We'll start by discussing your symptoms in detail
DSIP appears in Peptides UK catalogues alongside Selank, Semax, Epitalon and other experimental compounds associated with neurological or sleep-related research
The most practical summary comes from the verified guidance here: peptides occupy a different performance category from retinol and bakuchiol, and they're often the safest daily driver for long-term use in routines centered on firmness and maintenance rather than fast remodeling of deeper wrinkles (Natural Organic Skincare)
Journal of Cosmetic Dermatology, 22 (7), 19381945
Freezing reconstituted peptides is generally not recommended
For facial rejuvenation, some practitioners inject small amounts around the eyes, nasolabial folds, or other areas of fine lines