rda of acetyl l carnitine L-Carnitine NutriJa Acetyl L-Carnitine (Alcar) -
Description
For example, a study published in the Journal of Physiology found that L-Carnitine increases fat oxidation and reduces lactate accumulation in muscles, improving physical performance

In the WHI estrogen plus progestin substudy, a statistically significant increased risk of stroke was reported in women 50 to 79 years of age receiving daily CE (0.625 mg) plus MPA (2.5 mg) compared to women in the same age group receiving placebo (33 versus 25 per 10,000 women-years) [see CLINICAL STUDIES]

So does this mean you'd want to find the one with the most capacity

A considerable decrease of total phenolic and total flavonoid contents has been observed in digested dietary samples (Cianciosi et al
It may be taken directly or mixed with water or juice