Extra Strength Hair Skin & Nails®
Other CombinationsBrand: 21st Century
Net Contents
90 Tablet(s)
Serving Size
3 Tablet(s)
Servings Per Container
30
Supplement Form
Tablet or Pill
Bar Code (UPC/SKU)
7 40985 27847 5
Product Version
501337-0816
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
23 distinct active ingredients are disclosed in Supplement Facts.
Label includes a proprietary blend, so some individual amounts are not itemized.
17 ingredients report a %DV; 11 meet or exceed 100% DV.
This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.
Supplement Facts
Serving Size: 3 Tablet(s) · 1 per day
| Ingredient | Amount Per Serving | % Daily Value |
|---|---|---|
| Vitamin A(Retinyl Palmitate) | 5000 IU | 100% |
| Vitamin C(Ascorbic Acid) | 60 mg | 100% |
| Vitamin D3(Cholecalciferol) | 1000 IU | 250% |
| Vitamin E(DL-Alpha-Tocopheryl Acetate) | 15 IU | 50% |
| Thiamine(Thiamine Hydrochloride, Vitamin B1) | 5 mg | 333% |
| Riboflavin(Vitamin B2) | 2 mg | 118% |
| Niacin(Niacinamide) | 25 mg | 125% |
| Vitamin B6(Pyridoxine Hydrochloride) | 5 mg | 250% |
| Folic Acid | 200 mcg | 50% |
| Vitamin B12(Cyanocobalamin) | 8 mcg | 133% |
| Biotin(D-Biotin) | 5000 mcg | 1667% |
| Pantothenic Acid(D-Calcium Pantothenate) | 15 mg | 150% |
| Calcium(Calcium Carbonate, Dicalcium Phosphate) | 372 mg | 37% |
| Phosphorus(Dicalcium Phosphate) | 180 mg | 18% |
| Magnesium(Magnesium Oxide) | 50 mg | 13% |
| Zinc(Zinc Gluconate) | 7.5 mg | 50% |
| Manganese(Manganese Gluconate) | 2 mg | 100% |
| PABA | 10 mg | — |
| Choline Bitartrate | 10 mg | — |
| Inositol | 30 mg | — |
| Citrus Bioflavonoid / Rutin Complex | 38 mg | — |
| Horsetail powder | 3 mg | — |
| Collagen(hydrolyzed Gelatin) | 50 mg | — |
Not Present
Other Ingredients
Target Groups
Label Claims
Directions & Suggested Use
Suggested/Recommended/Usage/Directions
Directions: As a dietary supplement, adults take three (3) tablets daily with a meal or as directed by a healthcare provider. Do not exceed recommended dosage.
Warnings & Precautions
Precautions re: All Other
Do not exceed recommended dosage.
Precautions re: Pregnant or Nursing or Prescription Medications
Warning: Consult a healthcare provider prior to use if pregnant, nursing, on medications, have a medical condition or are planning a medical procedure.
Precautions re: All Other
Stop use and contact a physician if adverse reactions occur.
Precautions re: Children
Not intended for use by persons under the age of 18. Keep out of reach of children.
Precautions re: All Other
Do not use if product appears to be tampered with or seal is broken.
Storage
Storage
Store at room temperature.
Formulation
Formulation re: Does NOT Contain
No added Salt, Yeast or Artificial Flavors.
Formula re: Contains
With Antioxidants A, C & E, B-Complex Vitamins & Minerals 5000 mcg of Biotin per serving
Formula re: Contains
Biotin and Vitamins A, C, E are the nutrients needed to promote lustrous hair, strong nails and vibrant skin. Biotin is important for the maintenance of healthy skin and hair and supports nail growth. Vitamin A promotes a healthy cellular membrane for healthier skin and overall health. Vitamin C is an antioxidant that slows the rate of free-radical damage to promote vibrant skin. Vitamin E helps red blood cells form and contributes to skin health.
Formula re: Contains
Antioxidants A, C & E Plus B-Complex Vitamins & Minerals
FDA Statements
FDA Statement of Identity
Multivitamin Supplement
FDA Disclaimer Statement
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Other Label Statements
General Statements: All Other Content
Healthy renewal formula
General Statements: All Other Content
Individual results may vary.
Seals/Symbols
Guaranteed quality Laboratory tested
General Statements: All Other Content
Discover beautiful support 21st Century Healthy Renewal Formula Extra Strength Hair, Skin & Nails works to help support your natural beauty from within.
General Statements: All Other Content
Use Hair, Skin & Nails to Support: Skin Moisture Level The Fullness of Hair Nail Strength & Health
General Statements: All Other Content
501337-0816-91353
Manufacturer & Distributor
Manufacturer
21st Century HealthCare, Inc.
2119 S. Wilson St., Tempe, AZ, 85282, USA
Market Reference
21st Century Hair, Skin & Nails Extra Strength Tablets
21st-century-vitamins4.6(8100)$9.9921st Century Advanced Formula Hair, Skin & Nails 50 Tablets
Walmart - OTCRx4U4.6(4800)$9.01Pack of 12-Hair Skin & Nails X/Str Tab 90 By 21st Century USA
AmericanPharmaWholesale.com$82.4721st Century Healthy Renewal Formula Hair Skin & Nails Extra Strength - 90 Tablets Pack of 2
GoSupps.com4.6(4800)$59.9921st Century Biotin
21st-century-vitamins4.7(1100)$9.9921st Century Healthy Renewal Formula Hair, Skin & Nails Tablets 50 Ea
eBay - sokopovo14.6(4700)$8.26Case of 12-21st Century Healthy Renewal Formula Hair, Skin & Nails Tablets 50 EA
AmericanPharmaWholesale.com$65.88Nature's Bounty Extra Strength Hair, Skin & Nails Softgels
walgreens.com4.5(8800)$18.69
Where to Buy Locally
Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.
Showing representative supplement & health retailers — search above for stores in your area.
Ella Beauty
4.4 (168)Beauty supply store
3142 SE Military Dr A119, San Antonio, TX 78223
Simple Body
5.0 (165)Beauty supply store
2520 W Colorado Ave, Colorado Springs, CO 80904
Walmart Supercenter
3.7 (3240)Department store
3333 Clark St, Alamosa, CO 81101
Research & Studies
Antioxidants to defend healthy and youthful skin—current trends and future directions in cosmetology
A Budzianowska, K Banaś, J Budzianowski… - Applied Sciences, 2025 - mdpi.com
… body, including the skin, hair, and nails. This involves the use of … began in the late 19th century, notably with the observation of … Key compounds such as phenolics, vitamins C and E, and …
2025105 citationsClinical evaluation of a plant-based supplement on hair, skin, nail health, and psychological well-being: A 90-day observational study
SJ Pandya, CH Savaliya, VB Shiravale… - Cosmoderma, 2025 - cosmoderma.org
… role in maintaining healthy hair, skin, and nails. While severe deficiency is rare, mild or subclinical deficiency is common and can lead to hair thinning, brittle nails, and dry, irritated skin. […
20251 citationsBenefits and risks of hair, skin, and nail supplements in older adults
V Shing, AA Sierra, AA Shah - International Journal of Women's …, 2025 - journals.lww.com
… The cosmetic dietary supplement industry has a large and rapidly growing market, and a … to “promote healthy hair, skin, and nails.” However, the purported claims of dietary supplements …
2025Nutrition for Healthy Hair
RM Trüeb - 2020 - Springer
… This chapter aims at reviewing some key historical moments in the development of our understanding of diet and health. Although food and nutrition have been studied for centuries, …
202016 citationsConsumer perception of biotin supplementation
JJ John, SR Lipner - Journal of cutaneous medicine and …, 2019 - journals.sagepub.com
… of reviewers claiming whether biotin helped with skin, hair, or nails were recorded. … of patients relying on internet resources for health care decisions. Moreover, dermatologists and other …
201917 citationsRisks of skin, hair, and nail supplements
EK Burns, A Perez-Sanchez… - Dermatology Practical & …, 2020 - pmc.ncbi.nlm.nih.gov
… nails may inquire about the use of nail supplements. … (vitamin E) supplementation in healthy men increased the risk of prostate cancer by 17% [62]. Folic acid supplementation in healthy …
202025 citations
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Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2019-08-23. DSLD Label ID: 205495. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.
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