L-Lysine Powder is a simple amino acid supplement that supports collagen synthesis and immune function, helping skin, tendons, and bones stay healthy. Made by Now Foods, a family business going since 1968, offering a lysine dietary supplement with GMP quality. This pharma-grade powder mixes easily for daily use across diets. It's non-GMO, vegetarian, kosher, and allergen free.

Available Sizes & Variants:

454g L-Lysine Powder - Great value bulk supply for daily use.

Benefits & Features:

• Supports collagen synthesis for healthier skin and joints.
• Helps immune function, contributing to a more resilient body day to day.
• Key active ingredient, L-lysine, is essential for protein production and cartilage support, making this powder a practical choice for those aiming to maintain connective tissue health.
• Vegetarian, vegan, and kosher friendly, making daily use straightforward and inclusive.
• Pure, clean formula with no added fillers, great for mixing into shakes or smoothies.

NOW Foods has earned a reputation for purity and trust. L-Lysine Powder is produced in USA facilities that follow strict GMP standards and carry pharmaceutical grade quality. The product is 100% pure with no added nasties and is suitable for vegetarian, vegan, and kosher diets. NOW Foods has been family owned since 1968, a sign of lasting quality and safety. The amino acid lysine benefits, seen in lysine supplements, include supporting collagen production and immune function, helping skin, tendons, and bones stay strong.

L-Lysine (from L-Lysine Hydrochloride)

• GTIN: 733739002402
• Manufacturer: Now Foods
• Categories: Cold Sore TreatmentsLysineNew ArrivalsNOW Foods
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

Take 1/4 teaspoon daily. Take 1 capsule one to three times daily or as recommended by your health professional.

Please consult the product packaging for accurate instructions on how to use the product.

The Active Ingredient Is: L-Lysine

L-Lysine is an essential amino acid required for protein synthesis and collagen formation, contributing to connective tissue health and immune function.

This form is presented as L-Lysine powder, a purified amino acid suitable for vegetarian, vegan and Kosher diets, produced in GMP facilities with high purity standards.

What Does L-Lysine Do?

L-Lysine helps support collagen synthesis and immune function, playing a role in normal protein production and connective tissue maintenance. Research suggests it may affect herpes simplex virus activity by interacting with arginine metabolism, with supporting evidence from clinical studies conducted at a university facility.

Dr. Griffith of the University found that lysine can influence recurrent HSV infection patterns, aligning with EFSA guidance on essential amino acids and immune support.

Compliance disclaimer: This product is not intended to diagnose, treat, cure, or prevent any disease.

NOW Foods shows solid facility standards, with USA-based manufacturing that sticks to GMP practices and a long-standing commitment to quality. This brand’s heritage as a family-owned company since 1968 underpins a trusted approach to purity, potency, and safety across its product line, making NOW Foods a dependable partner for Welzo.

Our expert team of doctors, nurses, and nutritionists carefully review NOW Foods’ manufacturing integrity and quality culture as part of Welzo’s thorough brand evaluation. Their solid reputation in the industry mirrors years of ongoing improvement and product stewardship, which aligns with Welzo’s emphasis on evidence-based supplementation.

NOW Foods keeps solid brand-specific quality through clear certifications and quality labels, including GMP Quality Assured, Non-GMO, Vegetarian/Vegan, and Kosher status, with products made in facilities that emphasise allergen management and thorough batch testing. For our customers, this translates to a dependable supply chain and a transparent quality story, backed by our rigorous testing protocols.

This brand was chosen for its manufacturing excellence and proven track record, complemented by product fit for L-Lysine Powder, making NOW Foods a compelling Welzo selected partner for this supplement.