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The Purely Protein Story

Protein powders, bars and shots from PEAK.

A bag of Delicious Whey protein powder with chocolate and milk splashes

Protein, and only protein

Purely Protein is a shop that sells one thing: protein. Whey, clear whey, vegan, soy and casein powders, plus protein bars, shots and pudding.

Every product page shows the pack size, serving size, protein and energy per 100 g, so you can compare like with like.

A tub of Yummy Vegan Protein in Black Forest Cake flavour

Made by PEAK in the EU

Our range is made by PEAK, a German sports-nutrition brand that has made supplements since 1999. Product details, flavours and nutrition figures on this site come from the maker's own information.

Ingredients and allergens differ by flavour and are shown on the product label. If you have an allergy or intolerance, contact us before you order.

A bag of Micellar Casein protein powder in chocolate flavour

Find the right protein for you

Not sure whether you want whey, clear, vegan or casein? Our guide explains the differences, and the comparison table lists every product side by side.

Questions? Contact us and we will help you choose.

Find your protein

Whey, clear, vegan, casein, bars and shots.

Shop all protein

Yummy Protein Bar box and bar

Made by PEAK, in the EU.

  • Sports nutrition since 1999PEAK is a German supplement brand that has made sports nutrition since 1999.
  • Nutrition facts on every pageProtein, energy and serving size are listed for every powder.
  • Every flavour listedPick any flavour or pack; flavours that are out of stock show as sold out.
  • Allergen questions welcomeFlavour-specific ingredients and allergens are on the label. Contact us before ordering if you have an allergy.

Food supplements are not a substitute for a varied diet and a healthy lifestyle. Read our FAQs

Shop with confidence

Delivery in 1 to 3 working days

We confirm delivery details with you by email after you order. See how it works on our delivery page.

Secure Checkout

Card details are encrypted during payment. We never see or store your card number.

Your right to cancel

You have a legal right to cancel within 14 days of delivery. Read how returns work.

Ask before you buy

Allergies, flavours or which protein suits you? Ask us before you order.

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