• Puretrex Nitric Oxide Complex 3000 MG+ food supplement pouch displayed on a marble surface with beetroot, grapes, a sliced blood orange, and a scoop of powder.
  • PURETREX Nitric Oxide Complex graphic showing key benefits such as increased energy, endurance, and workout performance
  • PURETREX Nitric Oxide Complex infographic showing full ingredient breakdown including L-Citrulline, AAKG, Beetroot Extract, and S7 for strength and stamina
  • PURETREX Nitric Oxide Complex image highlighting premium formulation, UK quality manufacturing, and fitness performance benefits
  • Supplement Facts for PURETREX Nitric Oxide Complex showing dosage, serving size, and nutritional details for 120 capsules
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  • PURETREX Nitric Oxide Complex 3000mg+ supplement pouch with L-Citrulline, AAKG, Beetroot, Red Spinach, S7, and Vitamin C, 120 capsules for energy and endurance
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Nitric Oxide Complex 3000mg+ – L-Citrulline, AAKG, Beetroot & S7®

Nitric Oxide Complex 3000mg+ – L-Citrulline, AAKG, Beetroot & S7®

A 3000mg+ nitric oxide complex with L-citrulline, AAKG, beetroot and S7®, in 3 daily vegan capsules. Just £0.90/day, cancel anytime.

Supports an Active LifestyleSupports Daily EnergySupports Everyday Vitality
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What You'll Feel
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Ready for the Day
Daily support for an active routine
⚡
Steady Energy
Consistent support through your day
💪
Looked-After From Within
Plant nutrition you can feel good about
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One Simple Habit
Three capsules before your day or your training

Serving Size: 3 Capsules · Servings Per Pouch: 40

L-Citrulline1,000mg
AAKG (Arginine Alpha-Ketoglutarate)600mg
Red Spinach Extract300mg
Beetroot Extract150mg
Grape Seed Extract100mg
Vitamin C80mg
S7® Plant Blend50mg

Other ingredients: vegan capsule shell. Vegan, non-GMO, made in the UK with no unnecessary fillers or additives.

Take 3 capsules daily with water, preferably with a meal. No cycling needed — designed for consistent daily use.

Each pouch contains 120 capsules — a 40-day supply at the recommended dose.

Store in a cool, dry place away from direct sunlight. Do not exceed the recommended daily dose. This product is a food supplement and should not be used as a substitute for a varied, balanced diet and a healthy lifestyle.

Shipping: All orders are dispatched within 1 business day. Free tracked UK delivery on orders over £50. Standard delivery 1–3 working days. Next-day and Special Delivery options available at checkout.

Returns: Not satisfied? Return within 30 days for a full refund, no questions asked. Contact our team to start a return.

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WHY PEOPLE CHOOSE THIS

Why People Choose Our Nitric Oxide Complex

A 3000mg+ nitric oxide complex built around L-citrulline and AAKG, with beetroot, red spinach, the clinically studied S7® plant blend, grape seed and vitamin C. Vitamin C contributes to normal energy-yielding metabolism. Designed for an active lifestyle — popular as part of a pre-training routine.
A full 1,000mg of L-citrulline plus 600mg AAKG — the most-used compounds in nitric-oxide formulas, at real doses.
Beetroot and red spinach add naturally occurring plant nitrates, alongside the clinically studied S7® plant blend.
Vitamin C contributes to normal energy-yielding metabolism and to the protection of cells from oxidative stress.
A full-dose formula in vegan capsules — made in the UK with no unnecessary fillers.

FULL TRANSPARENCY

Seven Actives. Every Dose Shown.

No proprietary blends, no hidden fillers — every active listed with its exact per-serving dose. Tap any ingredient to see what it is and why its dose or form matters.

Primary ActiveL-Citrulline L-Citrulline1,000mgA full 1,000mg of L-citrulline — the most-used amino acid in nitric-oxide formulas.
AAKG AAKG600mg600mg of arginine alpha-ketoglutarate, at a real per-serving dose.
Red Spinach Extract Red Spinach Extract300mg300mg of red spinach — a naturally nitrate-rich leafy green.
Beetroot Extract Beetroot Extract150mg150mg of beetroot extract — a natural plant source of nitrates.
Grape Seed Extract Grape Seed Extract100mgA concentrated grape seed extract, included at a meaningful dose.
Vitamin C Vitamin C80mg80mg of vitamin C, which contributes to normal energy-yielding metabolism.
S7® Plant Blend S7® Plant Blend50mgA clinically studied blend of seven plant extracts.
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Per serving (3 vegan capsules). Made in the UK. Full ingredient list and suggested use shown in the product information above.

WHAT SETS US APART

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FAQs

It's a 3000mg+ nitric oxide complex with L-citrulline, AAKG, beetroot, red spinach and the S7® plant blend, plus vitamin C. Vitamin C contributes to normal energy-yielding metabolism. It's designed for an active lifestyle and popular as part of a pre-training routine. Three capsules a day; one pouch lasts 40 days.
It's for active adults who want a full-dose, plant-based nitric oxide formula. Vegan, non-GMO and made in the UK.
Take 3 capsules daily with water — many people take them around 30 minutes before training, or with a meal on rest days. Do not exceed the recommended daily dose.
Each pouch contains 120 capsules — a 40-day supply at 3 a day.
L-citrulline is an amino acid found naturally in foods like watermelon and a popular ingredient in pre-training formulas. Here it's paired with AAKG and natural plant-nitrate sources like beetroot and red spinach. Many people take it shortly before exercise.
Yes — many of our customers take it alongside our Creatine or Ultra Turkesterone Complex as part of an active routine. All are designed for consistent daily use.
Still have questions? Get in touch with our team
Frequently asked questions — PURETREX UK supplements
  • I've noticed a significant positive difference in my workouts!
  • This has definitely levelled up my workouts for sure
  • It really helps with my legs as I have hardened arteries
  • 5 stars: 11 (79%)
  • 4 stars: 2 (14%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 1 (7%)
A
Anthony
So far so good

So far so good. Have built Nitric Oxide tabs into my daily protocol and remain confident I’m on the right track. Happy to review again after 14 days or more. Great product- fabulous R&D. Anthony

Anthony review photo
O
Omar
Impressed with this product

I've been taking this product in combination with ultra turkesterone, and I've noticed a significant positive difference in my workouts! I highly recommend giving this product a try ,and I'm excited to see continued progress

Omar review photo
A
Anonymous
Seems to help delay fatigue while i am exercising

Seems to help delay fatigue while i am exercising.

R
Rizwana Mirza
Zero results for me

Used consistently as directed for several weeks. Unfortunately, I noticed absolutely no difference at all — no extra energy, no improved circulation, no pre-workout benefit, nothing. The ingredients look great on paper, but the product simply didn’t deliver any of the claimed effects for me personally. For this price I’d have expected to feel something. Disappointing — won’t be buying again.

T
Tony Felton
It really helps with my legs as I have hardened

It really helps with my legs as I have hardened arteries

H
Heather
again

again, brilliant vits, all good stuff

k
kevin leighton

It's really great 👍🏻 it does the job, nicely 👌

S
Shazan Asghar
A trusted place for too quality supplements have only used for a couple of days and felling impre

A trusted place for too quality supplements have only used for a couple of days and felling impre energised, plus fast delivery i also get the vitamin D3 with k2 mo complaints.

M
Max Kawaters
I feel the difference so far I am very happy with the product

I feel the difference so far I am very happy with the product, best in mind Inam judt using it for days

J
J.M.

Good

Z
Zubeir
Love the pump and...

Love the pump and just the overall experience

D
Dino
This has definitely levelled...

This has definitely levelled up my workouts for sure

T
Tavis
Really does what it...

Really does what it says , great stuff

t
teo
very good

i feel very good.

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