Regarding the PK-PD profiles of Ginkgo biloba extract, this compound exhibits pleiotropic pharmacodynamic effects, e.g., antioxidant and free radical scavenging activity and anti-platelet activating factor activity ( Ginkgo biloba against severe AMS when administration began on day prior to rapid ascent
Dropping sunscreen because "the supplement handles it." Glutathione supports your skin from the inside
Toxicol Appl Pharmacol 202(2):1519
doi: 10.1017/S0007114513000615
10mg offers ~15% better per-mg pricing but requires more careful planning
For hair, PDRN is most useful in patients whose hair loss has an inflammatory or post-inflammatory component: telogen effluvium after stress, hair loss following autoimmune flares, recovery after hair transplant procedures, or scalp inflammation accompanying conditions like seborrheic dermatitis