That might be from the glycine and proline supporting cartilage repair something Ive read on UC San Diego Healths collagen research page but never took seriously until now
Normal cells are mostly unaffected because they do not depend on this FOXO4-p53 interaction for survival and are not already programmed to undergo cell death
Ncb5or deficiency increases fatty acid catabolism and oxidative stress

Ingredients: Water, Butylene Glycol, Caprylic/Capric Triglyceride, Beeswax, Niacinamide, Cetearyl Alcohol, Isononyl Isononanoate, Arachidyl Alcohol, 1,2-Hexanediol, Polyglyceryl-3 Methylglucose Distearate, Behenyl Alcohol, Glyceryl Stearate, Betaine, Dimethyl-trimethylsilyloxysilane, Arachidyl Glucoside, Cetearyl Olivate, Arginine, Carbomer, Sorbitan Olivate, Allantoin, Glycerin, Panthenol, Tocopherol, Xanthan Gum, Glutathione(600 ppm), Dipotassium Glycyrrhizate, Ethylhexylglycerin, Disodium EDTA, Sodium Hyaluronate , Glucose, Alcohol, Malva Sylvestris (Mallow) Extract, Melissa Officinalis Leaf Extract, Alchemilla Vulgaris Extract, Achillea Millefolium Extract, Veronica Officinalis Extract, Mentha Piperita (Peppermint) Leaf Extract, Primula Veris Extract, Lycopodium Clavatum Extract, Equisetum Arvense Extract, Ceramide NP, Hydrogenated Lecithin, Polyglyceryl-10 Stearate, Sodium Hydroxide, Sodium Ascorbyl Phosphate, Biotin, Folic Acid, Pyridoxine, Cyanocobalamin, Linoleic Acid, Riboflavin, Beta-Carotene, Thiamine HCl, Copper Tripeptide-1, Acetyl Hexapeptide-8, Palmitoyl Pentapeptide-4, Palmitoyl Tetrapeptide-7, Palmitoyl Tripeptide-1, Fragrance
