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Natural Factors - L-Tryptophan 220 mg - 90 vcaps
UGS 2863-NaturalFactors
Natural Factors L-Tryptophan 220 mg 90 vcaps
You may know tryptophan as the thing that makes you sleepy after a big turkey dinner, but did you know this essential amino acid can actually be used as a workout supplement? If you’re looking to build lean muscle mass, adding L-Tryptophan to regular weight training and a healthy diet may help you achieve those gym goals!
- Assists in building lean muscle mass when combined with regular weight training and a balanced diet
- A vegetarian source of essential L-tryptophan
- Source of an amino acid involved in muscle protein synthesis