Do phosphorus work?

Overall Effectiveness Rating for Phosphorus

The overall effectiveness rating for phosphorus is 1.5 out of 3. This rating means there is some evidence that using phosphorus may lead to positive results. This rating also means that some evidence does not back up all claims. Below you can find individual ratings for specific claims.

Overall Confidence Rating for Phosphorus

There are 6 studies in the database on phosphorus; the confidence rating is 52. A score above 80 means the effectiveness rating for this supplement is reliable. A score under 80 means there is insufficient evidence to ensure a reliable effectiveness rating. Note, this rating is for phosphorus as a whole. There are also individual ratings for the claims below.

Products Containing Phosphorus

Products Containing Phosphorus
Proven Joint
PRE Natural
SuperPump MAX
Full list of all 14 products containing Phosphorus.

Individual Claims

The overall ratings above do no necessarily reflect each claim about phosphorus. Individual claims can have higher or lower ratings. For example, some supplements may have a lot of backing for one claim, but be completely useless for another. Click on claims below for more information.

Performance Claims Effectiveness Rating Confidence Rating
improve cardiovascular endurance
improve cycling performance
improve running performance
decrease fatigue

Recovery Claims Effectiveness Rating Confidence Rating
improve recovery


Title of Study
Effects of phosphate loading on 2,3-diphosphoglycerate and maximal oxygen uptake
Effects of phosphate loading on leg power and high intensity treadmill exercise
Effects of phosphate loading on oxygen uptake, ventilatory anaerobic threshold, and run performance
Phosphate Loading and the Effects on VO2max in Trained Cyclists
Phosphate supplementation, cardiovascular function, and exercise performance in humans
The effects of acute phosphate supplementation in subjects of different aerobic fitness levels