Collagen References

  1. Rinnerthaler M, Bischof J, Streubel MK, Trost A, Richter K. Oxidative stress in aging human skin. Biomolecules. 2015;5(2):545-589. doi:10.3390/biom5020545

  2. Paul RG, Bailey AJ. Glycation of collagen: the basis of its central role in the late complications of ageing and diabetes. Int J Biochem Cell Biol. 1996;28(12):1297-1310. doi:10.1016/s1357-2725(96)00079-9

  3. Jin HC, Jin YS, Hai RC, et al. Modulation of skin collagen metabolism in aged and photoaged human skin in vivo. J Invest Dermatol. 2001;117(5):1218-1224. doi:10.1046/j.0022-202X.2001.01544.x

  4. Ganceviciene R, Liakou AI, Theodoridis A, Makrantonaki E, Zouboulis CC. Skin anti-aging strategies. Dermatoendocrinol. 2012;4(3):308. doi:10.4161/derm.22804

  5. Kawada C, Yoshida T, Yoshida H, et al. Ingested hyaluronan moisturizes dry skin. Nutr J. 2014;13(1). doi:10.1186/1475-2891-13-70

  6. Kawada C, Yoshida T, Yoshida H, et al. Ingestion of hyaluronans (molecular weights 800 k and 300 k) improves dry skin conditions: A randomized, double blind, controlled study. J Clin Biochem Nutr. 2015;56(1):66-73. doi:10.3164/jcbn.14-81

  7. Schwartz SR, Hammon KA, Gafner A, et al. Novel Hydrolyzed Chicken Sternal Cartilage Extract Improves Facial Epidermis and Connective Tissue in Healthy Adult Females: A Randomized, Double-Blind, Placebo-Controlled Trial. Altern Ther Health Med. June 2019. http://www.ncbi.nlm.nih.gov/pubmed/31221944. Accessed August 5, 2019.

  8. Lugo JP, Saiyed ZM, Lau FC, et al. Undenatured type II collagen (UC-II®) for joint support: A randomized, double-blind, placebo-controlled study in healthy volunteers. J Int Soc Sports Nutr. 2013. doi:10.1186/1550-2783-10-48