Best Protein Powders September 2026
Compare the top protein powders to find the ideal formula, flavour, and protein source for your fitness goals. This independent ranking highlights key specifications, strengths, and drawbacks across popular options. Use this guide to easily evaluate your choices and choose the right supplement.
Last updated: 1 September 2026
Optimum Nutrition Gold Standard 100% Whey 0.9kg climbed 1 position
Myprotein Impact Whey Protein 1kg climbed 1 position
Dymatize ISO100 Hydrolyzed 2.2kg dropped 2 positions
Protein Powders: Top 5
1
Optimum Nutrition Gold Standard 100% Whey 2.27kg
from £76.723 stores
from £76.72
3 stores
2
Optimum Nutrition Gold Standard 100% Whey 0.9kg
from £24.594 stores
1
from £24.59
4 stores
3
Myprotein Impact Whey Protein 1kg
from £36.002 stores
1
from £36.00
2 stores
4
Dymatize ISO100 Hydrolyzed 2.2kg
from £103.723 stores
2
from £103.72
3 stores
5
Optimum Nutrition Platinum Hydro Whey 1.6kg
from £61.653 stores
from £61.65
3 stores
Optimum Nutrition Gold Standard 100% Whey 2.27kg combines whey protein isolate, concentrate, and hydrolysed peptides for comprehensive recovery. The gluten-free formula includes added glutamine and essential minerals. It is available in a large variety of flavours for daily use.
Pros
Large 2.27 kg bulk tub
Includes isolate, concentrate, and hydrolysed whey
Certified gluten-free
Added glutamine and minerals
Cons
Contains artificial sweeteners
Heavy tub to travel with
Optimum Nutrition Gold Standard 100% Whey 0.9kg offers the same multi-stage whey blend in a smaller format. It provides quality protein with added glutamine in a gluten-free recipe. This size makes it easy to sample different flavours without committing to a bulk container.
Pros
Compact and portable 0.9 kg tub
Tri-blend of isolate, concentrate, hydrolysed
Gluten-free formula
Wide range of available flavours
Cons
Fewer servings per container than 2.27 kg tub
Contains artificial sweeteners
Myprotein Impact Whey Protein 1kg blends whey concentrate and rice protein to support everyday fitness needs. The recipe includes added glutamine and caffeine alongside both stevia and sucralose sweeteners. It comes in an expansive selection of traditional and creative flavours.
Pros
Extensive variety of flavours
Formulated with whey and rice protein
Sweetened with stevia and sucralose
Added caffeine and glutamine
Cons
Uses whey concentrate rather than pure isolate
Smaller 1 kg size requires frequent restocking
Dymatize ISO100 Hydrolyzed 2.2kg features a purified blend of hydrolysed whey and whey protein isolate. The sugar-free and gluten-free formula delivers fast-absorbing protein with added glutamine. It comes in a sizable 2.2 kg tub built for serious training regimens.
Pros
Pure hydrolysed whey and isolate blend
Sugar-free and gluten-free formula
Generous 2.2 kg container size
Added glutamine
Cons
Contains sweeteners sucralose and stevia
Fewer flavor options than Myprotein
Optimum Nutrition Platinum Hydro Whey 1.6kg utilizes advanced hydrolysed whey isolate for rapid digestion. It is fortified with essential vitamins A, B, D, and E to support complete nutrition. This supplement caters to high-intensity training where fast nutrient delivery is prioritized.
Pros
Advanced hydrolysed whey isolate formula
Fortified with vitamins A, B, D, and E
Fast-absorbing protein structure
Cons
Limited flavour selection
Contains artificial sweeteners
Compare specifications
| Protein Source | Whey | Whey | Whey, Rice | Whey | Whey |
|---|---|---|---|---|---|
| Flavour | Strawberry, Banana, Chocolate, Mint Chocolate, Raspberry, Vanilla, Coconuts, Peanut, Hazelnut, Caramel sweet, White Chocolate, Coffee, Cinnamon, Cream, Cake/Cake dough | Strawberry, Banana, Chocolate, Mint Chocolate, Raspberry, Natural, Vanilla, Fruit, Peanut, Hazelnut, Caramel sweet, White Chocolate, Coffee, Cinnamon, Cream, Cake/Cake dough | Strawberry, Banana, Chocolate, Raspberry, Natural, Vanilla, Blueberry, Fruit, Lemon/Lime, Coconuts, Peanut, Apple, Hazelnut, Caramel sweet, Cherry, Yoghurt, Coffee, Pineapple, Pistacchio, Peach, Ice tea, Melon, Cinnamon, Cream, Cake/Cake dough | Strawberry, Banana, Chocolate, Vanilla, Coconuts, Peanut, Caramel sweet, Cream, Cake/Cake dough | Strawberry, Chocolate, Vanilla |
| Proteinform | Isolat, Concentrate, Hydrolised | Isolat, Concentrate, Hydrolised | Concentrate | Isolat, Hydrolised | Isolat, Hydrolised |
| Product weight | 2.27 kg | 0.9 kg | 1 kg | 2.2 kg | 1.6 kg |
| Price/kg | 2.27 | 0.9 | 1 | 2.2 | 1.6 |
How we create the list
The ranking is updated monthly and is based on data we collect from our own platform. Products that rank highly are popular among our users while also maintaining high quality according to editorial expert assessments. Specifically, we weigh how many users follow the product via price alerts or lists, how it is rated by experts and users, as well as how much traffic it generates to stores and how well it is represented in retail. The texts on this page are AI-generated and created to give you a quick and clear overview. No products are paid placements – the ranking is driven solely by data.
