"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Some of these supplement names are getting out of hand. Protein powder? Easy to understand. Creatine? A ...

Ribose (D-ribose) is a natural, simple sugar used as a dietary supplement. It may speed exercise recovery, help with heart conditions, and smooth wrinkles. But with few studies, it's still unclear if ...

L-carnitine can be bought as a dietary supplement, but the nutrient is also added to energy drinks and some protein powders by manufacturers to try and enhance the value of their products.

A survey of the supplement shelves at the grocery store confirms that L-carnitine is often taken to improve exercise performance, but there is no evidence supporting that use. 9 Although it has also ...

L-carnitine is an amino acid produced by the body and found in some foods and supplements. It may offer some health benefits, including increased weight loss, improved brain function, and more.

D-ribose supplements can offer health benefits for those with certain conditions like heart disease, fibromyalgia, or myoadenylate deaminase deficiency (MAD). More research is needed, but emerging ...

L-carnitine, also known as levocarnitine, is a naturally occurring amino acid structure that the body produces. It plays a critical role in energy production, converting fat into energy. Most people ...

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