They also ensure youre using high-quality, medical-grade products, which is crucial for both safety and effectiveness
L-Ascorbic Acid (LAA) remains the gold standard for potency
Lactate Dehydrogenase (LDH) Assay In this assay performed on HaCaT keratinocytes cells, the cells were treated with GHK, GHK-Cu, CuCl 2 and Cu(OAc) 2 for 30 mins at 7 different concentrations each, ranging from 0.0058 to 5800 M0.0058 M, 0.058 M, 0.58 M, 5.8 M, 58 M, 580 M, 5800 M
Note that reconstituted injectable GHK-Cu can be used topically, but topical copper peptide products formulated for skin application may include additional ingredients optimizing penetration and stability that simple water reconstitution doesn't provide
Good dietary sources of B12 include meat, salmon, cod, milk, dairy products, eggs, yeast extract (like Marmite), fortified breakfast cereals, and some soy products
Because doses are large (5-10mg), the balance is between accurate measurement and reasonable injection volume