The #1 Collagen Tip for Amazing Hair, Nails, & Skin
Check out this useful tip that can give you better hair, nails, skin, and more! DATA: https://pubmed.ncbi.nlm.nih.gov/20093739/ https://openheart.bmj.com/content/1/1/e000103 0:00 Introduction: What is collagen? 0:26 What is glycine? 1:10 Glycine and glutathione 1:30 Benefits of glycine 4:26 Glycine deficiency 5:00 Best…