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April 2026 Category 2 Update On April 15, 2026, the FDA confirmed removal of injectable GHK-Cu from Category 2 because the original nominations were withdrawn
Copper peptides are studied for their role in signaling pathways related to skin regeneration support and collagen/elastin production
The digestive system exists specifically to break down proteins into individual amino acids for absorption
Vitamin B12 plays a critical role in red blood cell formation and nervous system function, both of which are foundational for overall health and reproductive well-being
This accumulation reaches a plateau called steady state, where the amount entering equals the amount being cleared
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