Optimum Nutrition Magnesium Glycinate+ 90 capsules tub surrounded by capsules

Introducing Magnesium Glycinate+

Designed to help keep you at your best, everyday.

Unlock More Inspiration

Explore Athletes, Recipes & Advice

Discover performance stories, protein-packed recipes and expert nutrition tips.

Athlete
Stine Lincoln
Stine Lincoln

Stine combines power, determination, and high-level athleticism every time she steps onto the competition floor. Competing against some of the strongest athletes in the sport, she continues to improve through relentless commitment, consistency, and a strong belief in the process behind success. Known for her resilience and ability to keep pushing under pressure, Stine approaches every training session and every race with intensity and focus.

Read More
Recipe
Juicy Peach Protein Slushie
Juicy Peach Protein Slushie

Slice fresh peaches and allow to freeze overnight. Add coconut water, frozen peach slices, Juicy Peach Clear Protein, and ice cubes to a blender or food processor. Blend until smooth and thick. Pour into a glass or Optimum Nutrition shaker and enjoy!

View Recipe
Advice
Recovering Quickly from a Serious Injury
Recovering Quickly from a Serious Injury

“They really helped me to recover fast. I took them during recovery while I was injured because I knew muscle had to grow back and had to repair. So that included Whey Protein in the morning and evenings and my normal routine of BCAAs while training.”

Read Article

Train like the best

Nordic Storm

Official Performance Nutrition Partner

Supporting the next generation of Nordic athletes with world-class sports nutrition.

Discover the Partnership

Fuel Your Knowledge Power Your Journey

How much protein do I need?

Find out in under 60 seconds with our protein calculator.

GET YOUR DAILY PROTEIN INTAKE

New: voice chat

Talk to Coach Optimum

Coach Optimum now talks back. Ask your question out loud and hear the answer straight away, or type it if you prefer. Get advice on protein, training, nutrition and our products, any time of day.

  • Speak or type
  • Answers out loud
  • Available 24/7
Talk now
Coach Optimum, the Optimum Nutrition AI coach

Unlock More You

What Are You Training For?

Your Progress Is Our Purpose

A person lifting a barbell in a gym setting, focusing on strength training

Unmatched Performance Nutrition Since 1986

OPTIMUM NUTRITION has always been about helping people unlock their potential. No matter your goal or level, if you’re putting it in, we’ll help you get more out. As the World’s #1 sports nutrition brand, we’ve been delivering trusted performance nutrition for over 40 years.

READ OUR STORY