£54.00

It has never been this cheap. We have no record of a lower price.

£54 today · cheaper than every other day in the last 3 months

Reflex Nutrition Instant Mass Heavyweight 5.4kg - Chocolate

View at Amazon

Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 87 days · 87 data points (no recent data)

Historical
Generating forecast…
£54.99 £53.90 £54.14 £54.38 £54.61 £54.85 £55.09 29 July 2026 19 August 2026 10 September 2026 01 October 2026 23 October 2026
View at Amazon ↗

Black / Orange, Instant Mass Heavyweight Protein

Price data checked 4 days ago

NEW HERE?

Amazon shows you one price. We show you all of them.

Tosheroon watches Amazon prices so you don't have to. Every product on Amazon has a price history — we make it visible. Set the price you'd actually pay, and we'll email you the second it gets there. No app, no account, one email.

WHAT'S ON THIS PAGE

↑ Price chart
when this has been cheap or pricey
↑ Forecast
where the price is heading next
↓ Statistics
all-time high & low, recent range
↑ Price alert
name your number, we'll email you

Price Distribution

Price distribution over 87 days • 2 price levels

Days at Price
Current Price
2 days · current 85 days 0 21 43 64 85 £54 £55 Days at Price

Price Analysis

Most common price: £55 (85 days, 97.7%)

Price range: £54 - £55

Price levels: 2 different prices over 87 days

Description

Reflex Nutrition Instant Mass Heavyweight is a premium weight gainer designed specifically for hard gainers and athletes. This 5.4kg Chocolate Perfection formula provides over 1000 calories per shake, delivering the substantial macronutrients needed to fuel muscle mass building and maintenance. The high-quality protein blend features four different whey protein sources combined with slow-releasing micellar casein to ensure both immediate and sustained amino acid delivery. Whether you are looking to increase your caloric intake or support intense training sessions, this versatile powder offers a high-quality blend of proteins and complex carbohydrates to meet your nutritional goals.

Key Features

This 5.4kg weight gainer provides over 1000 calories per shake to help athletes and hard gainers meet their caloric needs.

The advanced protein blend includes four premium whey protein sources and slow-releasing micellar casein for sustained amino acid delivery.

Formulated with a combination of high-quality proteins and complex carbohydrates to support the building and maintenance of muscle mass.

To prepare, stir 300g of the powder into sufficient liquid and consume as needed to supplement your varied diet.

The Chocolate Perfection flavor offers a versatile shake option, though taste and texture may vary slightly depending on the variety.

Product Specifications

Barcode

No barcode data available

Similar Products You Might Like

Reflex Nutrition Instant Mass Heavyweight 5.4kg - Chocolate PB
97% match

Reflex Nutrition Instant Mass Heavyweight 5.4kg - Chocolate PB

Reflex Nutrition

£54.99 14 Sep 2026
Reflex Nutrition Instant Mass Heavyweight - 5.4kg Mass Gainer
97% match

Reflex Nutrition Instant Mass Heavyweight - 5.4kg Mass Gainer

Reflex Nutrition

£53.97 14 Sep 2026
Reflex Nutrition Instant Mass Heavyweight - 5.4kg Vanilla
97% match

Reflex Nutrition Instant Mass Heavyweight - 5.4kg Vanilla

Reflex Nutrition

£54.29 14 Sep 2026
Optimum Nutrition Serious Mass Protein Powder - Chocolate Peanut Butter
97% match

Optimum Nutrition Serious Mass Protein Powder - Chocolate Peanut Butter

Optimum Nutrition

£40.00 09 Oct 2026
Optimum Nutrition Serious Mass Banana Gainer - 5.45kg
97% match

Optimum Nutrition Serious Mass Banana Gainer - 5.45kg

Optimum Nutrition

£76.74 03 Sep 2026
Optimum Nutrition Serious Mass - Chocolate Peanut Butter 5.45kg
96% match

Optimum Nutrition Serious Mass - Chocolate Peanut Butter 5.45kg

Optimum Nutrition

£82.00 09 Oct 2026
Optimum Nutrition Serious Mass Cookies and Cream - 5.45 kg
96% match

Optimum Nutrition Serious Mass Cookies and Cream - 5.45 kg

Optimum Nutrition

£62.40 28 Aug 2026
Reflex Nutrition Instant Mass Heavyweight 5.4kg - Weight Gainer Powder
96% match

Reflex Nutrition Instant Mass Heavyweight 5.4kg - Weight Gainer Powder

Reflex Nutrition

Price unavailable
Reflex Nutrition Instant Mass Heavyweight Gainer - 5.4kg
96% match

Reflex Nutrition Instant Mass Heavyweight Gainer - 5.4kg

Reflex Nutrition

£54.99 14 Sep 2026
Reflex One Stop Xtreme Mass Gainer - Vanilla Protein 4.35kg
96% match

Reflex One Stop Xtreme Mass Gainer - Vanilla Protein 4.35kg

Reflex Nutrition

£68.94 14 Sep 2026
Warrior Mass Gainer Protein Powder - 5.04kg Vanilla Cheesecake
96% match

Warrior Mass Gainer Protein Powder - 5.04kg Vanilla Cheesecake

Warrior

£49.99 14 Sep 2026
Reflex Nutrition One Stop Xtreme - 4.35kg Mass Gainer Powder
96% match

Reflex Nutrition One Stop Xtreme - 4.35kg Mass Gainer Powder

Reflex Nutrition

£46.49 16 Oct 2026
Warrior Serious Gainz 2kg - Chocolate Mass Gainer Protein
96% match

Warrior Serious Gainz 2kg - Chocolate Mass Gainer Protein

Warrior

£18.12 26 Oct 2026
Dymatize ISO 100 Hydrolyzed Whey Protein - Chocolate Peanut
96% match

Dymatize ISO 100 Hydrolyzed Whey Protein - Chocolate Peanut

Dymatize

£114.84 14 Sep 2026
SCI-MX Ultra Mass XL 4kg - Chocolate Mass Gainer Protein
96% match

SCI-MX Ultra Mass XL 4kg - Chocolate Mass Gainer Protein

SCI-MX

Price unavailable
Olimp Max Mass 3XL Muscle Gainer - Chocolate - 6 kg
96% match

Olimp Max Mass 3XL Muscle Gainer - Chocolate - 6 kg

OLIMP SPORT NUTRITION

Price unavailable
Optimum Nutrition Serious Mass Protein Powder - Chocolate Mint
96% match

Optimum Nutrition Serious Mass Protein Powder - Chocolate Mint

Optimum Nutrition

Price unavailable
Reflex One Stop Xtreme Mass Gainer - Strawberries & Cream 4.35kg
96% match

Reflex One Stop Xtreme Mass Gainer - Strawberries & Cream 4.35kg

Reflex Nutrition

£67.25 14 Sep 2026
Warrior Mass Gainer Protein Powder - 5.04kg Strawberry Creme
96% match

Warrior Mass Gainer Protein Powder - 5.04kg Strawberry Creme

Warrior

£49.99 14 Sep 2026
Dymatize ISO 100 Whey Protein Hydrolysate - Chocolate Coconut
96% match

Dymatize ISO 100 Whey Protein Hydrolysate - Chocolate Coconut

Dymatize

£127.99 26 Oct 2026
Dymatize ISO 100 Hydrolyzed Whey Protein - Fudge Brownie 2264g
96% match

Dymatize ISO 100 Hydrolyzed Whey Protein - Fudge Brownie 2264g

Dymatize

£119.98 14 Sep 2026
Dymatize Super Mass Gainer Strawberry - 2943g Weight Gainer
95% match

Dymatize Super Mass Gainer Strawberry - 2943g Weight Gainer

Dymatize

£49.99 14 Sep 2026
Reflex Nutrition Instant Mass Heavyweight - 2kg Chocolate
95% match

Reflex Nutrition Instant Mass Heavyweight - 2kg Chocolate

Reflex Nutrition

£37.09 20 Oct 2026
Weider Mega Mass 4000 Chocolate Mass Gainer - 4kg
95% match

Weider Mega Mass 4000 Chocolate Mass Gainer - 4kg

Weider

£69.83 12 Oct 2026