Quick Answer
Use iHerb discount code KHQ339 at checkout.
Essential Amino AcidCollagen and Elastin ProductionImmune SupportSpecialtyDietary SupplementQuality Promise Tested & TrustedGluten FreeDairy FreeSoy FreeNut FreeStriving to achieve a healthier inner and outer glow? The Vitamin Shoppe® brand L-Lysine may be able to help. L-lysine is an essential amino acid that supports collagen and elastin production—which is integral to healthy hair skin and nails.These once-daily capsules also support your immune system so you can look and feel your best.