All GGR Guides

Addressing “What is DMAA pre-workout?” sparks cautionary tales, government bans, and countless questions. GGR’s nutrition experts weigh in on this fiery debate.

Wondering what the difference is between a nutritionist certification vs degree? Here, we’ll break down costs, length of schooling, and job scope.

What is protein isolate? Contrary to popular belief, they're not limited to whey protein isolates. GGR's nutrition experts reveal and explain the full details!

Reap the benefits of the plant powerhouses known as the best soy protein powders, tested and reviewed by personal trainers and dietitians.

Protein supplements are non-negotiable in some people’s fitness routines. When to take protein powder, however, is a different story. Here's what a sports dietitian says.

Both creatine and protein are words used in conversations pertaining to muscle growth. Does that mean that these two compounds are actually one and the same? Is creatine a protein?

BCAAs get a lot of hype from folks in the gym, but are BCAAs worth it? A registered dietitian weighs in.

A GGR nutrition expert is here to break down the creatine myths and answer the question: does creatine increase testosterone?

Confused about the different types of protein? GGR's nutrition experts reveal a simple, practical approach to energize and transform your diet.

Is protein powder bad for your kidneys? A registered dietitian explains how to support your kidneys without sabotaging your gains!

Creatine is a very popular sports nutrition supplement in the fitness community, but does creatine make you stronger? A sports dietitian weighs in.

A creatine cycle is a method that’s commonly practiced in the fitness community, but does this supplementation technique actually work? An R.D. weighs in.