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L-Lysine HCL Powder

From £7.59
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  • L-Lysine Powder is an important amino acid with crucial functions in the body.
  • Essential amino acids like L-Lysine need to be sourced from diet or supplements since the body does not produce them.
  • L-Lysine is found in protein-rich foods such as beans, cheese, yogurt, meat, milk, brewer's yeast, wheat germ, and various animal proteins, making supplements widely available.

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  • Proteins derived from grains such as wheat and corn tend to be low in L-Lysine Supplements content. 
  • The COA displayed in the product image carousel may not be our recent batch for the most up-to-date COA please email [email protected] Shipped within 1 working day subject to stock.

L-Lysine Powder Usage, Dosage and Side Effects:

How L-Lysine Supplement can be taken by adding the recommended dose to drinks such as water or fruit juice, or by placing the recommended dose in capsules and swallowed. L-Lysine can also be applied directly to the skin.
When L-Lysine Powder can be taken at any time of the day.
Dosage The recommended dosage for maximum L-Lysine benefits is usually 500mg twice a day.
Side Effects L-Lysine Powder is considered likely safe, however it can cause stomach pain and diarrhoea if taken in excessive doses.


Our L-Lysine Powder is a white granular powder with a slightly bitter taste. This product’s certificate of analysis is available on request. Our UK stock L-Lysine powder is 79% pure and is suitable for vegetarians and vegans.

Synonyms and brand names for L-Lysine Powder are; L-2,6-diaminohexanoic acid, Lisina, Lys, Lysine Hydrochloride, Lysine Monohydrochloride and super lysine.

Further information on L-Lysine Powder can be found on the product questions tab above.


Advisory Information

The products sold by LifeLab are not intended to diagnose, treat, restore, correct or modify any functions in human beings. They are solely intended to help maintain & support a healthy lifestyle. The claims presented have not been evaluated by the FDA or the MHRA. We recommend that you seek advice from a fully qualified healthcare professional before consuming any of these products especially if you are taking other medications or pregnant. Discontinue use and consult a doctor if any adverse reactions occur. Not intended for use by persons under the age of 18. Keep out of reach of children. Store in a cool, dry place.

Lysine Ingredients

L-Lysine 100%

Suitable For

Non-vegetarians, vegans, vegetarians


Customer Questions
What grade is the L-Lysine powder?
What are the benefits of taking L-Lysine?
Can L-Lysine help with cold sores and the herpes virus?
L-Lysine for kids?