is l carnitine creatine & Acetyl-L-Carnitine, Energy Plus, 0.51 lb (233 g) This fast BEYOND RAW Chemistry Labs L-Carnitine
Description
DISCONTINUE USE IMMEDIATELY IF SKIN IRRITATION BECOMES EVIDENT

Transferrin-functionalized VB12-loaded liposomes delay A fibril formation and disrupt mature fibrils (Andrade et al., 2022)

Samples were vortexed and, after a brief centrifugation, transferred to SureSTART 0.3 ml vials (Thermo Fisher Scientific) and fitted with SureSTART 9 mm screw caps (Thermo Fisher Scientific)

I dont see why its effects on thyroid would change due to the route but who knows
