After our analysis, we came to the conclusion. 1.2 VSR - that’s how many Nutra BioGenesis Stress Factors gains, so he is the winner, its opponent Sports Research L-Theanine receives 5.8 VSR. The rating was affected in the first place by the price, the cost of 1000 mg of L-Theanine of Nutra BioGenesis Stress Factors is $ 5.7 as against $ 1.55 of Sports Research L-Theanine. The serving of Nutra BioGenesis Stress Factors contains 100 mg L-Theanine as against 200 mg of Sports Research L-Theanine For a serving of Nutra BioGenesis Stress Factors you will pay $ 0.57 , and a for a serving of Sports Research L-Theanine you will have to pay $ 0.31.
Nutra BioGenesis Stress Factors has no taste, the manufacturer makes it unflavored. Sports Research L-Theanine has no taste, the manufacturer makes it unflavored.
Nutra BioGenesis Stress Factors and Sports Research L-Theanine have only one size, Nutra BioGenesis Stress Factors has 60 capsule(s) and Sports Research L-Theanine has 60 softgel(s).
We recommend buying Sports Research L-Theanine.