Price Analysis

Why Is Myprotein So Expensive in 2026? UK Price History Compared

Why does Myprotein look so expensive? Understand its RRPs, discount codes, pack sizes and real cost per gram of protein using current UK comparison data.

Bernard, Founder of ProteinDeals

Bernard, Founder of ProteinDeals

Published 29 July 20267 min read
Why Is Myprotein So Expensive in 2026? UK Price History Compared

Quick answer

Myprotein can look expensive because the visible reference price is not the price regular customers usually use to judge it. Frequent codes, changing sale prices and different prices by pack size make the headline RRP a weak comparison. That does not mean every Myprotein promotion is cheap. Use the live Myprotein listings and compare the final price per gram of protein with an equivalent Bulk or THE PROTEIN WORKS product. If the code-adjusted Myprotein price is still higher, the size of the discount badge is irrelevant.

01

Why has Myprotein become more expensive?

Three things shape the perception: whey and manufacturing costs have changed, Myprotein uses high reference prices alongside frequent promotions, and shoppers increasingly compare the current price with unusually deep historical sales rather than an ordinary selling price.

Pack-size changes make memory unreliable too. A bag can appear cheaper than an older purchase while containing less powder, or cost more while delivering a lower price per 100g. Always compare the same product format and quantity.

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02

RRP, sale price and genuine value

RRP answers what the retailer says the undiscounted product is worth. It does not answer what shoppers normally pay or whether a competitor is cheaper. A 50% reduction can still lose to a rival reduced by only 20% when the starting prices differ.

ProteinDeals therefore separates the displayed offer from the normalised value calculation. Check the current total, price per 100g and price per gram of protein in the table, then confirm the final basket price and delivery on Myprotein.

  1. 1

    Ignore the percentage first. Record the actual checkout price.

  2. 2

    Match the format. Compare concentrate with concentrate and isolate with isolate.

  3. 3

    Match the quantity. Compare similar bag sizes or normalise by weight.

  4. 4

    Check protein density. Flavours can differ, so compare the exact label.

  5. 5

    Include delivery and subscription conditions. A lower product price can lose after fees.

03

When Myprotein is still good value

Myprotein remains attractive when a verified code brings Impact Whey close to or below comparable whey concentrates on cost per gram of protein. Its broad flavour and size range can also justify a small premium if it prevents wasting a large bag you dislike.

The protein itself is complete whey protein, supplying all nine essential amino acids and naturally occurring BCAAs. Paying more does not make the amino-acid profile uniquely complete; the decision is mainly price, exact nutrition, flavour, testing and tolerability.

04

When Bulk or THE PROTEIN WORKS is cheaper

A competing brand wins when its equivalent powder has a lower delivered cost per gram of protein after all available offers. This commonly changes by week, flavour and size, which is why a fixed price copied into an article quickly becomes misleading.

Use the Myprotein vs Bulk live comparison and Myprotein vs THE PROTEIN WORKS comparison. The editorial guides explain formulation and buying trade-offs; the comparison pages answer today's price question.

Cheapest Myprotein Whey
Essential Whey Protein

Essential Whey Protein

MyProtein · 750g

425Kcalper 100g
65gProteinper 100g
3.4gCarbsper 100g
16gFatper 100g

Pros

  • Whey concentrate supplies a complete essential-amino-acid profile
  • 9.3% below the £3.53/100g average across 58 comparable /compare listings

Cons

  • Whey concentrate may not suit lactose-sensitive users
  • Requires about 38.5g powder to provide 25g protein
  • A 25g protein portion supplies about 163 kcal
£23.99£0.049/g protein
Compare all myprotein whey
05

How to pay less for Myprotein

The cheapest strategy is not automatically waiting for the largest advertised discount. It is buying enough of a product you will finish when its normalised value is genuinely competitive.

  1. 1

    Compare the current code-adjusted price with the recent alternatives before ordering.

  2. 2

    Check whether the larger bag really has a lower cost per gram of protein.

  3. 3

    Test unfamiliar flavours in a smaller bag before buying several kilograms.

  4. 4

    Do not buy isolate unless its lower lactose or higher protein density solves a need you actually have.

  5. 5

    Treat Subscribe & Save as a recurring-order commitment and compare its effective price separately.

  6. 6

    Stock up only when the saving exceeds the cost and inconvenience of holding extra product.

06

Myprotein price verdict

Myprotein is expensive at an uncompetitive checkout price and good value when a real promotion puts it near the top of the live table. The brand is neither permanently cheap nor permanently overpriced.

Use Myprotein vs Bulk: which is better and cheaper? for the full quality comparison, check live protein powder deals for current codes and offers, or open protein powder under £30 if the total budget matters more than the brand.

References

Sources and further reading

  1. 01
    Myprotein — Impact Whey Protein

    Official product page used to confirm the current product, variants and retailer offer.

  2. 02
    Competition and Markets Authority — urgency and price-reduction claims

    UK guidance on transparent reference prices, reductions and urgency claims.

Frequently asked questions

Why is Myprotein so expensive now?+

Higher visible reference prices, frequent code-based promotions, changing pack sizes and comparison with unusually deep past sales all contribute. Judge the current checkout price per gram of protein rather than RRP.

Has Myprotein become more expensive?+

The answer depends on the exact product, pack size and price used for comparison. Compare like-for-like current and historical prices per 100g or per gram of protein rather than the headline bag price.

Is Myprotein cheaper than Bulk?+

Sometimes. The winner changes with promotions, flavour and size. ProteinDeals' live comparison normalises both brands by cost per gram of protein.

Should I wait for a Myprotein discount code?+

Only if the resulting checkout price beats equivalent products and you can wait. A large advertised percentage does not guarantee the lowest final price.

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