After our analysis, we came to the conclusion. 2.8 VSR - this amount KAL L-Theanine earns, so he wins, its competitor Allergy Research Group Zen gains 2.6 VSR. The gap in rating was affected in the first place by the price of L-Theanine, thus 1000 mg of L-Theanine of KAL L-Theanine going to cost you $ 2.4, as against $ 4.5 of Allergy Research Group Zen. One serving of KAL L-Theanine contains 25 mg L-Theanine as against 200 mg in one Allergy Research Group Zen serving For a serving of KAL L-Theanine you will pay $ 0.06 , and a for a serving of Allergy Research Group Zen you will have to pay $ 0.90.
KAL L-Theanine has no taste, the manufacturer makes it unflavored. Allergy Research Group Zen has no taste, the manufacturer makes it unflavored.
KAL L-Theanine and Allergy Research Group Zen have only one size, KAL L-Theanine has 120 tablet(s) and Allergy Research Group Zen has 120 capsule(s).
We recommend buying KAL L-Theanine.