Choi JW, Ohn JH, Jung HS, Park YJ, Jang HC, Chung SS, Park KS (2018) Carnitine induces autophagy and restores high-fat diet-induced mitochondrial dysfunction
+ Topical is the most common route: a 0.05 to 0.1% concentration in a scalp solution or serum applied 1 to 2 times daily to affected areas, often combined with dermarolling 1 to 2 times per week to enhance absorption
However, benefits in healthy, active individuals are unsupported by science, and more research is needed
Not all are as professional or trustworthy
The device is designed to apply a cooling spray to your skin when its surface temperature reaches a certain point