Skip to content Skip to navigation
We're showing you items that ship to Ireland. We think that you are in United States. United States
Free shipping on orders above €65
ie
Sign In/Register
  • Shop by Product
    • Shop by Product
    • Protein
      • Protein Powders
      • Clear Protein
      • Protein Bars
      • Protein Shakes
      • Whey Protein Samples
      • View All
    • Weight Gainers
      • View All
    • Energy
      • Anytime Energy
      • Pre-Workout
      • Energy Drinks
      • View All
    • Vitamins
      • View All
    • Accessories & Clothing
      • View All
    • Vegan & Plant Based
      • Vegan Protein
      • Vegan Protein Bars
      • View All
    • Creatine
      • Micronised Creatine Powder
      • Platinum Creatine Plus
    • Bundles
      • View All
  • Shop by Goal
    • Shop by Goal
    • Build Muscle
      • Gold Standard 100% Whey Protein
      • Serious Mass
      • Gold Standard 100% Isolate Protein
    • Athletic Lean Physique
      • Gold Standard 100% Whey Protein
      • Micronised Creatine Powder
      • Gold Standard 100% Isolate Protein
    • Weight Management
      • Platinum Creatine
      • Protein Bars
      • Amino Energy
    • Active Lifestyle
      • Gold Standard Pre-workout
      • Gold Standard 100% Plant Based Protein
      • Gold Standard BCAA Train + Sustain
    • High performance
      • Gold Standard 100% Whey Protein
      • Clear Protein 100% Plant Protein Isolate
      • Serious Mass
      • Micronised Creatine Powder
  • Partnerships
  • Elite
  • Platinum Range
  • Athletes
  • Bundles
  • Optimum Advice
  • Protein Calculator
  • Sign In / Register
  • Choose location

FREE CREATINE 187g When You Spend €85 with code CREATINE85

Free Creatine 187g
When You Spend €85.00
Use Code CREATINE85
SHOP NOW

Fuel Your Performance: Top Categories

Fuel your recovery with Gold Standard 100% Casein
SHOP NOW
Kickstart your fitness journey with the Creatine & Protein Starter Bundle
SHOP NOW

Sign up for our newsletter and get 15% off plus a free starter pack.

Receive a complimentary starter pack featuring a Gold Standard Whey Sachet, a protein bar, and a 330 ml protein shake.

Please enter a valid email

Education and Resources

Ramadan: A Month of Fasting & Lifestyle Changes
Read the blog
Enhancing Performance with Creatine Plus
Read the blog
High Protein Butternut Squash Soup
Try this recipe

Best Sellers

Micronised Creatine Powder Muscle Building
Micronised Creatine Powder
325
From €15.00
Creatine and Protein Starter Bundle Bundles
Hugo Keenan 's favourite - 20% OFF
Creatine and Protein Starter Bundle
€69.98 €59.00
2x Gold Standard 100% Whey Protein Powder (2.27kg) Bundles
10% OFF
2x Gold Standard 100% Whey Protein Powder (2.27kg)
€189.98 €170.98
Gold Standard 100% Whey Protein Protein Powders
Best Seller
Gold Standard 100% Whey Protein
1,186
From €21.99
Serious Mass Weight Gainers
Serious Mass
110
From €49.99
Micronised Creatine Powder Muscle Building
Micronised Creatine Powder
325
From €15.00
SHOP MORE
 


How much protein do I need?
Find out in under 60 seconds with our protein calculator
ON_EU_WEB_GGAHeader_01_1920x488_v02 2.jpg
 
Customer Service
  • Customer Service
  • Delivery Information
  • Payment Options
  • Ordering
  • Return Policy
  • FAQ
  • Contact
About OPTIMUM NUTRITION
  • Authentic Products
  • Our Quality
  • About Us
  • Terms of Use
  • Privacy Policy
  • Competition T&Cs
  • Modern Slavery Act Transparency Statement
  • Sustainability Commitment
  • Careers
  • Cookies
  • Your Privacy Choices
Explore
  • Refer a Friend
  • Advice
  • Athletes
  • Recipes
  • Health & Performance course
  • Recycle
Follow Us
  • Instagram
  • Facebook
  • TikTok
  • LinkedIn
  • YouTube
Need Help?
  • Submit query
  • +353(01)2630363
© 2025 Optimum Nutrition
Session Expired

Please reload the page and try again.

Protein Calculator