We included zinc, copper and vitamin C in our Keto Collagen+ because these cofactors increase cellular uptake and boost your body's natural collagen production!
Why not include more Vitamin C?
Often times, vitamin C is supplemented at 1000% of your daily needs. Yet, muscle protein synthesis decreases with vitamin C over-dosing. We chose to keep our vitamin C at the amount recommended in this study by a leading muscle physiologist.