Protein · head-to-head

MyProtein Impact Whey vs Impact Whey Isolate.

Our independent head-to-head review of MyProtein Impact Whey Protein Powder and MyProtein Impact Whey Isolate Powder, scored on value, protein density, macros and ingredient quality so you don't have to guess which to buy.

WheyWise verdict
MyProtein Impact Whey Protein Powder wins for most buyers.

72g protein per 100g, 4g less than isolate but functionally similar

Sale floor of 36p per 25g of protein on Impact Week codes

Same UK shipping, same flavour range, same brand quality control

Ingredient quality

Ingredients, line by line.

Every ingredient on each label, classified. Approved means nutritionist-positive sources or actives. Neutral is functional (binders, anti-caking, flavouring). Watch flags additives many buyers want to limit.

ApprovedNeutralWatch
MyProtein Impact Whey Protein Powder
1 Approved
4 Neutral
1 Watchlist
6 total
MyProtein Impact Whey Isolate Powder
1 Approved
4 Neutral
1 Watchlist
6 total
MyProtein ingredients
6 total
  • Whey protein concentrate (96%) (milk)
  • Fat-reduced cocoa powder
  • Soya lecithin (emulsifier)
  • Sunflower lecithin (emulsifier)
  • Flavouring
  • SucraloseWatch
Chocolate variant panel; flavour-specific colours and acids vary.
View source panel →
MyProtein ingredients
6 total
  • Whey protein isolate (milk) (94%)
  • Soya lecithin (emulsifier)
  • Sunflower lecithin (emulsifier)
  • Fat-reduced cocoa powder
  • Flavourings
  • SucraloseWatch
Chocolate variant panel; Strawberry uses Beet Red colour.
View source panel →