We’ve compared Life Extension Optimized Tryptophan Plus with Source Naturals L-Tryptophan + Coenzyme B6. 2 VSR - that’s how many Life Extension Optimized Tryptophan Plus receives, so he wins, its adversary Source Naturals L-Tryptophan + Coenzyme B6 receives 5.6 VSR. The rating was affected in the first place by the price, the cost of 1000 mg of L-Tryptophan of Life Extension Optimized Tryptophan Plus is $ 0.8 as against $ 0.53 of Source Naturals L-Tryptophan + Coenzyme B6. The serving of Life Extension Optimized Tryptophan Plus contains 1000 mg L-Tryptophan as against 1500 mg in one Source Naturals L-Tryptophan + Coenzyme B6 serving At the same time, a serving of Life Extension Optimized Tryptophan Plus costs $ 0.80, and a serving of Source Naturals L-Tryptophan + Coenzyme B6 costs $ 0.79.
Life Extension Optimized Tryptophan Plus has no taste, the manufacturer makes it unflavored. Source Naturals L-Tryptophan + Coenzyme B6 has no taste, the manufacturer makes it unflavored.
Life Extension Optimized Tryptophan Plus and Source Naturals L-Tryptophan + Coenzyme B6 have only one size, Life Extension Optimized Tryptophan Plus has 90 capsule(s) and Source Naturals L-Tryptophan + Coenzyme B6 has 60 tablet(s).
We recommend buying Source Naturals L-Tryptophan + Coenzyme B6.