L-Lysine is an amino acid supplement that backs immune function and tissue repair, helping you stay well and recover quicker. From Jarrow Formulas, a brand known for solid science and quality ingredients, it's produced to pharmaceutical grade quality and is non GMO and gluten free. Simple daily support for daily wellness. That makes it easy to stay on track with your wellbeing goals. Quality and purity you can genuinely feel in every capsule.

Available Sizes & Variants:

100 capsules – convenient daily supply for ongoing immune support.

Benefits & Features:

• Supports daily immune health.
• Helps support collagen formation for healthier skin and connective tissues, while aiding calcium absorption for bone health, making it a practical choice for everyday wellness.
• Intended for daily use alongside a balanced diet to support immune resilience.
• Non GMO and gluten free, these capsules fit easily into daily routines.
• Produced by Jarrow Formulas with an eye on purity and quality you can trust.

What really sets L-Lysine apart is its science-led manufacturing heritage at Jarrow Formulas. The brand emphasises pharmaceutical grade quality, allergen free production, and strict purity standards, a philosophy backed by third party certifications like Nutrasource's Certified Products list. This approach means you get a clean, predictable supplement you can trust daily, supporting immune health and tissue repair without unnecessary extras. It's the kind of reliability that shows in every capsule.

(other) Magnesium stearate (vegetable source) and cellulose. Capsule consists of bovine gelatin.

• GTIN: 790011150046
• Manufacturer: Jarrow Formulas
• Categories: Cold Sore TreatmentsJarrow FormulasLysineNew Arrivals
• 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 capsule 1 to 3 times daily, ideally on an empty stomach or as advised by your healthcare professional.
To properly consume the supplement, dissolve one lozenge in your mouth or chew it, following the instructions of your qualified healthcare 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 used by your body for protein synthesis and other body processes tied to tissue upkeep.

This form is the free amino acid L-Lysine, which is usually taken as a supplement from natural protein sources or fermentation processes.

What Does L-Lysine Do?

L-Lysine helps with protein synthesis and supports collagen formation, contributing to normal bodily structures and connective tissue function in line with EFSA guidance. It also helps with the utilisation of other nutrients involved in protein metabolism.

This section sums up general, everyday physiological roles without implying disease outcomes. EFSA and NHS guidance underpin these recognised functions.

This supplement isn't meant to diagnose, treat, cure, or prevent any disease.

Jarrow Formulas was chosen as our trusted supplier for L-Lysine because this brand embodies rigorous quality from the ground up. The maker is renowned for its commitment to top-tier science and quality ingredients, with products crafted to pharmaceutical-grade standards that emphasise purity and potency. Their inclusion in Nutrasource’s Certified Products list highlights a recognised commitment to quality manufacturing across the range, while the brand commonly promotes non-GMO and gluten-free formulations to support diverse consumer needs.

Jarrow Formulas stands out through its clear focus on research-backed ingredients and everyday wellness support, a philosophy we vibe with at Welzo. This brand’s quality certification process and thorough testing framework underpin consistent, reliable L-Lysine capsules, usable by customers seeking daily immune support and tissue maintenance. Our team assessed Jarrow Formulas with Welzo's healthcare professionals to ensure alignment with our standards, and you benefit from products backed by transparent quality controls through our quality certification process.

In short, the partnership with Jarrow Formulas delivers trusted quality, solid testing, and dependable manufacturing—precisely what you expect from Welzo’s supplement selection.