maintenance and repair.* L-lysine supports a healthy immune system and is
one of the nine essential amino acids that the body needs to produce proteins.*
Natural Factors amino acids are the highest quality pharmaceutical grade
We offer micronutrient testing and consults with our dietitian to help you ensure you are on the optimal dosage of the correct formulations.
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Accepts the following payment methods:
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You can return any item purchase on our website or in store within 30 days for a refund. Prescriptions cannot be returned.