While retinoids increase photosensitivity and require careful sun avoidance, GHK-Cu protects keratinocytes from lethal UV-B radiation and blocks UV-induced erythema without making skin more sensitive to sun exposure
Skincare works best when it complements any medical treatment you may be using
Common Side Effects When side effects occurred, they were typically mild, transient, and similar in frequency to placebo groups: Reported Adverse Effects Most Common (occurring in small percentage of participants): Mild to moderate headaches (most frequently reported, often resolving with continued use) Injection site reactions (minor redness, swelling, or irritation at injection site) Gastrointestinal effects (particularly at higher oral doses: mild nausea, diarrhea, flatulence) Fatigue (reported occasionally during initial adaptation period) Rare Events: One case of chest tightness was deemed possibly related to treatment in safety trials
doi: 10.1038/s43587-024-00747-4 215 MaleszewskaM.SterankaA.SmiechM.KazaB.PilancP.DabrowskiM.et al
Moisturises and Conditions: This vitamin prevents dryness from your scalp and keeps it moisturised by supporting the supply of oxygen to your scalp
Some practitioners prefer rotating between local and systemic sites