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5 Best Sports Supplements of 2025

Last Updated - 26/11/2025

1
Best Choice
37% Off

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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.

Optimum Nutrition
37% Off

Optimum Nutrition Micronised Creatine Powder, 100% Pure Creatine Monohydrate Powder for Performance and Muscle Power, Unflavoured Shake, 186 Servings, 634 g

Optimum Nutrition

£24.99

£40.00
(37% Off)

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Main highlights
- Unflavoured, perfect for stacking, this powder mixes easily and unlike many other creatine powders, it has no gritty taste or texture
- This 100 % pure creatine monohydrate powder increases physical performance* during high-intensity workout and provides 3 g of creatine per serving
- Micronised Creatine Powder from Optimum Nutrition, the world’s no.1 sports nutrition brand** – a brand providing the highest quality in post-workout recovery, pre-workout energy, and on-the-go sports nutrition products
- For a tasty shake add one level scoop to 240 ml of cold water, juice, or your post-workout or pre-workout shake, mix and serve
- Designed as a pre-workout and post-workout supplement, great before and after CrossFit workout, high intensity track and gym sessions, for both amateurs and professionals
- *Creatine increases physical performance in successive bursts of short-term, high-intensity exercise. Source: COMMISSION REGULATION (EU) No 432/2012 of 16 May 2012
- **Source: Euromonitor International Limited; Consumer Health 2023 Edition, Sports Protein Powder category, % RETAILER VALUE SHARE, 2022 DATA
£24.99
£40.00 (37% Off)
2

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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.

Optimum Nutrition

Optimum Nutrition Opti-Men Multi-Vitamin Supplements for Men with Vitamin D, Vitamin C, Vitamin B6 and Amino Acids, Unflavoured, 30 Servings, 90 Capsules

Optimum Nutrition

£15.44

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Main highlights
- This food supplement for men includes essential vitamins, minerals, amino acids and herbal extracts for a much-needed nutritional boost
- These multivitamins tablets for men contain 1,000 mg of four amino acids – L-leucine, L-isoleucine, L-valine, and L-glutamine
- Includes zinc, copper, selenium and Vitamin D that all support the normal functioning of the immune system* for men leading a fast-paced lifestyle
- Easy consumption; take three tablets daily with food
- Each tablet of these vitamin supplements includes 36 active ingredients, including Vitamin C and magnesium that contribute to energy-yielding metabolism*
- * Source: COMMISSION REGULATION (EU) No 432/2012
£15.44
3

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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.

SS Sport Supplies

Magnesium Glycinate Supplements 1500mg & Vitamin B6-120 High Strength Capsules - 1500mg of Magnesium Providing 315mg Elemental Magnesium (Bisglycinate) - Pure Active Ingredient

SS Sport Supplies

£9.99

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Main highlights
- ✅WHY MAGNESIUM GLYCINATE SUPPLEMENTS - Our high strength Magnesium Glycinate contains 1500mg of pure active ingredient per serving (serving size - 2 capsules). Proving 315mg elemental Magnesium for your daily dose. We have also boosted our Magnesium supplement with Vitamin B6.
- ✅WHAT ARE THE BENEFITS OF ADDING VITAMIN B6 - Vitamin B6 is a popular part of the vitamin B group of essential nutrients. Our capsules provides the benefits of 100% of your recommended daily intake. Vitamin B6 contributes to a reduction of tiredness and fatigue. Vitamin B6 also has other benefits such as contributing the immune system, allowing normal energy-yielding metabolism; as well as psychological and nervous system. These claims are substantiated by EFSA (European Food Safety Authority).
- ✅WHAT ARE THE BENEFITS MAGNESIUM GLYCINATE - Magnesium glycinate is just one form of the mineral, magnesium, which plays an essential role in the human body. Not only is it key for turning the food we eat into energy, but it’s an important contributor to normal psychological function, reduction of tiredness & fatigue, and normal muscle function. These claims are substantiated by EFSA (European Food Safety Authority).
- ✅PURE ACTIVE INGREDIENTS - Our Magnesium Glycinate with added Vitamin B6 are the only ingredients in your capsules. By using one of our high quality capsule machines, we are able to press pure active ingredients into the capsules. This means, these capsules are free from any inactive ingredients such as binders, fillers, artificial additives. Suitable for vegans and vegetarians.
- ✅OUR STANDARDS TO YOU - A high level of care and attention is given to the manufacturing of this Magnesium Glycinatye supplement throughout all stages of production, from raw material to delivery to customers. Our facility has multiple certifications such as Soil Association Organic, ISO9001 and ISO22000 food safety certified. This ensures we source high quality ingredients, right through to manufacturing, batch records and 3rd party testing.
£9.99
4
Best Value
15% Off

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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.

Nutrition Geeks
15% Off

Magnesium Glycinate 3-in-1 Complex - 1800mg Supplements as Bisglycinate, Citrate & Malate 90 Vegan Capsules, Triple High Absorption 384mg Elemental, UK Made (Packaging Design May Vary)

Nutrition Geeks

£8.49

£9.99
(15% Off)

More Details
Main highlights
- Why Buy Magnesium Glycinate 3-in-1: Get a triple magnesium complex in one formula and experience superior health benefits & bioavailability. 1800mg Magnesium Compounds as Magnesium Glycinate 1000 mg, Magnesium Malate 400 mg, Magnesium Citrate 400 mg, Providing Elemental Magnesium 384 mg 102% NRV. Each pack contains 90 vegan capsules (two per serving).
- Vegan Friendly, Gluten-free, Dairy-free, Cruelty-free, Low Carbon Footprint: We understand the importance of providing vitamins that caters to everyone's needs; are sourced & produced ethically and accessible to all customers. There is no need to go anywhere else for your nutrition needs!
- Space Saving and Letterbox Friendly: Mg Glycinate 3-in-1 comes in flat pack packaging, saving on costly postage and storage fees associated with other bottled magnesium tablets, magnesium spray, magnesium oil or magnesium gummies. Also a great compliment to magnesium threonate & magnesium taurate.
- Scientifically Proven Supplements Uncomplicated, So You Can Get The Most Out of Life. Accessible For Everyone. Delivered To You Sustainably: Good health is a need not a want. We are on a mission to make quality, science backed nutrition sustainably accessible to everyone. Less plastic, less waste. We have also committed to be the UK's leading sustainable supplement provider with a Net Zero target by end of 2025.
- Diverse Health Benefits: Magnesium glycinate (1000mg) supports muscle relaxation and magnesium sleep. Magnesium Malate (400mg) boosts energy and reduces fatigue. Magnesium Citrate (400mg) promotes digestion and mineral absorption. Our science backed formula is great for overall calmness as well as those with restless legs or looking for magnesium supplements high strength.
£8.49
£9.99 (15% Off)
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.

Science in Sport

Science In Sport GO Isotonic Energy Gels, Running Gels with 22g Carbohydrates, Low Sugar, Variety Pack of Assorted Flavours, 60ml Per Serving (7 Pack)

Science in Sport

£8.89

More Details
Main highlights
- VEGAN ENERGY GEL: Sport Gel with 100% vegan formulation. This special energy supplier from SIS is also gluten-free
- SIS SCIENCE IN SPORT: Science in Sport is a pioneer in sports nutrition. Since 1992, we have collaborated with research institutes, elite athletes, and sports scientists
- POWER GEL BOOSTS ENERGY RESERVES: Thanks to its convenient format, the carbohydrate gel is easy to carry and quickly available for consumption to help delay fatigue caused by depleted carbohydrate stores
- EASY TO DIGEST: With its isotonic formulation, the gel is easy to digest and can be consumed without water. This prevents the feeling of fullness that can occur with excessive water intake
- EASY ENERGY SUPPLY: The SiS gel was the first isotonic energy gel on the market, delivering valuable carbohydrates easily and quickly during exercise
£8.89

5 Best Sports Supplements of 2025

Optimum Nutrition Micronised Creatine Powder, 100% Pure Creatine Monohydrate Powder for Performance and Muscle Power, Unflavoured Shake, 186 Servings, 634 g

Optimum Nutrition Opti-Men Multi-Vitamin Supplements for Men with Vitamin D, Vitamin C, Vitamin B6 and Amino Acids, Unflavoured, 30 Servings, 90 Capsules

Magnesium Glycinate Supplements 1500mg & Vitamin B6-120 High Strength Capsules - 1500mg of Magnesium Providing 315mg Elemental Magnesium (Bisglycinate) - Pure Active Ingredient

Magnesium Glycinate 3-in-1 Complex - 1800mg Supplements as Bisglycinate, Citrate & Malate 90 Vegan Capsules, Triple High Absorption 384mg Elemental, UK Made (Packaging Design May Vary)

Science In Sport GO Isotonic Energy Gels, Running Gels with 22g Carbohydrates, Low Sugar, Variety Pack of Assorted Flavours, 60ml Per Serving (7 Pack)

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Glucosamine and Chondroitin High Strength Plus 5 Vitamins - 120 Complex Capsules 1,000mg (Providing 530mg Base) - Chondroitin 200mg - Added Turmeric, Ginger, Black Pepper, Vitamin C, B6, B1, D3 & B12

Organic Turmeric Capsules High Strength and Black Pepper with Active Curcumin with Ginger 1380mg - Advanced Tumeric - Each 120 Veg Capsule is Organic (2 Capsules per Serving)

Warrior Creatine Monohydrate Powder 300g (60 Servings) – Pure Micronised Creatine Powder Supplement for Men & Women, Pre & Post Workout Strength, Muscle Growth & Recovery, Vegan – Unflavoured

Shilajit Capsules 16,000mg -120 Days Supply - 60% Fulvic Acid - Added Ashwagandha, Lions Mane, Turmeric and Black Pepper - High Strength Himilayan Shalajit

Sea Moss Complex 14,000mg Extract Including Bladderwrack & Burdock Root - 120 High Strength Capsules Providing 120 Day Supply - North Atlantic Irish Sea Moss Supplement - Vegan & UK Made

Science in Sport Hydro Electrolyte Tablets 20 pcs. Berry – Vegan & Gluten-Free, Ideal to Promote Hydration and Maintain Electrolytes Balance (Packaging May Vary)

Multivitamin Tablets for Men Vitabiotics Wellman Sport, 30 Tablets (Pack of 1)

Collagen Supplements for Women-100% Marine Collagen Boosted with Hyaluronic Acid, Vitamin C, Niacinamide & 2,000mg Botanical Blend including Lions Mane, Ashwagandha, Maca and Psyllium Husk-60 Capsules

Turmeric Tablets 2000mg with Black Pepper & Ginger - 120 High Strength Curcumin Supplements - Easy Swallow Tablets (Not Turmeric Capsules or Powder) - Vegan - UK Made

Taurine Supplement 1500mg - 180 High Strength Taurine Tablets - Vegan Amino Acids Taurine Nutritional Supplements - Powder Alternative - Sports Supplement for Men & Women - Made in The UK - Nutravita

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