Optimum Nutrition Gold Standard Pre Workout Powder

Optimum Nutrition Gold Standard Pre Workout Powder

Engineered with purpose. Worn with confidence

Regular price £18.49 GBP
Regular price £18.49 GBP Sale price £18.49 GBP
Sale Sold out
Tax included. Shipping calculated at checkout.
FlavorName

Delivery & returns handled by Amazon

    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

    Discover Optimum Nutrition Gold Standard Pre Workout Powder. This ready-to-mix energy drink is designed to improve your focus, power, and performance* before and during your workout. ON Gold Standard food supplement is Informed Choice Certified and contains a carefully-selected list of ingredients. It’s packed with 175 mg of caffeine from natural sources to help increase alertness and focus before training*. Each serving provides 3.4 g of creatine monohydrate that helps support your power,and performance,. This great-tasting sports drink also contains Vitamins B 1, B 3, B 5, B 6, and B 12, which all contribute to normal energy-yielding metabolism**. On top of that, it also includes Beta-Alanine (Carnosyn), Citrulline, L-Carnitine, and N-Acetyl-Tyrosine. A variety of flavours – Fruit Punch, Green Apple, Watermelon, Blue Raspberry, and Kiwi – means that you don’t need to sacrifice flavour for your energy, focus, and performance gains. The pre-workout supplement is designed for everyone: from those just starting on their path to leading a healthier lifestyle to athletes, hard-working students, professionals, and fitness lovers. Optimum Nutrition Gold Standard Pre Workout Powder is a tasty pick-me-up that doesn’t break the bank and can be enjoyed at any time and anywhere; at home, on the go, or at the gym. To prepare a tasty shake, add 1 level scoop to 350 ml of cold water, mix, and serve. *Source: EFSA Journal 2011;9(4):2054 24 **Source: COMMISSION REGULATION (EU) No 432/2012

    Ingredients

    INGREDIENTS: Creatine Monohydrate, Beta-Alanine, Acids (Citric Acid, Malic Acid, L(+)-Tartaric Acid), Flavourings, Anti-Caking Agents (Calcium Silicate, Silicon Dioxide), L-Citrulline, Colours (Beetroot Red, Beta-Carotene, Curcumin), Acetyl-L-Carnitine Hydrochloride, Thickeners (Sodium Carboxy Methyl Cellulose, Xanthan Gum, Carrageenan), N-Acetyl-L-Tyrosine, Pyridoxine Hydrochloride, PerforMelon® Watermelon Extract (Citrus lanatus, fruit), Natural Caffeine, Sweeteners (Sucralose, Acesulfame K), Nicotinamide, Calcium D-Pantothenate, Cyanocobalamin, Black Pepper Extract (Piper nigrum, fruit), Pteroylmonoglutamic Acid, Thiamin Hydrochloride, Cholecalciferol. May contain Milk, Gluten, Egg, Soy, Nuts and Peanuts.

    Directions

    DIRECTIONS: Mix 11 g (~1 level scoop) in 350 ml of cold water. Recommended consumption of 1 serving per day.

    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. Contains caffeine (175 mg / serving). Not recommended for children or pregnant women.

    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, Glanbia Nutritionals UK Ltd: One Victoria Square Birmingham B1 1BD gpncustcare@glanbia.com www.optimumnutrition.com/recycle"

    • An INFORMED CHOICE – Banned Substance Tested ready-to-mix pre-workout powder and energy support for gym and fitness lovers, team sports and professional athletes
    • PERFORMANCE and POWER supplement* with 3.4 g of creatine monohydrate and 175 mg of caffeine from natural sources per serving
    • Pre-workout supplement with vitamins B complex, including vitamins B6 and B12 that contribute to normal energy yielding metabolism and REDUCTION OF TIREDNESS and FATIGUE**
    • Pre-workout drink in 5 great tasting varieties; to prepare a tasty shake, add 1 level scoop to 350 ml of cold water, mix, and serve
    • *Caffeine contributes to increased alertness and improved concentration. Source: EFSA Journal 2011;9(4):2054 24
    • **Source: COMMISSION REGULATION (EU) No 432/2012

    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

    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.

    RECENTLY VIEWED PRODUCTS

    Run further, feel lighter – Unisex running innovation.

    ONEMIX Motion Air Cushion – Unisex Running Trainer