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Retrieved May 12, 2025, from Nguyen, M., & Tadi, P

(17) Vitamin B12 and Older Adults It's worth making a special note here about older adults and B12

A 2023 peer-reviewed study in the Journal of Cosmetic Dermatology confirmed that GHK-Cu and hyaluronic acid together produce a synergistic effect on collagen IV upregulation, enhancing anti-aging outcomes beyond what either ingredient achieves alone

B12 injections are shots that contain high doses of vitamin B12, used to quickly elevate levels in someone with a deficiency

C., Doyle, N., Ballesteros, M., Waters, M

Once reconstituted, refrigerate and use within 4-6 weeks.