Current Research Limitations Most clinical studies on GHK-Cu involve: Topical formulations In vitro research Animal models Systemic (non-injectable) delivery There is insufficient evidence in peer-reviewed literature to support: standardized injection techniques validated injectable dosing regimens long-term safety or efficacy data for injectable use As a result, clinicians should approach injectable discussions with caution and rely on evidence-based peptide education rather than anecdotal protocols
Vienna: R Foundation for Statistical Computing (2020)
Tendon and ligament injuries (stalled recovery): Patients with subacute tendinopathy that has plateaued in PT typically notice a meaningful change in pain level and range of motion within 3 to 4 weeks
More to know Types of vitamin C: 3-O-ethyl ascorbic acid, ascorbyl tetraisopalmitate (percentages undisclosed) Other key ingredients: glycerin, squalane, hyaluronic acid, Lactobacillus ferment, panthenol, allantoin, madecassoside, ferulic acid, glutathione, vitamin E Fragrance-free: yes Best for Mature Skin: Missha Vita C Plus Spot Correcting & Firming Ampoule Why it's worth it: If youre unfamiliar with Missha, theyre most well-known for putting fermented skin care on the map (its Time Revolution The First Essence was dubbed on TikTok as a more accessible take on SK-II's Facial Treatment Essence)
Is it safe for pregnant or lactating women