Topical is the more evidence-supported route, especially for skin endpoints
Strength training twice a week protects metabolism, bone health, mobility, and long-term strength
On the other hand, statistically significant increases were observed in L-carnitine treated medakas in spermidine levels (ratio: 1.3), -aminobutyric acid (GABA) (ratio: 1.6), allantoic acid (ratio: 2.0), and dihydroxyacetone phosphate (ratio: 1.5), while 2-aminoadipic acid (ratio: 0.7), 3-methylhistidine (ratio: 0.6), -Glu-Cys (ratio: 0.7), and 5-oxoproline (ratio: 0.7) decreased (Table 1)
L., Xiong, Y., Hu, T
Headache and fatigue are less common
Because authentic GLP-1 analogs are prescription-only drugs requiring medical supervision, any over-the-counter patch claiming equivalent results should be viewed with skepticism