Skip to main content

SALE STARTS NOW | UP TO 60% OFF
PLUS FREE WHEY PROTEIN ON £25 & £50 SPEND

Weight Gainers

22 results

Shop our range of weight gain supplements, featuring shakes, foods, spreads, and bars designed to support your bulking up ambitions.

How to Bulk Up

There are many different approaches when it comes to increasing size, but one of the most important steps is to create a calorie surplus — which means taking on more calories than you burn. We know this can be tricky when you lead an active lifestyle, so having one of our mass gainer supplements on hand makes it easier to get the fuel you need, wherever you are.


Our Weight Gainer Products

Our weight gainer range features a variety of products to help support your training, including high protein blends to support muscle growth, carb-packed oats, and delicious nut butter spreads.


THE Gainer™ from our Pro Range is our ultimate formula:

• Perfect for those dedicated to building mass and size

• Packed with 55g of protein and 11g of carbs*

• Contains 750 calories per serving*

• Features our premium enzyme blend, MyZyme™ to help break down proteins


Our All-Natural Peanut Butter is a super-nutritious and tasty snack for any time of day:

• Ideal as a delicious protein boost on toast, crackers, fruit, cereal, or yogurt

• Offers an all-natural source of protein

• No added sugar, salt, or palm oil

• Makes a highly convenient source of vitamin E and magnesium


The Vegan Weight Gainer is the perfect vegan alternative to traditional whey protein gainer blends:

• Great source of plant-based protein to support a vegan diet

• Features 29g of protein and 39g of carbs*

• Contains 400 calories per serving*


Still not sure which supplement is best for you? Check out our breakdown of the best weight gainer supplements.


*Nutritional information will vary depending on flavour.

Sort by

Products

  • Weight Gainer Blend
     

    Weight Gainer Blend

    4.14 Stars 347 Reviews 4.14

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    from £22.94
    Save up to: £7.20
  • Extreme Gainer Blend
     

    Extreme Gainer Blend

    4.35 Stars 1180 Reviews 4.35

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    from £25.48
    Save up to: £4.55
  • All-Natural Peanut Butter
     

    All-Natural Peanut Butter

    4.71 Stars 1623 Reviews 4.71

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    from £5.77
    Save up to: £1.11
  • 100% Instant Oats
     

    100% Instant Oats

    4.59 Stars 1436 Reviews 4.59

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    from £2.64
    Save up to: £1.14
  • THE Gainer™ (Sample)
     

    THE Gainer™ (Sample)

    4.0 Stars 1 Reviews 4.0

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    £1.49
  • Protein Light Bar (Sample)
     

    Protein Light Bar (Sample)

    3.52 Stars 91 Reviews 3.52

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    £1.89
    Save £0.60
  • All-In-One Perform Blend
     

    All-In-One Perform Blend

    4.46 Stars 1624 Reviews 4.46

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    from £35.99
    Save up to: £9.30
  • Gain Essentials Bundle
     

    Gain Essentials Bundle

    4.2 Stars 5 Reviews 4.2

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    £66.94
  • Zinc Tablets
     

    Zinc Tablets

    4.73 Stars 22 Reviews 4.73

    Selling Fast | Limited to 5 per order

    Selling fast | Limited to 5 per order

    *Excluded from all other discount codes

    Shop Now
    from £6.49
    Save up to: £1.50
  • Creatine Monohydrate Tablets
     

    Creatine Monohydrate Tablets

    4.14 Stars 266 Reviews 4.14

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    £10.29
    Save £4.70
  • Protein Cookie
     

    Protein Cookie

    4.33 Stars 1210 Reviews 4.33

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    £18.03
    Save £1.96
  • Zinc & Magnesium Capsules
     

    Zinc & Magnesium Capsules

    4.57 Stars 141 Reviews 4.57

    Selling Fast | Limited to 5 per order

    Selling fast | Limited to 5 per order

    *Excluded from all other discount codes

    Shop Now
    from £4.61
    Save up to: £7.00
  • Omega-3 Plus Softgels
     

    Omega-3 Plus Softgels

    4.77 Stars 87 Reviews 4.77

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    from £12.59
    Save up to: £3.20
  • Protein Light Bar
     

    Protein Light Bar

    3.93 Stars 735 Reviews 3.93

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    from £19.86
    Save up to: £3.13
  • Vitamin D3 Softgels
     

    Vitamin D3 Softgels

    4.74 Stars 105 Reviews 4.74

    Selling Fast | Limited to 5 per order

    Selling fast | Limited to 5 per order

    *Excluded from all other discount codes

    Shop Now
    from £7.49
    Save up to: £1.00
  • 100% Gluten-Free Rolled Oats
     

    100% Gluten-Free Rolled Oats

    4.67 Stars 21 Reviews 4.67

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    from £9.94
    Save up to: £2.21
  • Oats & Whey Protein Bar
     

    Oats & Whey Protein Bar

    3.71 Stars 532 Reviews 3.71

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    £18.95
    Save £1.04
  • Vegan Baked Cookie
     

    Vegan Baked Cookie

    4.77 Stars 13 Reviews 4.77

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    £16.99
  • Impact EAA
     

    Impact EAA

    4.38 Stars 42 Reviews 4.38

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    from £18.74
    Save up to: £22.69
  • Brown Rice Protein
     

    Brown Rice Protein

    3.96 Stars 186 Reviews 3.96

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    from £17.93
    Save up to: £11.07
  • Extreme Perform Blend
     

    Extreme Perform Blend

    4.28 Stars 173 Reviews 4.28

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    from £47.33
    Save up to: £15.40
  • Vegan Recovery Blend
     

    Vegan Recovery Blend

    4.57 Stars 7 Reviews 4.57

    Up to 60% off SALE | + Extra 25% off | Use code: EXTRA

    Up to 60% off SALE! Plus extra 25% off!

    Use code: EXTRA

    Exclusions apply

    Shop Now
    from £23.44
    Save up to: £7.79