Optimum Nutrition

Optimum Nutrition Gold Standard 100% Casein Protein Slow Release Strawberry Protein Nutrition Powder Flavour - 924g

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£44.99
£4.87 per 100 g
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  • Product Description

    Product Selling Points

    • Delivers 24g of slow-absorbing micellar casein protein per serving for sustained amino acid release.

    • High-quality anti-catabolic protein that helps reduce muscle protein breakdown, ideal for overnight recovery.

    • Contains approximately 9g of naturally occurring amino acids, glutamine, and glutamine precursors per serving.

    • Low in carbohydrates—only 1.9g per serving.

    • Promotes satiety and helps eliminate hunger due to its slow digestion rate.


    Detailed Product Description
    Optimum Nutrition's Gold Standard 100% Casein is a premium slow-digesting protein supplement designed for physically active adults seeking a sustained-release protein source. Each serving delivers 24g of high-quality micellar casein protein, which provides a slow and steady release of amino acids to help reduce muscle protein breakdown (anti-catabolic effect), making it ideal for overnight recovery or periods of extended fasting such as between meals. With approximately 9g of naturally occurring amino acids, glutamine, and glutamine precursors per serving, and a low carbohydrate content of only 1.9g, this formula also promotes satiety due to its slow digestion rate. Protein contributes to the growth and maintenance of muscle mass and the maintenance of normal bones.


    Ingredients
    Ingredients: Micellar CASEIN (Contains Emulsifier: SOYA Lecithin), Flavour, Cocoa (Reduced Fat Cocoa Powder), Salt, Thickeners (Cellulose Gum, Carrageenan, Guar Gum), Sweeteners (Acesulfame K, Sucralose), Enzyme Complex (Amylase, Protease, Cellulase, Beta-D-Galactosidase, Lipase), Colour (Turmeric). Contains MILK (CASEIN) and SOYA.
    Always read the label before use.


    Nutrition Information
    per 33g serving:

    ComponentAmount per 33g serving% NRV*
    Protein24 g
    Energy116 kcal6%
    Fat0.8 g1%
    - of which saturates0.5 g3%
    Carbohydrate1.9 g<1%
    - of which sugars1.1 g1%
    Fibre1.1 g
    Salt0.6 g10%
    Calcium540 mg68%
    Iron1.2 mg9%
    Magnesium9.35 mg2%
    Potassium220 mg11%
    Zinc2.5 mg25%
    *NRV = Nutrient Reference Value
    †No NRV established


    Suitable For
    This food supplement is intended for physically active adults seeking a slow-digesting protein source to support muscle maintenance during periods of extended fasting, such as overnight or between meals. Protein contributes to the growth and maintenance of muscle mass and the maintenance of normal bones. Due to its slow-release properties, micellar casein helps reduce muscle protein breakdown (anti-catabolic effect) and promotes satiety.


    Instruction

    • Dose: Single/Serving Size: One scoop (33g). Maximum Daily Dose: Consume 1–2 servings per day depending on individual protein requirements. Do not exceed the recommended daily intake from all sources.

    • Usage: Add one scoop (33g) to a shaker with 240–300ml of cold water or milk. Shake vigorously for 30–40 seconds. For best results, consume immediately after mixing. Casein is thicker than whey protein; add more liquid if a thinner consistency is preferred. Timing: Ideal for consumption before bedtime to support overnight muscle recovery, or as a between-meal snack to help control appetite.


    Warning
    Stop use if discomfort occurs.
    This product is not a substitute for a varied and balanced diet and a healthy lifestyle.
    Contains casein (milk protein) and soy. Not suitable for individuals with allergies to milk proteins or soy lecithin.
    Produced in a facility that handles gluten, egg, nuts, and peanuts.
    Due to its slow digestion rate, some individuals may experience mild digestive discomfort or bloating.
    If you are pregnant, breastfeeding, under medical supervision, or have any known medical condition (particularly kidney or liver disorders), consult your doctor or pharmacist before use.
    Keep out of reach of young children.


    Storage
    Store in a cool, dry place below 25°C, away from direct sunlight and heat sources. Keep the container tightly sealed after each use to protect from moisture. Do not refrigerate. Consume within 6 months of opening. Use within the expiry date printed on the container.
    Best Before End, Batch Number and country of origin Please see Product Label.
    Keep out of reach and sight of children.


    Allergen Information
    Contains MILK (CASEIN) and SOYA.
    May contain traces of GLUTENEGGNUTSPEANUTS.
    Individuals with known allergies should consult their healthcare provider before using this product.


    Disclaimer
    This product is a dietary supplement and should be consumed as part of a balanced diet and healthy lifestyle. Please read all product information carefully before use. Always follow the recommended dosage and usage instructions. Do not exceed the stated dose unless advised by a healthcare professional.


    Warranty & Shelf Life
    Please refer to the product label.


    Manufacturer Address
    Please refer to the product label.


    FAQ

    1. What is Optimum Nutrition Gold Standard 100% Casein?
      Optimum Nutrition Gold Standard 100% Casein is a slow-digesting protein supplement that delivers 24g of micellar casein protein per serving. It is designed for sustained amino acid release to support muscle maintenance during periods of fasting, such as overnight or between meals.

    2. What are the benefits of Optimum Nutrition Gold Standard 100% Casein?
      Its key benefits include reducing muscle protein breakdown with its anti-catabolic properties, supporting overnight muscle recovery through sustained amino acid release, promoting satiety due to its slow digestion rate, and being low in carbohydrates (only 1.9g per serving).

    3. Who is Optimum Nutrition Gold Standard 100% Casein suitable for?
      This product is suitable for physically active adults seeking a slow-digesting protein source to support muscle maintenance. It is not suitable for individuals with allergies to milk proteins or soy lecithin. If you are pregnant, breastfeeding, have kidney or liver disorders, or are under medical supervision, please consult a healthcare professional before use.


  • Important Information

    We make every effort to ensure that the information on this page is accurate and up to date at the time of publication. However, product formulations, packaging, ingredients, and instructions may change. Customers, particularly those with allergies or intolerances, should always check the product label, warnings, and directions supplied with the product before use or consumption.


  • Specifications
    Flavour
    Strawberry
    Format
    Powder
    Brand
    Optimum Nutrition

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