ALA vs R-ALA

Ok so what’s the score with all this ala vs r-la stuff? i’m confused

Which is better and why?
Also is a dosage of say 500mg of ALA more superior to 100mg of R-Ala? or is R-ala really the dogs Bllcks?

Check out this link for everything you ever wanted to know about ALA and r-ALA:

http://www.anabolicfitness.net/ALA/index_1.htm