Potential Side Effects and Safety Considerations General Tolerance GHK-Cu is considered safe and non-toxic , with a safety profile similar to placebo in clinical trials (Abdulghani et al., 1999)
If you develop stomach problems whilst taking B12 supplements, do not automatically assume the vitamin is responsibleother medications, dietary changes, infections, or underlying conditions may be contributing factors
Dosage Directions Take 1 capsule (250mg S-acetyl glutathione) with 200ml water daily
Aspire Rejuvenation
Who may not be able to have hydroxocobalamin
Reported Adverse Effects Reported adverse effects from online forums cited in a 2025 systematic review (PMC12313605) included: Anxiety and panic attacks Depression and anhedonia Insomnia Heart palpitations Fatigue and weakness Loss of appetite These anecdotal reports cannot be verified as directly caused by BPC-157 versus contamination, incorrect dosing, or concurrent conditions, but they raise concerns that the peptide might paradoxically worsen mental health in some individuals