Effectiveness Rating for Tyrosine's Ability to Improve Cycling Performance

The effectiveness rating is a measure of how well tyrosine is able to improve cycling performance. The overall rating for this claim is 1.3 out of 3. There is little if any research to warrant the use of Tyrosine to improve cycling performance. Using Tyrosine to improve cycling performance will probably not yeild any positive results and is likely a waste of money.

Confidence Rating for Tyrosine's Ability to Improve Cycling Performance

The confidence rating is a mesure of how valid the effectiveness rating is. This rating is based on how many studies are included in the database on this topic.

There are 4 studies in the database on tyrosine; the confidence rating is 80. 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.


Title of Study
Oral tyrosine supplementation improves exercise capacity in the heat
Effects of L-tyrosine and carbohydrate ingestion on endurance exercise performance
Failure of Oral Tyrosine Supplementation to Improve Exercise Performance in the Heat
Tyrosine Supplementation Does Not Influence the Capacity to Perform Prolonged Exercise in a Warm Environment