After our analysis, we came to the conclusion. Source Naturals L-Arginine L-Citrulline wins in this comparison and gets 3.7 VSR. Its adversary Doctor's Best L-Arginine receives 3.9 VSR. The rating was affected in the first place by the price, the cost of 1000 mg of L-Arginine of Source Naturals L-Arginine L-Citrulline is $ 0.23 as against $ 0.28 of Doctor's Best L-Arginine. The serving of Source Naturals L-Arginine L-Citrulline contains 750 mg L-Arginine as against 1000 mg of Doctor's Best L-Arginine At the same time, a serving of Source Naturals L-Arginine L-Citrulline costs $ 0.17, and a serving of Doctor's Best L-Arginine costs $ 0.28.
Source Naturals L-Arginine L-Citrulline has no taste, the manufacturer produces it unflavored. Doctor's Best L-Arginine has no taste, the manufacturer makes it unflavored.
Source Naturals produces 2 different sizes of L-Arginine L-Citrulline. Doctor's Best makes available 2 different sizes of L-Arginine.
We recommend buying Doctor's Best L-Arginine.