B12 is a water-soluble vitamin your body uses to: Make red blood cells (which carry oxygen to your tissues) Keep your nervous system functioning properly Help your body turn food into usable energy Your body can't make B12 on its own you get it from animal-based foods (meat, eggs, dairy) or supplements
Your doctor may prescribe treatment for an underlying condition, like a vitamin deficiency, after running some tests
doi:10.1111/j.1572-0241.2002.07103.x 16Wang Y, Parker CE, Feagan BG, et al
GHK-Cu is commonly injected subcutaneously at doses of 1-4 mg daily for systemic effects (skin, hair, wound healing)
Niacinamide strengthens skin barrier, reduces inflammation, and helps regulate sebum, all while supporting the collagen-building work of peptides and vitamin C
Most of these agents act as inhibitors to affect downstream pro-inflammatory cytokines by blocking the corresponding targets, reducing symptoms and pain ( Figure 1 )