Keratin 50 mg®

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Serving Size: 1 Capsule(s) · 2 per day

Not Present

• 

  Swanson Keratin 50 mg 60 Caps

  iHerb4.6(375)

  $11.09Lowest
• 

  Swanson Full Effect Hair Thickener

  Swanson Health Products4.6(838)

  $16.39
• 

  Swanson Keratin (from Tibetan Wool) - Natural Supplement Promoting Healthy Joints, Hair, Skin & Nails - Helps Nourish Healthy Connective Tissues - (60

  GoSupps.com

  $29.99
• 

  Swanson Keratin (From Tibetan Wool) - Natural Supplement Promoting Healthy Joints, Hair, Skin & Nails - Helps Nourish Healthy Connective Tissues - (60

  GoSupps.com4.6(375)

  $49.99
• 

  NeoCell Keratin Hair Volumizer

  Swanson Health Products4.4(1000)

  $16.19
• 

  Swanson Keratin (From Tibetan Wool) - Natural Supplement Promoting Healthy Joints Hair Skin & Nails - Helps Nourish Healthy Connective Tissues - (60

  GoSupps.com

  $79.99

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• BSF-Nutrition

  5.0 (67)

  Vitamin & supplements store

  Robert-Koch-Straße 28, 37308 Heilbad Heiligenstadt

  Directions03606 6974996

• Body Nutrition

  4.4 (13)

  Vitamin & supplements store

  Am Brauhaus 6, 37269 Eschwege

  Directions0172 4948385

• Kopp Shop Vital

  5.0 (5)

  Vitamin & supplements store

  u. Dorfstraße 9, 37176 Nörten-Hardenberg

  Directions0175 1583508

• GRAMME-REVIT International GmbH

  Vitamin & supplements store

  Im Oberdorf 10, 99428 Grammetal-Niederzimmern

  Directions036203 713285

• Herbacin Markenshop Eisenach

  5.0 (15)

  Cosmetics store

  Karlstraße 32, 99817 Eisenach

  Directions03691 8897836

• NATIVE SUPPLEMENTS

  3.0 (2)

  Vitamin & supplements store

  Rüssenstraße 19, 98527 Suhl

  Directions0171 4741006

• DonNutrition

  5.0 (1)

  Vitamin & supplements store

  Hochzeitsstraße 2, 34393 Grebenstein

  Directions0163 2148970

• Arena Supplements Shop for Sports Nutrition

  5.0 (316)

  Vitamin & supplements store

  Suitbertusstraße 155, 40223 Düsseldorf-Stadtbezirk 3

  Directions0211 15204809

• The effects of an oral supplementation of a natural keratin hydrolysate on skin aging: a randomized, double‐blind, placebo‐controlled clinical study in healthy women

  F Tursi, V Nobile, E Cestone, I De Ponti… - Journal of Cosmetic …, 2025 - Wiley Online Library

  … Thus, the results of the present study investigating the role of FKH as a dietary supplement for skin health and beauty should be confirmed by a larger clinical study including both men …

  20259 citations

• … and safety of L-cystine associated or not to a natural keratin (Kera-Diet®) hydrolysate on hair and nails: Randomized, placebo-controlled, clinical trial on healthy …

  V Nobile, J Duperray, E Cestone, S Sergheraert… - J Cosmo …, 2019 - researchgate.net

  … to be used in food supplements containing, L-Cystine and hydrolysate of natural keratin, minerals, and … Our results show clearly that, after 45 days of supplementation, these criteria are …

  20197 citations

• The effect of chronic soluble keratin supplementation in physically active individuals on body composition, blood parameters and cycling performance

  EM Crum, YD McLeay, MJ Barnes… - Journal of the International …, 2018 - Springer

  … healthy individuals, the purpose of this study was to compare the effects of 4 weeks of cycle training combined with KER or CAS supplementation … that supplementation with KER would …

  201810 citations

• … of the oral supplementation with a natural keratin hydrolysate (Kera-Diet®) on hair and nails: randomized, Placebo and Benchmark-controlled clinical trial on healthy …

  V Nobile, F Tursi, E Cestone, R Sergheraert… - Trichology and …, 2020 - openventio.us

  … In this study, we demonstrated that daily oral administration of 1000 mg during 3 months of a natural extensively keratin hydrolysate, Kera-Diet®, associated to trace elements and …

  20206 citations

• Cysteic acid in dietary keratin is metabolized to glutathione and liver taurine in a rat model of human digestion

  FM Wolber, M McGrath, F Jackson, K Wylie… - Nutrients, 2016 - mdpi.com

  … A keratin product (KER) was selected for study for which … keratin in any form is not a common component of the human diet, and the safety and health effects of crude or purified keratin …

  201623 citations

• Is there a role for organic trace element supplements in transition cow health?

  S Andrieu - The Veterinary Journal, 2008 - Elsevier

  … keratin plug lining the teat canal, which creates a physical and chemical barrier to protect the mammary gland. Keratin is … matrix, and elimination, when keratin is flushed out of the canal …

  2008288 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2019-05-28. DSLD Label ID: 203146. 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.