l-carnitine and acetyl-l-carnitine supplement (500mg) (100 capsules) – Arthritis Center of Riverside NutriDyn | Acetyl-L-Carnitine
Description
10.1007/s00421-012-2397-6 112 WilliamsT

Research backs up these absorption differences

This reaction uses betaine (trimethylglycine) as a methyl donor, which is acquired either by dietary uptake, or as a byproduct of choline degradation [21]

Xu J, Guan G, Ye Z, Zhang C, Guo Y, Ma Y, et al

Alternative approaches for the detection of various phospholipid classes by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry

Please note that the product requires proper storage and has a specified expiration date that must be adhered to
