Most effective depends on the goal: GHK-Cu tends to be most effective for global skin rejuvenation (texture, fine lines, recovery after procedures)
The B vitamins (and their names) are: - B1 Thiamine - B2 - Riboflavin - B3 Niacin - B5 Pantothenic acid - B6 Pyridoxal 5-phosphate - B7 Biotin - B9 Folate - B12 Cobalamin While each B vitamin plays a variety of important roles, vitamin B12 is critically important for three key physiological processes [1]: - Central nervous system development, protection, and function - Healthy formation of red blood cells - DNA synthesis Despite being indispensable for some essential functions, the human body doesnt make vitamin B12 on its own
These vitamins work in different ways to support your overall health, so the real goal is balance
It can be re-methylated to form methylcobalamin once again
The placebo group lost 2.4%
Cochrane Database of Systematic Reviews 2005, Issue 3