We’ve conducted an analysis of Advance Physician Formulas, Inc L-Theanine and Allergy Research Group Zen. Advance Physician Formulas, Inc L-Theanine is the winner in this battle and gets 6.6 VSR. Its competitor Allergy Research Group Zen receives 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 Advance Physician Formulas, Inc L-Theanine will cost you $ 0.85, as against $ 4.5 of Allergy Research Group Zen. The serving of Advance Physician Formulas, Inc L-Theanine contains 200 mg L-Theanine as against 200 mg in one Allergy Research Group Zen serving For a serving of Advance Physician Formulas, Inc L-Theanine you will pay $ 0.17 , and a for a serving of Allergy Research Group Zen you will have to pay $ 0.90.
Advance Physician Formulas, Inc L-Theanine has no taste, the manufacturer produces it unflavored. Allergy Research Group Zen has no taste, the manufacturer makes it unflavored.
Advance Physician Formulas, Inc L-Theanine and Allergy Research Group Zen have only one size, Advance Physician Formulas, Inc L-Theanine has 60 capsule(s) and Allergy Research Group Zen has 120 capsule(s).
We recommend buying Advance Physician Formulas, Inc L-Theanine.