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 ...

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 ...

There is no tolerable upper limit established for L-carnitine. Some research shows supplement doses above 3 g/day can cause unpleasant side effects. For people with uremia or seizure disorders ...

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 ...