Some L-carnitine supplements may contain additional ingredients, such as caffeine or other stimulants. Be sure to read the label carefully to avoid any unwanted side effects or interactions with ...

You can also take it as a capsule, tablet, or powder supplement. Doses range from 1-4 grams daily for up to one year. Common side effects reported with carnitine include stomach cramps ...

It is important to consult with a healthcare professional before starting any supplement regimen. What are the potential side effects of Acetyl-L-carnitine supplements? Acetyl-L-carnitine ...