do you need to keep topical ghk cu refrigerated RONKIE GHK-Cu Peptide Cream for Face: Blue Beef Tallow Moisturizer with Copper Peptides Methylene Blue Gentle and Safe for Dry Sensitive Mature Skin 2oz : Beauty & Personal Care and recovery. The GHK-Cu pen works. But
Description
It does not contain amino acids and is not produced by peptide-bond chemistry
Master Antioxidant Defense Glutathione is investigated for its critical role in neutralizing free radicals and maintaining cellular redox balance

Cobalamin-responsive disorders in the ambulatory care setting: unreliability of cobalamin, methylmalonic acid, and homocysteine testingBlood2005;105:978-85, author reply 1137

Product definitely curbs my appetite

Verhaeghe J, Van Bree R, Van Herck E, Laureys J, Bouillon R, Van Assche FA

You need 2.6 micrograms of B12 daily while pregnant and 2.8 mcg while breastfeeding