Which supplement works better to increase strength: beta alanine or betaine?

Ratings at a Glance

Supplement	Effectiveness Rating	Confidence Rating
Beta Alanine
Betaine

Effectiveness Rating: Beta Alanine vs Betaine

The effectiveness rating is a measure of the supplements' ability to increase strength. This rating answers the question of whether or not a supplement does what it claims. The evidence shows beta alanine is better than betaine in its ability to increase strength. Beta Alanine should provide some positive results while betaine will not.

Confidence Rating: Beta Alanine vs Betaine

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 beta alanine and betaine have great confidence rating. This means both supplement's effectiveness ratings above are valid.