We’ve compared Sports Research L-Theanine with Allergy Research Group Zen. Sports Research L-Theanine takes first place in this analysis and gets 5.8 VSR. Its opponent Allergy Research Group Zen gains 2.6 VSR. The gap in rating was affected in the first place by the price, the cost of 1000 mg of L-Theanine of Sports Research L-Theanine is $ 1.55 as against $ 4.5 of Allergy Research Group Zen. One serving of Sports Research L-Theanine contains 200 mg L-Theanine as against 200 mg in one Allergy Research Group Zen serving At the same time, a serving of Sports Research L-Theanine costs $ 0.31, and a serving of Allergy Research Group Zen costs $ 0.90.
Sports Research L-Theanine has no taste, the manufacturer produces it unflavored. Allergy Research Group Zen has no taste, the manufacturer produces it unflavored.
Sports Research L-Theanine and Allergy Research Group Zen have only one size, Sports Research L-Theanine has 60 softgel(s) and Allergy Research Group Zen has 120 capsule(s).
We recommend buying Sports Research L-Theanine.