The idea is that oral supplements may provide a systemic supply of the building blocks needed for the body to produce GHK-Cu naturally, but more research is needed to understand the effectiveness of this route
Cancer Discovery (2020) 10(12):1797807
Vitamin C mechanisms involve serving as enzymatic cofactor for collagen hydroxylation and providing direct antioxidant protection, creating effects requiring ongoing application for maintaining antioxidant benefits but potentially supporting durable collagen improvements if used sufficiently long
For genetic or medical reasons, some individuals (such as premature babies) can't produce enough of this, so carnitine is an essential nutrient for them
But all eyes are on your skin products for a good reason: Certain ingredients can be absorbed into your body, and therefore, your babys body too
Marlow, M., Servili, C., & Tomlinson, M