L-Arginine Powder - Pharmaceutical Grade

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This listing is for pure L-Arginine powder, shipped in a heat sealed foil pack which is also resealable. Purity is 99%+, feel free to ask for our certificate of analysis. Nothing has been added or taken away: this is just L-Arginine powder.

We currently stock this item in the following size: 100g, 250g, 500g and 1kg. Wholesale is available, please ask.

Studies have indicated health benefits and medicinal properties of L-Arginine when taken during exercise. We suggest you carry out your own research to see if this product is right for you.

Due to the convenient powder form it can be added to smoothies and shakes.

We also sell capsules and capsule filling machines so you can make your own supplements!

Please check out our other items and save money on combined postage! Thanks for looking.

This item will have at least 4 months on the best before date, usually it is well over a year! Please ask if you need to know the actual date.

Store in a cool, dry place. Do not freeze or expose to heat or light.


As with all foods and supplements, it is essential that you do your own research to decide if this product right for you. It should be taken as part of a healthy, balanced diet and should not be used as a substitute for regular exercise. While we wholeheartedly believe that these products can be beneficial in many ways there is no such thing as a miracle cure and they should not be taken instead of conventional medicine. Consult your doctor first if you suffer from any health problems or are pregnant or breastfeeding.