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5 Best Spermidine Supplements of 2025

Last Updated - 28/08/2025

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

SUPERSMART

Spermidine

SUPERSMART

£76.71

More Details
Main highlights
- 🔬 CONTAIN: Spermidine (from 300 mg rice extract standardized to 1% spermidine) | Other ingredients: acacia gum, white rice flour.
- 💊 HOW TO TAKE IT? Take 2 capsules a day.
- 👩‍⚕️ WHAT ARE THE BENEFITS? This supplement allows you to naturally and significantly increase your spermidine intake. It simply provides you with the best quality and a high content of spermidine against aging.
- 👑 Supersmart.com: Innovation and Excellence since 1992!
- 🍚 WHAT IS IT? Spermidine is a polyamine found in all living things, extracted from rice standardized to 1% spermidine. From year to year, the levels of spermidine contained in the cells end up dropping (one of the marks of aging).
£76.71
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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Nutra Science

Nutra Science Spermidine 99% Concentration | 100X More Potent Than Wheat Germ Spermidine Supplements | 90 Vegan Spermidine Capsules 10mg Serving Highest Purity in The UK

Nutra Science

£39.99

More Details
Main highlights
- ✔️ Why Spermidine? - Spermidine is a naturally occurring polyamine found in all living organisms. Spermidine boasts a host of health benefits, such as supporting healthy cell regeneration, healthy liver function, and memory and cognitive function.
- ✔️ The Highest Dosage and Greatest Value – Nutra Science Spermidine brings some of the highest levels of purity on the market. Our expertly formulated spermidine supplements are currently the highest strength available in the UK at 99% Concentration and 10mg Per Serving.
- ✔️ Manufactured by Nutra Science – The Nutritional Supplement Company with Scientific Backing. HACCP, GMP and ISO 9001 manufacturing standards.
- ✔️ Elite Grade - Our 99% spermidine supplement is manufactured with carefully selected, all-natural, non-GMO ingredients. Superior alternative to regular wheat germ extract, and the majority of wheat germ capsules online. Our batches are third-party lab tested to ensure a minimum of 99% purity in every serving, meaning you are not just getting the highest dosage of spermidine but also the purest.
- ✔️ #1 Spermidine on Amazon - Don’t be fooled by brands selling pure wheat germ powder disguised as a Spermidine supplement with only 1% concentration. Nutra Science Spermidine capsules uses 99% PURE Spermidine.
£39.99
3
Best Value

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Longevity Box

Longevity Box Spermidine Supplement – 60 Vegan Capsules | 6mg Spermidine from 600mg Wheat Germ Extract with Zinc & Thiamin | 99% Pure, Third-Party Tested, Non-GMO

Longevity Box

£28.90

£29.99
(3% Off)

More Details
Main highlights
- 𝗕𝗲 𝗠𝗼𝗿𝗲 𝗝𝗲𝗹𝗹𝘆𝗳𝗶𝘀𝗵: The science of Longevity is growing at breakneck speed and tens of BILLIONS of dollars are being invested in solutions to help us all slow ageing. But until 'Longevity Escape Velocity' has been achieved, we should all be more like Turritopsis Dohrnii jellyfish - which do not age - and we should invest in our long-term health with supplements like spermidine capsules.
- Ultra-Pure Spermidine Complex – Delivers 6mg of Spermidine per serving from 600 mg wheat germ extract, combined with 50 mg Thiamin (B1) and 50 mg Zinc for cellular function, immunity, and anti-ageing synergy.
- Third-Party Tested & Clean Label – Over 99% purity verified by independent labs. Free from additives, fillers, binders, dyes, heavy metals, and artificial ingredients. Non-GMO and vegan.
- Supports Autophagy & Healthy Aging – Spermidine naturally promotes autophagy, the body's internal cell renewal and cleanup process. This supports longevity by replacing damaged cells with healthier ones as we age.
- Broad-Spectrum Benefits – From memory and cognitive support to better sleep and stronger hair and nails, Spermidine contributes to whole-body health and protection against age-related decline.
- 700-Day Purity Guarantee – Quality and freshness maintained for over 700 days. Trusted longevity support, backed by transparency and uncompromising standards.
£28.90
£29.99 (3% Off)
4

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

vP Vitality Pro

vP Vitality Pro Natural Spermidine 4mg x 60 Capsules - Third Party Tested - Natural Pure Spermidine Supplement - Vitality Pro

vP Vitality Pro

£34.95

More Details
Main highlights
- ✔ Third-party tested: Your safety is our main priority. The Spermidine contained within your capsules has been independently verified by a third-party laboratory to ensure purity & the highest quality. Our vegan-friendly formula doesn’t contain GMOs, artificial colours, preservatives, or flavours
- ✔ The power of Spermidine: Spermidine is a natural polyamine that stimulates cytoprotective macroautophagy/autophagy. This element is found in all living cells and is believed to help contribute to maintaining youthful body functions and energy levels.
- ✔ Suggested intake: Each capsule contains 4mg of Spermidine derived from 400mg of Wheat Germ Extract. For maximum benefits, we recommend taking 1-2 capsules per day, after a meal, with water. This dose is the equivalent of 4mg - 8mg of Spermidine. This Spermidine supplement is for adult-only use.
- ✔ ISO 9001:2015 UK Company: With quality management systems In place, the ISO standards recognised in the UK are some of the highest. You can rely on exceptional service, reliability and Spermidine supplement products, so you can enjoy the maximum positive benefits.
- ✔ High-strength formula: Vitality Pro is committed to offering only premium products. Your Spermidine supplement is formulated using only the highest quality ingredients and manufacturing, so you can enjoy the benefits and help maintain a balanced lifestyle and restore your vitality.
£34.95
5

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Youth & Earth

Youth & Earth Liposomal Spermidine | 60 Capsules of Spermidine Supplements for Hair Growth, Autophagy & Nail Growth

Youth & Earth

£39.99

More Details
Main highlights
- Our story: We aim to transform the way you experience aging by offering cutting-edge supplements designed to help you uncover your full potential. Regardless of your age, our mission is to fuel your journey toward peak performance. We believe in celebrating growth and transformation, leaving behind the outdated stereotypes of aging. With our high-impact ingredients, we empower you to take control of your aging process.
- High-nutrient Absorption: Youth & Earth Liposomal Spermidine, a Tatler award winner for the best anti-ageing supplement, uses advanced liposomal technology for enhanced nutrient absorption. This method protects nutrients from stomach acid, improves bioavailability, and ensures faster cellular uptake.
- Hair & Nail Growth: Spermidine promotes strong hair and nail growth by nourishing cells and reducing brittleness. It helps strengthen hair follicles, encourages thicker hair, and supports faster, healthier nail growth, improving overall appearance and texture.
- Daily Usage: Take 2 capsules daily for optimal hair, nail, and cellular health support. Designed for adults seeking enhanced autophagy, stronger hair, and nails. Suitable for sensitive individuals with high bioavailability.
- Cellular Renewal: Spermidine induces autophagy, a process that removes damaged cells and promotes cellular renewal. This supports longevity and contributes to overall health, helping the body remain fit as it ages.
£39.99

5 Best Spermidine Supplements of 2025

Spermidine

Nutra Science Spermidine 99% Concentration | 100X More Potent Than Wheat Germ Spermidine Supplements | 90 Vegan Spermidine Capsules 10mg Serving Highest Purity in The UK

Longevity Box Spermidine Supplement – 60 Vegan Capsules | 6mg Spermidine from 600mg Wheat Germ Extract with Zinc & Thiamin | 99% Pure, Third-Party Tested, Non-GMO

vP Vitality Pro Natural Spermidine 4mg x 60 Capsules - Third Party Tested - Natural Pure Spermidine Supplement - Vitality Pro

Youth & Earth Liposomal Spermidine | 60 Capsules of Spermidine Supplements for Hair Growth, Autophagy & Nail Growth

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