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GHK-Cu occurs naturally in human blood plasma, declining from approximately 200 ng/mL at age 20 to just 80 ng/mL by age 60, which correlates directly with the visible signs of skin aging and laxity

Make sure patients understand exactly what off-label use means, what risks and benefits there are, and what the alternatives look like

Pregnant women, and breastfeeding moms, should be cautious with B12 supplements

Wipe both vials: Clean the top of the peptide vial and the bacteriostatic water vial with an alcohol swab

The two peptides address different but complementary stages of the healing cascade: BPC-157 handles localized repair signaling, TB-500 handles systemic mobilization and anti-inflammatory signaling

More recently, clinical laboratories are using high throughput automated competitive binding chemiluminescence assays (CBLA), using purified intrinsic factor as a reagent to measure total vitamin B12 after its release from endogenous binding proteins