Which supplement works better to increase strength: l-arginine alpha ketoglutarate or phosphatidic acid?
Ratings at a Glance
| Supplement | Effectiveness Rating | Confidence Rating |
|---|---|---|
| L-Arginine Alpha Ketoglutarate | ![]() ![]() ![]() |
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| Phosphatidic Acid | ![]() ![]() ![]() |
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Effectiveness Rating: L-Arginine Alpha Ketoglutarate vs Phosphatidic Acid
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 phosphatidic acid is better than l-arginine alpha ketoglutarate in its ability to increase strength. Phosphatidic Acid should provide some positive results while l-arginine alpha ketoglutarate will not.
Confidence Rating: L-Arginine Alpha Ketoglutarate vs Phosphatidic Acid
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 l-arginine alpha ketoglutarate and phosphatidic acid have low confidence ratings. This means neither supplement has an adequate amount of research to back up this claim. A low confidence rating questions the validity of the effectiveness rating.


