L-Tryptophan - 90 caps (500mg) - Dr's Best

L-Tryptophan - 90 caps (500mg) - Dr's Best

£23.99

Tryptophan has two important functions: - First, a small amount of the tryptophan we get in our diet (about 3%) is converted into niacin (vitamin B3) by the liver. This...more

         
     


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