what is in ghk cu Neurogan GHK-Cu Nasal Spray, 90mg, High-Purity,
Description
Severe cases of b12 overdose level may cause high blood pressure or heart palpitations

Your body absorbs these B12 formulations differently, so you cant simply make B12 pills equal a shot dosage

[DOI] [PubMed] [Google Scholar] 115.Kang SS, Jeraldo PR, Kurti A, Miller ME, Cook MD, Whitlock K, Goldenfeld N, Woods JA, White BA, Chia N, Fryer JD

I imagine this helps

Hansen, J

GHK-Cu is well-tolerated by most skin types, making it suitable for individuals with sensitive, combination, or oily skin
