Gold Standard 100% Casein Optimum Nutrition

2 reviews

Size: 0.9kg
Flavour: Choc Peanut Butter
Sale price79.95 Regular price95.95

Pickup available at Spartansuppz Ballarat

Usually ready in 2 hours


Gold Standard 100% Casein Premium Micellar Casein

Optimum Nutrition has delivered yet another high-quality protein to flesh out their massive line-up! Their Gold Standard Casein Protein Powder is a high-quality micellar casein powder, this is a super slow-digesting protein that will keep your body supplied with amino acids for up to 7 hours.

This makes it great to take at night, it lets us keep our muscles supplied with the necessary building blocks when they need them most when we’re asleep! Due to the slow rate of digestion, it will keep you feeling fuller for longer, making it great for those dieting with the goal of losing and/or maintaining weight.

It also has very clean Macros, 24g of protein, 3g of carbohydrates and only 1g of fat.

Key Features of 100% Casein

  • 24g of slow-digesting protein
  • Delicious flavours
  • 2lb & 4lb sizes
  • Great for before bed

Our Thoughts on Gold Standard Casein

When it comes to sports supplements, there's no one more well known than Optimum Nutrition. Gold Standard Casein is a great option for anyone looking for a slower digesting protein source, either before bed, or in between meals.


  1. Joy JM, Vogel RM, Shane Broughton K, Kudla U, Kerr NY, Davison JM, Wildman REC, DiMarco NM. Daytime and nighttime casein supplements similarly increase muscle size and strength in response to resistance training earlier in the day: a preliminary investigation. J Int Soc Sports Nutr. 2018 May 15;15(1):24. doi: 10.1186/s12970-018-0228-9. PMID: 29764464; PMCID: PMC5952515. Link
  2. Trommelen J, van Loon LJ. Pre-Sleep Protein Ingestion to Improve the Skeletal Muscle Adaptive Response to Exercise Training. Nutrients. 2016 Nov 28;8(12):763. doi: 10.3390/nu8120763. PMID: 27916799; PMCID: PMC5188418. Link

Note: Dietary supplements should not replace a balanced diet.

Rated 5.0 out of 5 stars
Based on 2 reviews
Total 5 star reviews: 2 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
100%would recommend this product
2 reviews
  • AH
    Andrew H.
    Flag of Australia
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    3 years ago
    Would recommend!

    These guys definitely deliver and on time! Would buy again

  • LK
    Luke K.
    Flag of Australia
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    3 years ago
    Optimum nutririon 100% casein

    Banana is great. Shipping was excellent

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