New research suggests some protein powders contain high levels of toxic metals. We spoke to an expert to find out more about ...

Medically reviewed by Aviv Joshua, MS, RDN Collagen and whey protein are two popular supplements. While both have amino acids ...

Not all protein powders are created equal. Find out which popular ones are packed with added sugars, artificial ingredients ...

But how much protein is it safe to eat? For weight maintenance it is recommended that 20 percent of your diet is protein, for weight loss up to 25 percent, and this is what our high-protein ...

Though they may not be as common as energy or electrolyte drinks and protein shakes ... Pre-workout supplements tend to be ...

Protein supplements were once the preserve of giant bodybuilders, but today they are marketed to everyone. They supposedly help us gain muscle and avoid it wasting away as we grow older.

A common way to boost intake of this important macronutrient is with supplements — but are protein shakes good for you? You've likely seen people drinking them at the gym or ads for them online.

There aren't enough long-term studies to know if amino acid supplements are safe for teens. Most protein supplements are made of the proteins casein and whey. The supplements usually come as powders ...

“For those who enjoy them, organ meats can be consumed safely in moderation and provide a significant nutrient boost,” McWhorter says. They’re not essential, though. The same nutrients can be found in ...

Protein shakes and other supplements have their place for bodybuilders and athletes at elite level, says Keogh. Or as a top-up for older people with small appetites who struggle to get enough from ...