Which supplement works better to increase muscle mass: creatine monohydrate or whey protein?

Ratings at a Glance

Supplement	Effectiveness Rating	Confidence Rating
Creatine Monohydrate
Whey Protein

Effectiveness Rating: Creatine Monohydrate vs Whey Protein

The effectiveness rating is a measure of the supplements' ability to increase muscle mass. This rating answers the question of whether or not a supplement does what it claims. Both creatine monohydrate and whey protein have great evidence backing up their ability to increase muscle mass. They should both provide positive results.

Confidence Rating: Creatine Monohydrate vs Whey Protein

Another factor to take into account when comparing supplements is the confidence rating. This rating is a measure of how valid each supplement's effectiveness rating is. Remember, the confidence rating is a measure of how much you can trust the effectiveness rating. This rating is based on how many studies are included in the database on a supplement's claims. Ideally, you want a high effectiveness AND confidence rating.

Both creatine monohydrate and whey protein have great confidence rating. This means both supplement's effectiveness ratings above are valid.