We’ve conducted an analysis of Now Foods L-Tryptophan and Life Extension Optimized Tryptophan Plus. 10 VSR - this amount Now Foods L-Tryptophan receives, so he takes first place, its rival Life Extension Optimized Tryptophan Plus receives 2 VSR. The gap in rating was affected in the first place by the price, the cost of 1000 mg of L-Tryptophan of Now Foods L-Tryptophan is $ 0.38 as against $ 0.8 of Life Extension Optimized Tryptophan Plus. The serving of Now Foods L-Tryptophan contains 1000 mg L-Tryptophan as against 1000 mg in one Life Extension Optimized Tryptophan Plus serving At the same time, a serving of Now Foods L-Tryptophan costs $ 0.38, and a serving of Life Extension Optimized Tryptophan Plus costs $ 0.80.
Now Foods L-Tryptophan has no taste, the manufacturer makes it unflavored. Life Extension Optimized Tryptophan Plus has no taste, the manufacturer produces it unflavored.
Now Foods L-Tryptophan is available in 3 sizes. Life Extension Optimized Tryptophan Plus has just one size, 90 Capsule(s).
We recommend buying Now Foods L-Tryptophan.