nutrients

Antioxidants Vitamin C & E Naturally Sourced Colors and Flavors

Guaranteed Quality Laboratory Tested

No artificial flavor, no artificial sweetener, no milk, no lactose, no soy, no gluten, no wheat, no yeast, no fish.

Contains bioengineered food ingredients

Natural color variation is normal and does not affect the quality of the product.

Product of Spain

Additional Information

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

#1 Brand for Hair, skin & nails

Health & Beauty

Beauty starts on the inside At Nature's Bounty, we believe health and beauty go hand in hand. With nearly 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. Beauty Starts on the Inside

Store at room temperature.

Source: IRI Total US-Multi Outlet: Latest Completed 52 weeks ending 7/26/20.

Product Details

UPC / SKU 0 74312 53545 1

DSLD Entry Date 2021-04-22

Product Type Other Combinations

Form Gummy or Jelly

Brand Nature's Bounty Optimal Solutions

DSLD ID 242528

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

PubMed DOI

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

PubMed DOI

B Dietary interventions for multiple sclerosis-related outcomes

Meta Analysis The Cochrane database of systematic reviews 2020

PubMed DOI

B Interventions for infantile seborrhoeic dermatitis (including cradle cap)

Meta Analysis The Cochrane database of systematic reviews 2019

PubMed DOI

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

PubMed DOI

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

PubMed DOI

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

PubMed DOI

B Effect of biotin on milk performance of dairy cattle: a meta-analysis

Meta Analysis Journal of dairy science 2011

PubMed DOI

B PROVIT: Supplementary Probiotic Treatment and Vitamin B7 in Depression-A Randomized Controlled Trial