Data use agreements were in place
NIST also distinguishes reference materials, certified reference materials, and related documentation types, which is useful context for laboratory buyers reviewing supplier paperwork [14]
[15] [8] Evidence [edit] Despite widespread interest among athletes to use carnitine for improvement of exercise performance, inhibit muscle cramps, or enhance recovery from physical training, the quality of research for these possible benefits has been low, prohibiting any conclusion of effect
In clinical trials, participants ate in a calorie deficit (consuming around 500 fewer calories per day) and exercised for about 150 minutes per week
However, it remains unavailable for the general medical community