{"product_id":"l-lysine-powder-100-pure-powder-454-gm-1-lb-now-foods","title":"L-Lysine - Available in Powder \u0026  Capsules, Now Foods","description":"\u003cp\u003e\u003cstrong\u003eNow Foods 100% Pure L-Lysine Powder is a pharmaceutical-grade, free-form essential amino acid in a generous 454g bulk format — the same trusted lysine used for immune support, collagen synthesis, cold sore and herpes simplex management, and general tissue health, at outstanding value per serve.\u003c\/strong\u003e Approximately 378 servings at ¼ tsp daily. Pure powder, no additives.\u003c\/p\u003e\n\n\u003ch2\u003eWhy you need it\u003c\/h2\u003e\n\u003cp\u003eL-lysine is one of nine essential amino acids — meaning the body cannot synthesise it and must obtain it entirely from diet or supplementation. It plays several distinct and important roles in human health.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCold sore \u0026amp; herpes simplex management:\u003c\/strong\u003e Lysine is best known for its role in managing herpes simplex virus (HSV) outbreaks, including cold sores and shingles. The virus requires \u003cstrong\u003earginine\u003c\/strong\u003e to replicate — and lysine competes directly with arginine for absorption and cellular uptake, reducing the arginine available to the virus. Research consistently shows that lysine supplementation reduces the frequency, severity, and duration of outbreaks in those prone to them.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCollagen synthesis:\u003c\/strong\u003e Lysine is a critical building block for collagen — required for the hydroxylation of proline and the cross-linking of collagen fibres that give connective tissue its strength. Without adequate lysine, collagen production is impaired, affecting skin, tendons, ligaments, cartilage, and bone.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImmune function \u0026amp; serotonin regulation:\u003c\/strong\u003e Lysine supports antibody production and immune cell function, and research suggests it plays a role in regulating serotonin receptors in the brain, which may contribute to its stress-supportive effects. It also enhances calcium absorption from the gut and reduces urinary calcium loss, supporting bone density over time.\u003c\/p\u003e\n\n\u003ch2\u003eKey benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold sore \u0026amp; HSV management\u003c\/strong\u003e — competes with arginine to reduce herpes simplex replication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCollagen synthesis\u003c\/strong\u003e — essential for cross-linking collagen in skin, tendons, ligaments, and bone\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImmune support\u003c\/strong\u003e — supports antibody production and immune cell function\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerotonin regulation\u003c\/strong\u003e — may support mood and stress resilience via serotonin receptor modulation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalcium absorption\u003c\/strong\u003e — enhances uptake and reduces urinary calcium loss\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBulk value\u003c\/strong\u003e — 454g providing ~378 servings at outstanding cost per dose\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFormula\u003c\/h2\u003e\n\u003cp\u003e100% pure L-lysine powder. No fillers, no additives, no capsule. Free-form amino acid for rapid absorption. Also suitable for cats (feline herpes\/upper respiratory support) and horses (immune support) — consult your veterinarian for appropriate dosing by animal weight.\u003c\/p\u003e\n\n\u003ch2\u003eSupplement Facts\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eServing size:\u003c\/strong\u003e ¼ level teaspoon | \u003cstrong\u003eServings per container:\u003c\/strong\u003e ~378\u003cbr\u003e\nL-Lysine: dose per serving — see label for exact mg per ¼ tsp\u003cbr\u003e\n\u003cem\u003e*Daily Value not established.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eSuggested use\u003c\/h2\u003e\n\u003cp\u003eAs a dietary supplement, take ¼ level teaspoon daily, preferably with meals. Mix into water, juice, or any liquid — the powder is virtually tasteless and dissolves easily. Sold by weight, not volume.\u003c\/p\u003e\n\n\u003ch2\u003eOther ingredients\u003c\/h2\u003e\n\u003cp\u003eNone. 100% pure L-lysine.\u003c\/p\u003e\n\n\u003ch2\u003eWhy trust this product\u003c\/h2\u003e\n\u003cp\u003eNow Foods has been a trusted leader in quality nutritional supplements since 1968, known for rigorous quality testing, transparent labelling, and exceptional value. This L-lysine is 100% pure pharmaceutical-grade powder with no fillers or additives.\u003c\/p\u003e\n\n\u003ch2\u003eImportant\u003c\/h2\u003e\n\u003cp\u003ePregnant or breastfeeding women, and those with kidney disease or impaired kidney function, should consult their healthcare practitioner before use. For pet use, always consult your veterinarian for appropriate dosing. Keep tightly closed and store away from heat and moisture. Keep out of reach of children.\u003c\/p\u003e","brand":"NOW Foods","offers":[{"title":"Powder - 453 g","offer_id":43674544963650,"sku":"LLPP-1","price":63.95,"currency_code":"NZD","in_stock":true},{"title":"Capsules - 250","offer_id":43674544996418,"sku":"LLPP-2","price":52.95,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/4320\/1090\/files\/lysinepowder_61b76793-1d1e-4478-8643-3d2203c42118.jpg?v=1765584401","url":"https:\/\/www.superfoodsnz.co.nz\/products\/l-lysine-powder-100-pure-powder-454-gm-1-lb-now-foods","provider":"Superfoods NZ","version":"1.0","type":"link"}