Fat Burners

GymStack’s fat burners collection covers weight-management capsules and thermogenic-style formulas people use alongside training and a calorie-controlled diet — not a substitute for either.

Browse 70+ options in capsule and tablet formats from sports nutrition brands. These products are commonly used in cutting phases when athletes want structured support next to protein intake, steps and sleep.

Practical tip: prioritise transparent labels and sensible stimulant levels if you already use pre-workout. Stack smart with weight management essentials, high-protein snacks from protein bars, and lean protein like whey isolate. Always follow the label and avoid doubling stimulants.

Authentic brands, fast UK delivery — free over £75.

17% off

Olimp Nutrition
Thermo Speed Hardcore - 120 mega caps

Sale price £38.99 Regular price £46.99
Unit price£0.32 each

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17% off

Kaged Muscle
Clean Burn Powder - Strawberry Lemonade - 186g

Sale price £48.99 Regular price £58.99
Unit price£263.39 /kg

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18% off

Allnutrition
Burn4ALL Extreme - 120 caps

Sale price £8.99 Regular price £10.99
Unit price£0.07 each

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18% off

TWP
TWP Diced V2- Stim Fat Burner 60 Caps

Sale price £26.99 Regular price £32.99

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17% off

Muscle Rage
Muscle Rage Slin-Rx 240 Caps

Sale price £39.99 Regular price £47.99

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20% off

Bulk
Bulk CLA 1000mg 270 Softgels

Sale price £15.99 Regular price £19.99

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17% off

Applied Nutrition
Applied Nutrition ABE (All Black Everything) Shred X 90 Veg Caps

Sale price £33.99 Regular price £40.99

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17% off

Applied Nutrition
Applied Nutrition Shred-X Powder 300g Lemon Ice Tea

Sale price £33.99 Regular price £40.99
Unit price£113.30 /kg

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17% off

Applied Nutrition
Applied Nutrition Shred-X Powder 300g Strawberry Kiwi

Sale price £33.99 Regular price £40.99
Unit price£113.30 /kg

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17% off

Animal
Animal Cuts - Packs - 42 packs

Sale price £79.99 Regular price £95.99
Unit price£1.90 each

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17% off

Applied Nutrition
Shred-X - 90 caps

Sale price £39.99 Regular price £47.99
Unit price£0.44 each

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18% off

Applied Nutrition
Shred-X Powder - Lemon Ice Tea - 300g

Sale price £46.99 Regular price £56.99
Unit price£156.63 /kg

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18% off

Applied Nutrition
Shred-X Powder - Sour Gummy Bear - 300g

Sale price £46.99 Regular price £56.99
Unit price£156.63 /kg

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18% off

Applied Nutrition
Shred-X Powder - Strawberry Kiwi - 300g

Sale price £40.99 Regular price £49.99
Unit price£136.63 /kg

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18% off

BioTechUSA
Black Burn Powder - Passion Fruit - 210g

Sale price £31.99 Regular price £38.99
Unit price£152.33 /kg

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18% off

BioTechUSA
Black Burn Powder - Watermelon - 210g

Sale price £31.99 Regular price £38.99
Unit price£152.33 /kg

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19% off

BioTechUSA
FAT-X - 60 tablets

Sale price £16.99 Regular price £20.99
Unit price£0.28 each

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17% off

BioTechUSA
Thermo Drine - 60 caps

Sale price £14.99 Regular price £17.99
Unit price£0.25 each

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18% off

Dorian Yates
Slender Cellulite & Fat Burner - Strawberry - 450g

Sale price £32.99 Regular price £39.99
Unit price£73.31 /kg

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17% off

Evogen
Light & Tight - 28 caps

Sale price £33.99 Regular price £40.99
Unit price£1.21 each

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17% off

Kaged Muscle
Clean Burn - 180 vcaps

Sale price £43.99 Regular price £52.99
Unit price£0.24 each

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17% off

Kaged Muscle
Clean Burn Powder - Elite Series - Strawberry Lemonade - 195g

Sale price £47.99 Regular price £57.99
Unit price£246.10 /kg

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19% off

Nutrend
Fat Direct - 60 caps

Sale price £20.99 Regular price £25.99
Unit price£0.35 each

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18% off

Nutrend
Fat Direct 2in1 Shot - 20 x 60 ml.

Sale price £32.99 Regular price £39.99
Unit price£27.49 /L

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18% off

Nutrex
Lipo-6 Black - 120 liquid caps

Sale price £32.99 Regular price £39.99

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17% off

Olimp Nutrition
Blackweiler Shred - Exotic Orange - 480g

Sale price £58.99 Regular price £70.99
Unit price£122.90 /kg

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18% off

Olimp Nutrition
Thermo Speed Extreme 2.0 - 120 mega caps

Sale price £27.99 Regular price £33.99
Unit price£0.23 each

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19% off

Olimp Nutrition
Thermo Stim Hardcore - 60 caps

Sale price £16.99 Regular price £20.99
Unit price£0.28 each

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19% off

SciTec
Carni Complex - 1200mg - 60 mega caps

Sale price £20.99 Regular price £25.99
Unit price£0.35 each

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20% off

SciTec
CLA - 60 softgel caps

Sale price £15.99 Regular price £19.99
Unit price£0.27 each

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18% off

SciTec
Revex HC - 120 mega caps

Sale price £30.99 Regular price £37.99
Unit price£0.26 each

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19% off

SciTec
Thermo-X - 100 caps

Sale price £20.99 Regular price £25.99
Unit price£0.21 each

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18% off

SciTec
Water Cut - 100 caps

Sale price £22.99 Regular price £27.99
Unit price£0.23 each

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17% off

Stacker2 Europe
Stacker 2 7-Phenyl Stack - 100 caps

Sale price £29.99 Regular price £35.99
Unit price£0.30 each

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17% off

Stacker2 Europe
Black Burn - 120 caps

Sale price £28.99 Regular price £34.99
Unit price£0.24 each

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18% off

Stacker2 Europe
Stacker 2 Ephedra Free - 100 caps

Sale price £22.99 Regular price £27.99
Unit price£0.23 each

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18% off

Stacker2 Europe
Stacker 3 XPLC - 100 caps

Sale price £22.99 Regular price £27.99
Unit price£0.23 each

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19% off

Swanson
Fat Burner - 60 tablets

Sale price £16.99 Regular price £20.99
Unit price£0.28 each

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17% off

Trained by JP
CV-Burn - Orange - 180g

Sale price £28.99 Regular price £34.99
Unit price£161.06 /kg

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17% off

Trec Nutrition
ClenBurexin - 180 caps

Sale price £37.99 Regular price £45.99
Unit price£0.21 each

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17% off

Trec Nutrition
ClenBurexin - 90 caps

Sale price £19.99 Regular price £23.99
Unit price£0.22 each

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17% off

Trec Nutrition
Thermo - 120 caps

Sale price £19.99 Regular price £23.99
Unit price£0.17 each

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19% off

Weider
Meta Cut - 120 caps

Sale price £21.99 Regular price £26.99
Unit price£0.18 each

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