While GHK-Cu is generally safe for topical use, there is a possibility of allergic reactions, particularly in individuals with sensitive skin or metal allergies
Who should consider taking vitamin B12 supplements in the UK
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Todays stressful lifestyles can quickly deplete essential micronutrients like vitamins, minerals and amino acids
Almost nobody tells you it can feel completely fake when you're hurting
Clinical laboratories generally define vitamin B12 deficiency as a serum level below 148 pmol/L, which is approximately 200 pg/mL
