According to the Encyclopedia of Supplements, "This polyphenol found in the skin of apples has been shown to increase muscle growth and strength by increasing production of IGF-1 and reducing the amount of testosterone that gets converted to estrogen. It has also been shown to increase fat loss while simultaneously building more muscle. "
The cool thing is that no cycling is required for this supplement.
They suggest that you take 250 - l,500 mg 30-60 minutes before workouts. Patrick Arnold sells a version that is applied topically since oral ingestion has a low bioavailability. Taking it with a fat source is another way to increase the absorption.
If it does half of what's stated, it's worth buying. Especially at the price it can be obtained for.
Sources:
The Encyclopedia of Supplements. Jim Stoppani Flex. 29.10 (Dec. 2011): p196.
Breaking new research on ursolic acid shows increases in brown fat production and confirms muscle building potential
New Natural Anabolic Discovered
Ursolic acid: apple anabolic
Ursolic acid is an all round sports supplement
Testosterone levels go off the scale with holy basil
Links to articles on Ursolic Acid:
http://www.sciencedaily.com
http://www.cell.com
