MYGPTRENDINGCOLLAGEN
myGP

Join myGP family

The myGP app offers convenient access to medical services and tools for managing your health and care responsibilities.

Help & support

  • Learn
  • FAQs
  • Feedback
  • Contact us

Company

  • News
  • Newsletter
  • About us

App Features

  • Book appointments
  • Manage prescriptions
  • Online medical records
  • Track your health
  • Health marketplace

Customer Service

  • Delivery Information
  • Store Privacy Statement
  • Refunds & Returns
  • Terms of Sale
  • Website Terms of Use
  • Help and Support

Download myGP application

Download on the App StoreGet it on Google Play
OR

Follow us on social media

© 2026 myGP. All rights reserved.

  • Cookie policy
  • myGP Privacy policy
  • Accessibility Statement
  • myGP Terms & Conditions
  • App Privacy policy
  1. Home
  2. Sport Nutrition
  3. Whey Protein Isolate
  4. Rule One, R1 Protein Birthday Cake (899 G, Powder)
Reduced price
R1 Protein, Birthday Cake - 899 grams
Link copied
Nourish

Rule One, R1 Protein Birthday Cake (899 g, Powder)

By Rule One

UPC196671005236
0.0|No Review

R1 Protein Birthday Cake is a whey protein powder for gym-goers and active lifestyles, providing 25g protein per 31g serving from whey isolate and hydrolysed whey isolate. Mix with water or milk to support post-workout recovery or add protein to everyday snacks.

Was £71.59
Now £53.70Reduced price

29 servings

Select Variant *

Was £71.59Now £53.70
R1 Protein, Birthday Cake - 899 grams

Rule One, R1 Protein Birthday Cake (899 g, Powder)

Was £71.59Now £53.70

Royal Mail Tracked 48

  • • Orders 0-2kg — £3.90

DPD 48-72 (UK Mainland)

  • • Orders 0-2kg — £5.70
  • • Orders 2-20kg — £6.20

For full details, check our Delivery Help & Returns page.

You may also like

  • R1 Whey Blend, Birthday Cake - 891 grams

    Rule One, R1 Whey Blend Birthday Cake (891g, Powder)

    Was £56.79

    Now £42.60

  • Source7 Protein, Birthday Cake Gelato - 920 grams

    Rule One, Source7 Protein Birthday Cake Gelato (920g, Powder)

    Was £42.99

    Now £32.25

  • Advanced Whey, Birthday Cake - 2010 grams

    Naughty Boy, Advanced Whey Birthday Cake (2010g, Powder)

    Was £88.59

    Now £66.45

  • Protein Cups, Peanut Butter Birthday Cake - 20 x 42g

    Weider, Protein Cups Peanut Butter Birthday Cake (20 x 42g, Cups)

    Was £47.59

    Now £35.70

  • Cream of Rice, Birthday Cake - 2000 grams

    Trained By Jp, Cream Of Rice Birthday Cake (2kg, Powder)

    Was £19.99

    Now £15.00

  • R1 Protein, Cafe Mocha - 899 grams

    Rule One, R1 Protein Cafe Mocha (25g, 899g, Powder)

    Was £71.79

    Now £53.85

  • 25 g protein per serving
  • Birthday Cake flavour
  • 29 servings per 899 g pack
  • Can be used before or after workouts, or as an anytime snack

Birthday Cake-flavoured whey protein blend with 25 g of protein per 31 g serving. Made with whey protein isolate and hydrolyzed whey protein isolate, it can help add protein to your daily routine before or after workouts or as a snack.

Mix about one scoop of Source7 Protein with approx. 6-8 oz. of water, milk or your favourite beverage in a blender, shaker cup, or glass with spoon. Use before or after workouts, or as an anytime snack to add high-quality protein to your daily routine.

Serving size: About 1 Scoop (31g) — Servings per container: 29

  • Calories110kcal
  • Total Fat0.5g
  • Saturated Fat0g
  • Sodium150mg
  • Total Carbohydrate2g
  • Total Sugars1g
  • Dietary Fiber0.5g
  • Protein25g
  • Vitamin D0µg
  • Calcium120mg (15% DV)
  • Iron0mg
  • Potassium170mg (9% DV)

  • Use this product as a food supplement only.
  • Do not use for weight reduction.
  • Product sold by weight, not volume.
  • Keep out of reach of children.

How much protein is in one serving?

One serving provides 25 g of protein.

How many servings are in the pack?

The 899 g pack contains 29 servings.

How should I mix it?

Mix about one scoop with approx. 6-8 oz. of water, milk or your favourite beverage using a blender, shaker cup or glass with spoon.

When can I use this product?

Use it before or after workouts, or as an anytime snack to add protein to your daily routine.

Does it contain allergens?

Yes. It contains milk and soya.

Customer Reviews

0.0

Based on 0 reviews

5
0
4
0
3
0
2
0
1
0

Be the First to Review

Tried this product? Share your experience and help other customers make the right choice.

FEATURES

Related Products

  • R1 Whey Blend, Birthday Cake - 891 gramsR1 Whey Blend, Birthday Cake - 891 gramsReduced price

    Rule One, R1 Whey Blend Birthday Cake (891g, Powder)

    Was £56.79Now £42.60
  • Source7 Protein, Birthday Cake Gelato - 920 gramsReduced price

    Rule One, Source7 Protein Birthday Cake Gelato (920g, Powder)

    Was £42.99Now £32.25
  • Advanced Whey, Birthday Cake - 2010 gramsAdvanced Whey, Birthday Cake - 2010 gramsReduced price

    Naughty Boy, Advanced Whey Birthday Cake (2010g, Powder)

    Was £88.59Now £66.45
  • Protein Cups, Peanut Butter Birthday Cake - 20 x 42gReduced price

    Weider, Protein Cups Peanut Butter Birthday Cake (20 x 42g, Cups)

    Was £47.59Now £35.70
  • Cream of Rice, Birthday Cake - 2000 gramsCream of Rice, Birthday Cake - 2000 gramsReduced price

    Trained By Jp, Cream Of Rice Birthday Cake (2kg, Powder)

    Was £19.99Now £15.00
  • R1 Protein, Cafe Mocha - 899 gramsR1 Protein, Cafe Mocha - 899 gramsReduced price

    Rule One, R1 Protein Cafe Mocha (25g, 899g, Powder)

    Was £71.79Now £53.85
  • R1 Protein, Cookies & Creme - 900 gramsR1 Protein, Cookies & Creme - 900 gramsReduced price

    Rule One, R1 Protein Cookies And Creme (900g, Powder)

    Was £71.59Now £53.70
  • R1 Protein, Lightly Salted Caramel - 900 gramsR1 Protein, Lightly Salted Caramel - 900 gramsReduced price

    Rule One, R1 Protein Lightly Salted Caramel (900 g, Powder)

    Was £71.89Now £53.92
  • R1 Protein, Vanilla Creme - 31 grams (1 serving)Reduced price

    Rule One, R1 Protein Vanilla Creme (31g, 1 Serving, Powder)

    Was £1.99Now £1.50
  • R1 Protein Naturally Flavored, Chocolate Fudge - 902 gramsReduced price

    Rule One, R1 Protein Chocolate Fudge (902g, Powder)

    Was £61.69Now £46.27
  • ShadoWhey 100% Pure Whey Protein, Black Forest Cake - 2000 gramsReduced price

    Dorian Yates, ShadoWhey Whey Protein Black Forest (2000g, Powder)

    Was £78.69Now £59.02
  • ShadoWhey Concentrate, Carrot Cake - 2000 gramsReduced price

    Dorian Yates, ShadoWhey Concentrate Carrot Cake (2000 g, Powder)

    Was £77.79Now £58.35