NOW Foods L-Lysine acts as a lysine supplement that helps support immune health and collagen formation for daily vitality, wellness, and flexible joints [which supports everyday vitality].

Available Sizes & Variants:

500mg L-Lysine tablets – Everyday strength for dependable support.

Benefits & Features:

• Supports immune function.
• Promotes collagen synthesis for skin, tendons and bone health, helping you stay active.
• Helps reduce the frequency and severity of recurrent herpes simplex outbreaks when used regularly.
• Supports cardiovascular health and fat metabolism by acting as a precursor to carnitine, a key benefit highlighted in lysine supplements.
• Designed with GMP certified facilities and pharmaceutical grade ingredients, NOW Foods L-Lysine prioritises purity and consistency, offering reliable support for everyday wellness and a confident approach to your supplement routine.

NOW Foods' commitment to quality shines through in every batch. L-Lysine is produced in GMP certified facilities and carries a pharmaceutical grade label, reflecting high purity and consistency. The product is vegetarian, non-GMO and kosher, with thorough allergen controls to keep sensitive shoppers safe. As an essential amino acid, lysine supports collagen formation and immune function, contributing to skin repair and defence. This lysine supplement sits well in a wellness routine and complements probiotics for gut health; it's not a diet pills solution.

L-Lysine (from 637 mg L-Lysine Hydrochloride)

• GTIN: 733739001023
• Manufacturer: NOW Foods
• Size: 250 / Tablets
• Categories: Cold Sore TreatmentsLysineNOW 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 tablet 1 to 3 times daily. Store in a cool, dry place after opening. For adults only. Consult a physician if pregnant/nursing, taking medication, or have a medical condition. Keep out of reach of children.

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

*Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.

The Active Ingredient Is: L-Lysine

L-Lysine is a key amino acid needed for protein and collagen building, helping the body’s natural repair and upkeep processes.

This form is L-Lysine hydrochloride sourced to provide a clean amino acid fit for vegetarian and vegan dietary needs.

What Does L-Lysine Do?

L-Lysine helps to support immune function and acts as a precursor for carnitine, which plays in energy metabolism within cells.

This information is supported by research indicating immune-supportive roles and metabolic functions related to L-Lysine, with findings attributed to Dr. Wu of a university in studies published in the Journal of Nutrition.

*This product is not intended to diagnose, treat, cure, or prevent any disease.

NOW Foods is our trusted partner for L-Lysine since their manufacturing excellence is built into each tablet.

The brand runs GMP certified facilities and truly markets GMP Quality Assured practices, highlighting a steady commitment to purity and safety [which supports our standards]. Their well-established reputation in the nutraceuticals industry continues to bolster confidence in sourcing and production discipline, with a well recognised focus on allergen controls and ingredient purity. This aligns with our criteria that a product be produced in controlled environments and subject to strict quality standards. For transparency, we lean on our team’s assessment by Welzo's healthcare professionals and our focus on confirming ingredient quality via how we verify ingredient quality.

This brand really stood out during our vetting for its manufacturing philosophy and proven quality systems, which are especially well suited for a lysine supplement that aims to support protein synthesis, collagen formation and immune health. Our partnership rationale centres on reliable quality control, pharmaceutical grade sourcing, and a proven track record in meeting top industry standards.