Vitamin D receptors are present in tissues such as the pancreas, liver, adipose tissue, and skeletal muscles, which help maintain energy balance
I've used up ampoules that are long out of date and have been subjected to fluctuating heat (terrible for wine!) due to being in my car, etc, and haven't noticed any difference
Signaling pathways documented in literature: Follicle stimulation Ex vivo models of human hair follicles document elongation and proliferation of dermal papilla cells Copper Signaling: The copper (II) complex is associated in literature with extracellular matrix modulation and dermal angiogenesis DOCUMENTED SCIENTIFIC EVIDENCE Pyo HK et al., Biol Pharm Bull 2007 (PMID 17703734): AHK-Cu in in vitro human hair follicle growth and dermal papilla cell proliferation studies Pickart L, Margolina A, Int J Mol Sci 2018 (PMID 30041448): Copper peptide review in dermal remodeling and extracellular matrix Research material only
its a powerhouse, fundamental for numerous bodily functions
What Can B12 Injections Help Treat