Unlike film-forming agents that create a temporary tightening effect, or immediate moisturizers that plump briefly, GHK-Cu is building actual biological change in your dermis
PubMed record Cerovecki T, et al
Arbutin is less effective than kojic acid for hyperpigmentation
The most-cited theoretical concern is angiogenesis: both compounds promote new blood vessel formation, which is the intended repair mechanism but also a pathway relevant to tumor growth
Free Radic Biol Med 175:236248 He Z, Shen P, Feng L, Hao H, He Y, Fan G et al (2022) Cadmium induces liver dysfunction and ferroptosis through the endoplasmic stress-ferritinophagy axis
Vitamin D is an important component in maintaining your general health and well-being