Natural Factors L-Lysine 500 Mg, 90 Vegetarian Capsules
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Dietary Supplement Free Form Amino Acid Healthy Immune System Suitable for Vegetarians/Vegans Purity & Potency GuaranteedL-lysine ia 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 body needs to produce proteins. Natural Factors amino acids are the highest quality pharmaceutical grade products available.