The overall rating for ornithine is 2.7 out of 3 meaning there is evidence that this supplement lives up to its expectations. Using this supplement should lead to positive results.

Table of Contents

  1. Simple Report
  2. Detailed Report
  3. Overall Effectiveness Rating
  4. Research Rating
  5. Products Containing Ornithine
  6. Claim Ratings
  7. References

Ornithine Simple Report

  • Supplement: Ornithine
  • Supplement Category: non-essential amino acids
  • Number of Products Containing Ornithine: 77
  • Effectiveness Rating: 2.7 out of 3
  • Research Rating: 20 (above 80 indicates sufficient research)
  • Number of Studies: 2
  • Number of Claims: 3

Ornithine Detailed Report

Overall Effectiveness Rating

The overall effectiveness rating for ornithine is 2.7 out of 3. This rating means the evidence is clear on the supplement's ability to deliver positive results. Using this supplement will lead to positive results. Note, this effectiveness rating is for ornithine as a whole; there are also individual ratings for the claims below.

Read more: What is the effectiveness rating?

Research Rating for Ornithine

There are 2 studies in the database on ornithine; the research rating is 20. 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 research rating is for ornithine as a whole; there are also individual ratings for the claims below.

Read more: What is the research rating?

Products Containing Ornithine

Products Names Amount of Ornithine
GH UP 885mg
Test Matrix 500mg
Knocked Out 1.5g
Noxivol Amount not listed.
Complete Beauty Restore (CBR) 100mg
Full list of all 77 products containing Ornithine.

Claim Ratings

The overall ratings above are an average of the individual claim ratings below. Individual claims may have higher or lower ratings compared to the supplement's overall rating. For example, some supplements may have excellent backing for one claim, but be completely useless for another. Click on a claim below for more information.

Performance Claims Effectiveness Rating Research Rating
improve cycling performance
decrease fatigue

Hormone Function Claims Effectiveness Rating Research Rating
increase levels of growth hormone


Title of Study
Arginine and ornithine supplementation increases growth hormone and insulin-like growth factor-1 serum levels after heavy-resistance exercise in strength-trained athletes
L-ornithine supplementation attenuates physical fatigue in healthy volunteers by modulating lipid and amino acid metabolism