side effects from l-carnitine Carnitine L-Carnitine Side Effects & Safety:

Fatty acids consist of an acid group at one end of the molecule and a hydrocarbon chain, which is usually denoted by the letter R

Long-chain fatty acids are the most abundant fatty acids in the human diet and in body stores, and more than 15 enzymes are involved in long-chain fatty acid oxidation

Baimel, C., Lau, B

The intestinal microbiota is important for the formation of the intestinal immune system, and some probiotics not only favor the maturation and differentiation of intestinal epithelial cells and various immune cell subpopulations, but also promote the production of secretory IgA (Usuda et al., 2021)

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However, the proportion of fatty acid oxidation in the simple external application group increased by less than 5%