We’ve compared Doctor's Best Suntheanine L-Theanine with Source Naturals Theanine Serene Relora and determined the following. 5.8 VSR - that’s how many Doctor's Best Suntheanine L-Theanine receives, so he takes first place, its rival Source Naturals Theanine Serene Relora receives 3.9 VSR. The colossal gap in rating was affected in the first place by the price, the cost of 1000 mg of L-Theanine of Doctor's Best Suntheanine L-Theanine is $ 1.27 as against $ 2.45 of Source Naturals Theanine Serene Relora. One serving of Doctor's Best Suntheanine L-Theanine contains 150 mg L-Theanine as against 200 mg of Source Naturals Theanine Serene Relora At the same time, a serving of Doctor's Best Suntheanine L-Theanine costs $ 0.19, and a serving of Source Naturals Theanine Serene Relora costs $ 0.49.
Doctor's Best Suntheanine L-Theanine has no taste, the manufacturer produces it unflavored. Source Naturals Theanine Serene Relora has no taste, the manufacturer makes it unflavored.
Doctor's Best Suntheanine L-Theanine and Source Naturals Theanine Serene Relora have only one size, Doctor's Best Suntheanine L-Theanine has 90 capsule(s) and Source Naturals Theanine Serene Relora has 60 tablet(s).
We recommend buying Doctor's Best Suntheanine L-Theanine.