Same-day dispatch before 1pm · Free UK delivery over £100
NOW Foods Arginine & Ornithine
NOW Foods Arginine & Ornithine pairs L-arginine with L-ornithine in one convenient vegetable capsule. A classic amino acid combination that is popular with bodybuilders, available in 2 sizes so you can choose a starter bottle or a longer-lasting supply.
Description
NOW Foods Arginine & Ornithine – Amino Acid Combination Capsules
NOW Foods Arginine & Ornithine combines the amino acids L-arginine and L-ornithine in vegetable capsules. Both are part of the body’s urea cycle, where ornithine and arginine are converted into one another, which is why they are often supplemented together. Arginine is also the amino acid the body uses to make nitric oxide. This arginine and ornithine supplement is a long-standing favourite with strength athletes.
Key Benefits
- Two amino acids together – L-arginine and L-ornithine in each capsule.
- Urea cycle partners – ornithine and arginine are closely linked in the body’s metabolism.
- Vegetable capsules – vcaps rather than gelatin shells.
- Stim-free – can be taken morning or evening.
- Two sizes – choose the bottle that suits your routine.
Who Is It For?
Ideal for bodybuilders, strength athletes and gym-goers who like classic amino acid stacks, and anyone who prefers a capsule that combines two amino acids rather than buying them separately and taking extra pills.
Flavours & Sizes
Available in two sizes: 100 vcaps and 250 vcaps.
FAQs
When should I take arginine and ornithine?
Many people take it on an empty stomach, either before training or before bed. Check the label on your pack for the recommended serving.
Is it the same as arginine and citrulline?
No. Ornithine and citrulline are different amino acids, although both are linked to arginine in the body’s urea cycle.
Why Shop With Lotty8 Supps?
- Genuine, factory-sealed products – sourced through established UK sports-nutrition wholesale distribution. Never repackaged, never grey-market.
- Fast dispatch – orders placed before 1pm on a working day are dispatched the same day with Royal Mail Tracked 48.
- Low-cost UK delivery – £3.99 per order, free on orders over £100. See our Delivery & Returns page.
- Hassle-free returns – full details on our Delivery & Returns page.
- Top brands in one place – Applied Nutrition, BioTechUSA, SciTec, NOW Foods, Doctor’s Best and many more.
- Real people, real help – questions about a product or your order? Contact the Lotty8 team.
Food supplements should not be used as a substitute for a varied, balanced diet and a healthy lifestyle. Do not exceed the recommended daily intake. Keep out of reach of young children. Formulations and packaging can change – always read the label on the product you receive before use.
Take the serving on the label with water, ideally on an empty stomach, before training or before bed. Swallow capsules whole. Speak to your GP or pharmacist before use if you take any medication.
Always follow the directions on the product label. Do not exceed the recommended daily intake.
- Brand: NOW Foods
- Product: NOW Foods Arginine & Ornithine
- Sizes available: 100 vcaps, 250 vcaps
- Country of origin: United States
Country of origin: United States
Best before: shown when you choose an option.
Additional information
| Weight | N/A |
|---|---|
| Size | 100 vcaps, 250 vcaps |
| Country of Origin | United States |
Frequently asked questions
Are your products genuine?
Yes. Every product comes through established UK wholesale distribution and is sold factory-sealed – never repackaged and never grey-market.
How much is delivery and how quickly will it arrive?
UK delivery is £4.99 per order, and free on orders over £100. Orders placed before 1pm, Monday to Friday, are dispatched the same working day with Royal Mail Tracked 48, which aims to deliver within 2–3 working days. You will get an email with your tracking number as soon as it is on its way. Full details are on our Delivery & Returns page.
Can I return it?
Yes. You have 30 days from delivery to return sealed, unopened items. For health and hygiene reasons supplements and food cannot be returned once the seal is broken, unless they are faulty. If something arrives damaged or is not what you ordered, contact us and we will put it right. See Delivery & Returns.
How can I pay?
Card, Apple Pay and Google Pay. Payments are processed securely by our payment providers, and we never see or store your full card details.
Where can I find the ingredients, nutrition and allergy information?
In the tabs above (Nutrition, Ingredients and How to Use) where they are available for this product. Manufacturers sometimes update formulas and packaging, so always read the label on the pack you receive, especially if you have allergies.
Is it suitable for me?
Food supplements are not a substitute for a varied, balanced diet and healthy lifestyle, and should not be taken above the recommended daily amount. Keep out of the reach of children. If you are pregnant, breastfeeding, taking medication or have a medical condition, speak to your doctor before use.
Who can I ask about this product?
Our UK team is here Mon – Fri, 9:30am – 4:30pm. Call +44 7955 204 290, email info@lotty8supps.com or use our contact page.












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