L-Carnitine Tartrate is a common form found in sports supplements due to its high absorption rate
Sorli C, Harashima S-I, Tsoukas GM et al (2017) Efficacy and safety of once-weekly semaglutide monotherapy versus placebo in patients with type 2 diabetes (SUSTAIN 1): a double-blind, randomised, placebo-controlled, parallel-group, multinational, multicentre phase 3a trial
Complete Retatrutide Dosing Guide Everything you need to know about retatrutide: mechanism of action, clinical trial data, side effects, and how to use a dosing calculator.
And just wanna throw it out there that no matter what medicine you take, over the counter or prescriptions, theres always potential side effects
Should it be legal to use or not by athletes - I dont really know
Regulation of germline proteostasis by HSF1 and insulin/IGF-1 signaling [PMID: 36892215] Laboratory literature summary: Regulation of germline proteostasis by HSF1 and insulin/IGF-1 signaling