Natural Factors
Natural Factors L-Lysine
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L-lysine is an essential amino acid necessary for growth, development, tissue maintenance and repair.* L-lysine supports a healthy immune system and is one of the nine essential amino acids that the b…
Contains no artificial colors, preservatives, or sweeteners; no dairy, sugar, wheat, gluten, yeast, soy, corn, egg, fish, shellfish, animal products, salt, tree nuts, or gmos.