Optimum Nutrition Gold Standard BCAA

Optimum Nutrition Gold Standard BCAA

Engineered with purpose. Worn with confidence

Regular price £21.49 GBP
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    GymBum UK Size Guide

    GYMBUM UK®

    Size Guide


    1️⃣ Women – Sports Bras

    Measure Yourself

    For accurate sizing, keep the tape measure level and parallel to the ground.

    Bust
    Measure around the fullest part of your chest.

    Underbust
    Measure directly under your bust where the bra band sits.


    Body Measurements (Inches)

    Size Bust Underbust
    XS 33–34" 27–28"
    S 34–36" 28–30"
    M 36–38" 30–32"
    L 38–40" 32–34"
    XL 40–43" 34–36"
    2XL 43–46" 36–39"
    3XL 46–49" 39–42"

    Between sizes?
    Size up for a more comfortable fit.
    Size down for a more compressive performance fit.


    2️⃣ Women – Tops & T-Shirts

    Body Measurements (Inches)

    UK Size Bust Waist
    4–6 31–33" 24–26"
    8–10 33–36" 26–28"
    12–14 36–40" 28–32"
    16 40–43" 32–34"
    18 43–46" 34–37"

    3️⃣ Women – Leggings & Shorts

    Body Measurements (Inches)

    UK Size Waist Hips
    4–6 24–26" 34–36"
    8–10 26–28" 36–38"
    12–14 28–32" 38–42"
    16 32–34" 42–44"
    18 34–37" 44–46"

    4️⃣ Men – Tops & Hoodies

    Size Chest Waist
    S 36–38" 30"
    M 38–40" 32–34"
    L 42–44" 36"
    XL 46–48" 38"
    XXL 50–52" 40–42"

    5️⃣ Men – Shorts & Joggers

    Size Waist
    S 30"
    M 32–34"
    L 36"
    XL 38"
    XXL 40–42"

    Fit & Sizing Notes

    • Some styles follow Asian sizing and may run 1–2 sizes smaller than standard UK sizing.

    • Refer to each product description for specific fit details.

    • Measurements may vary slightly depending on fabric and cut.

    Product Description

    When you work hard and play hard, you need a workout supplement that helps you hit your fitness targets. Gold Standard BCAA Train + Sustain is designed to support your immune system** and reduce fatigue* during training. Both delicious and refreshing, you can sip regularly during your workout. Whether you’re taking part in high-energy sports or pushing your body to its limits in an intensive gym or fitness session, Gold Standard BCAA Train + Sustain can support. Each contains 5 g of high quality BCAAs in a 2:1:1 ratio, 374 mg of electrolytes, 2.6 g of L-Leucine and 200 mg of Rhodiola. Plus, Vitamin C and zinc contribute to the normal function of the immune system** during those all-important workout sessions. The Gold Standard BCAA Train + Sustain formula is crafted to help stave off tiredness and fatigue* . A combination of carefully selected Informed Choice-certified ingredients helps you push through to achieve your fitness goals. Choose between five great-tasting options: Apple & Pear, Cola, Peach & Passionfruit, Raspberry & Pomegranate, or Strawberry Kiwi. To enjoy, add 2 rounded to 350 ml of cold water and mix. *Vitamin C and magnesium contribute to the reduction of tiredness and fatigue **Vitamin C and zinc contribute to the normal function of the immune system. *Source: Official Journal of the European Union - COMMISSION REGULATION (EU) No 432/2012 of 16 May 2012

    Ingredients

    Branched Chain Amino Acid Blend (LLeucine, LIsoleucine, LValine), Emulsifier (Sunflower Lecithin), Acids (Citric Acid, Malic Acid, L Tartaric Acid), Flavourings, Rhodiola rosea Root Extract, LAscorbic Acid, AntiCaking Agents (Silicon Dioxide, Calcium Silicate), Sodium Chloride, Magnesium Oxide, Potassium Chloride, Colour (Beetroot Red), Sweetener (Sucralose), Zinc Oxide

    Directions

    Mix 2 rounded scoops (9.5 g) with 350 ml of cold water. Recommended consumption of 1 serving per day. Do not remove dessicant from package.

    Safety Warning

    Note: to be used in the framework of a varied and balanced diet and a healthy lifestyle. Food supplements are not to be used as a substitute for a varied diet. Do not exceed recommended daily dose. Keep out of reach of children.

    Legal Disclaimer

    Dietary supplements are not a substitute for a balanced and diversified diet.

    Manufacturer Contact Information

    OPTIMUM NUTRITION 4 Waterside, Citywest Business Campus, Dublin 24, Ireland One Victoria Square, Birmingham, B1 1BD, GB gpncustcare@glanbia.com www.optimumnutrition.com/recycle

    • Optimum Nutrition Gold Standard BCAA Train + Sustain for FATIGUE REDUCTION* and IMMUNE SUPPORT** ; a delicious and refreshing intra -workout shake
    • ON Gold Standard BCAA Train + Sustain contains 374 mg of ELECTROLYTES, 200 mg of RHODIOLA and 2.6 g of L-Leucine in each serving plus 5 g of BCAAs in a 2:1:1 ratio
    • Includes Vitamin C and zinc to support the normal function of the immune system**
    • A combination of carefully selected ingredients including magnesium to support the reduction of tiredness and fatigue*
    • Available in 5 great tasting varieties; to prepare, add 2 rounded scoops of powder to 350 ml of cold water, mix, and serve
    • *Vitamin C and magnesium contribute to the reduction of tiredness and fatigue

    FREE UK Shipping on Orders £50+

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    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    FREE UK Shipping on Orders £50+

    Order Before 3PM — Same-Day Dispatch

    Official GymBum UK® — Registered Brand

    Meet Jess — Your Daily Motivation

    Real Training. Real Results.

    Jess represents everything GymBum stands for — hard work, positivity, and consistency. Whether she’s training outdoors or smashing a session in the gym, she puts our activewear through the real test: everyday movement. If she loves it, you will too.

    Meet Chloe — Strength with a Smile

    Your Inspiration for Everyday Training

    Chloe brings energy, positivity, and real dedication to every workout. Whether she’s lifting in the gym or running Scotland’s trails, she pushes our GymBum activewear to its limits. Her natural, confident style perfectly reflects what GymBum stands for — feel good, move strong, and become the best version of yourself.

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