Kolagen badania

1. https://benthamopen.com/contents/pdf/TONUTRAJ/TONUTRAJ-8-29.pdf
2. https://pubmed.ncbi.nlm.nih.gov/33742704/

Effects of hydrolyzed collagen supplementation on skin aging: a systematic review and meta-analysis – PubMed (nih.gov) >>>>> Int J Dermatology. 2021 Dec;60(12):1449-1461.  doi: 10.1111/ijd.15518. Epub 2021 Mar 20.

3.Daily oral supplementation with collagen peptides combined with vitamins and other bioactive compounds improves skin elasticity and has a beneficial effect on joint and general wellbeing
Nutrition Research. 2018 Sep;57:97-108.doi: 10.1016/j.nutres.2018.06.001. Epub 2018 Jun 9

https://pubmed.ncbi.nlm.nih.gov/30122200/
4. Oral supplementation of specific collagen peptides has beneficial effects on human skin physiology: a double-blind, placebo-controlled study
https://pubmed.ncbi.nlm.nih.gov/23949208/
5. Oral Intake of Low-Molecular-Weight Collagen Peptide Improves Hydration, Elasticity, and Wrinkling in Human Skin: A Randomized, Double-Blind, Placebo-Controlled Study
Nutrients. 2018 Jun 26;10(7):826.doi: 10.3390/nu10070826

https://pubmed.ncbi.nlm.nih.gov/29949889/

6. Oral supplementation with specific bioactive collagen peptides improves nail growth and reduces symptoms of brittle nails

J Cosmet Dermatol. 2017 Dec;16(4):520-526.doi: 10.1111/jocd.12393. Epub 2017 Aug 8.

https://pubmed.ncbi.nlm.nih.gov/28786550/

7. Collagen hydrolysate for the treatment of osteoarthritis and other joint disorders: a review of the literature – PubMed (nih.gov)

https://pubmed.ncbi.nlm.nih.gov/17076983/
8. 24-Week study on the use of collagen hydrolysate as a dietary supplement in athletes with activity-related joint pain – PubMed (nih.gov)
https://pubmed.ncbi.nlm.nih.gov/18416885/
9. The role of collagen in bone strength – PubMed (nih.gov)
https://pubmed.ncbi.nlm.nih.gov/16341622/
10. Specific Collagen Peptides Improve Bone Mineral Density and Bone Markers in Postmenopausal Women—A Randomized Controlled Study – PMC (nih.gov)
https://pubmed.ncbi.nlm.nih.gov/29337906/

11. Dietary Supplementation with Specific Collagen Peptides Has a Body Mass Index-Dependent Beneficial Effect on Cellulite Morphology. J Med Food. 2015;18(12):1340-1348.

https://pubmed.ncbi.nlm.nih.gov/26561784/

12. The predominant role of collagen in the nucleation, growth, structure and orientation of bone apatite. Nat Mater. 2012;11(8):724-733.

https://pubmed.ncbi.nlm.nih.gov/22751179/

13. A double-blind, placebo-controlled, randomised, clinical study on the effectiveness of collagen peptide on osteoarthritis

https://pubmed.ncbi.nlm.nih.gov/24852756/
14. Collagen supplementation for skin health: A mechanistic systematic review
Journal of Cosmetic Dermatology. 2020 Nov;19(11):2820-2829.doi: 10.1111/jocd.13435. Epub 2020 May 21.

https://pubmed.ncbi.nlm.nih.gov/32436266/
15. Oral Supplementation of Collagen Peptides Improves Skin Hydration by Increasing the Natural Moisturizing Factor Content in the Stratum Corneum: A Randomized, Double-Blind, Placebo-Controlled Clinical Trial
Skin Pharmacol Physiol. 2021;34(3):115-127

https://pubmed.ncbi.nlm.nih.gov/33774639/

16. Effects of a nutritional supplement containing collagen peptides on skin elasticity, hydration and wrinkles Borumand M, Sibilla S – J Med Nutr Nutraceut (jmnn.org)

17. Role of collagen hydrolysate in bone and joint disease – PubMed (nih.gov)

https://pubmed.ncbi.nlm.nih.gov/11071580/
18. Collagen peptide supplementation in combination with resistance training improves body composition and increases muscle strength in elderly sarcopenic men: a randomised controlled trial – PMC (nih.gov)
https://pubmed.ncbi.nlm.nih.gov/26353786/

19. Arely León-López, Alejandro Morales-Peñaloza, Víctor Manuel Martínez-Juárez, Apolonio Vargas-Torres, Dimitrios I. Zeugolis and Gabriel Aguirre-Álvarez, Hydrolyzed Collagen—Sources and Applications, 

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6891674/

20. A randomized controlled trial on the efficacy and safety of a food ingredient, collagen hydrolysate, for improving joint comfort. Int J Food Sci Nutr. 2009;60(Suppl 2):99-113.

https://pubmed.ncbi.nlm.nih.gov/19212858/

21. Generation of bioactive prolyl‐hydroxyproline (Pro‐Hyp) by oral administration of collagen hydrolysate and degradation of endogenous collagen – Sato – 2019 – International Journal of Food Science & Technology – Wiley Online Library

22. Asserin J., Lati E., Shioya T., Prawitt J., The effect of oral collagen peptide supplementation on skin moisture and the dermal collagen network: Evidence from an ex vivo model and randomized, placebo-controlled clinical trials. J. Cosmet. Dermatol. 2015;14:291–301

23.http://repozytorium.p.lodz.pl/bitstream/handle/11652/251/Collagen_hydrolysates_as_Dybka_2009.pdf?sequence=1&isAllowed=y [dostęp online dn. 20.02.2020 r.]

24. Ricard-Blum S. The collagen family. Cold Spring Harb Perspect Biol 2011; 3: a004978.