Optimum Nutrition Serious Mass Cookies & Cream Powder 2700g

€30.00was €34.00

Optimum Nutrition Serious Mass Cookies & Cream Powder 2700g
Optimum Nutrition Serious Mass Cookies & Cream Powder 2700g

Optimum Nutrition Serious Mass Cookies & Cream Powder 2700g

€30.00was €34.00

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  • The ULTIMATE weight gain formula.
  • Add serious mass with 1,266 quality calories per shake.
  • Each serving contains 50 g of proteins to support muscle growth and 252 g of carbs.

ON’s SERIOUS MASS is the ULTIMATE weight gain formula. If you find it difficult to gain weight, SERIOUS MASS will help you develop the physique you've always wanted!

What Does It Do? Each delicious shake delivers an incredible 1,266 calories, but no added sugar. This includes 50 g of blended protein to support muscle growth and 252 g of carbohydrates.

Nutritional Information

Per 100g / 330g serving
Energy (kJ) 1605kJ / 5297kJ
Energy (kcal) 384kcal / 1266kcal
Fat 1.9g / 6.2g
Of which saturates 1g / 3.2g
Carbohydrate 76g / 252g
Of which sugars 7.8g / 26g
Fibre 0.2g / 0.6g
Protein 15g / 50g
Salt 1g / 3.4g
Vitamin A 92.7µg / 306µg
Vitamin D 0.59µg / 1.9µg
Vitamin E 1.1mg / 3.6mg
Vitamin C 6.8mg / 22mg

Additional Info


Add 2 heaped scoops (330 g) of SERIOUS MASS™ to a blender filled with 710 ml of water. Blend for 45-60 seconds. Then add a few ice cubes and, if desired, other calorie-contributing ingredients (see SUPERCHARGE YOUR SERIOUS MASS™ on the opposite panel) and blend for an additional 30-45 seconds. TIP: New users may find it beneficial to begin with ½ a serving daily for the first week and then gradually increase to 1 or more full servings several times a day.


Always read the label

Maltodextrin, WHEY (Milk) Protein Concentrate, Calcium CASEINATE (Milk) (Emulsifier: SOY Lecithin), Flavourings, Cookie Crumb (1.4%) (WHEAT Flour [GLUTEN], Sugar, Vegetable Fats: Palm and Rapeseed in varying proportions; Fat-Reduced Cocoa Powder), EGG Albumen, Sodium Chloride, Medium Chain Triglycerides, Dipotassium Phosphate, Creatine Monohydrate, Choline Bitartrate, L-Glutamine, Glutamine Peptides [GLUTEN], WHEY (Milk) Powder, Inositol, Vitamin Blend (L-Ascorbic Acid, Nicotinamide, DL-Alpha-Tocopheryl Acetate, Calcium D-Pantothenate, Pyridoxine Hydrochloride, Riboflavin, Thiamin Hydrochloride, Retinyl Acetate, Pteroylmonoglutamic Acid, D-Biotin, Cholecalciferol, Cyanocobalamin), Sweetener (Sucralose), Magnesium Oxide, Potassium Chloride, Ferric Pyrophosphate, Zinc Oxide, Cupric Gluconate, Manganese Sulphate,

For allegens - see ingredients in bold

Suitable for:

Not for use by those with pre-existing medical conditions or those taking any medications, those under the age of 18 or women that are pregnant or breast-feeding.

Remember to:

We go to great efforts to ensure that the information on this page is accurate at the time that the page was last edited. As we are constantly reviewing and developing our products to meet our consumer needs, consumers, particularly those that suffer from allergies and intolerances, should always check product labelling, warnings, and directions provided with the product that is delivered, prior to use or consumption.

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