acetyl-l carnitine vs l carnitine Acetylcarnitine Acetyl L-Carnitine vs L-Carnitine: 4

Recommended Use: Mix 1 portion (3 g = 1 scoop) with 150 ml of water and consume before training

Side Effects & Safety No lethal dose found -- toxicology studies couldn't establish an LD50 (Sikiric et al., 2006) No organ toxicity in chronic dosing No hormonal effects -- doesn't affect testosterone, estrogen, cortisol, or GH Mild nausea -- mostly with oral dosing Brief lightheadedness -- occasionally after injection Injection site redness -- standard for SC peptides Angiogenesis concern -- promotes new blood vessel growth, which raises a theoretical question about existing tumors

Researchers should inspect the vial, confirm product identity, review available purity information, verify storage conditions, and record all preparation details before starting experiments

Antioxidants (Basel) 12(11):1953