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Optimum Nutrition, Serious Mass, 6-12lbs, features
Optimum Nutrition, Serious Mass, 6-12lbs, why choose
Optimum Nutrition, Serious Mass, 6-12lbs, why choose
Optimum Nutrition, Serious Mass, 6-12lbs, suggested use
Optimum Nutrition, Serious Mass, 6-12lbs, warnings & other ingredients
Optimum Nutrition, Serious Mass, 6-12lbs, customer reviews
Optimum Nutrition, Serious Mass, 6-12lbs, supplement facts
Optimum Nutrition, Serious Mass, 6-12lbs, vanilla 6lbs
Optimum Nutrition, Serious Mass, 6-12lbs, strawberry 6lb
Optimum Nutrition, Serious Mass, 6-12lbs, chocolate 12lb
Optimum Nutrition, Serious Mass, 6-12lbs, chocolate 12lb
Optimum Nutrition, Serious Mass, 6-12lbs, option
Optimum Nutrition, Serious Mass, 6-12lbs, banana 12lbs
Optimum Nutrition, Serious Mass, 6-12lbs, banana 6lb
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    Optimum Nutrition, Serious Mass, 6-12lbs

    Optimum Nutrition Serious Mass Gainer, 6-12lbs

    Optimum Nutrition Serious Mass

    It takes a lot of calories to earn some weight gain. Many gym-goers often find it the most difficult to consume enough of them. They think getting enough calories from whole foods is a difficult task. But, don't worry because you can solve this problem with ON Serious Mass Singapore. 

    Serious Mass is a mass gainer from Optimum Nutrition. It's a well-known sports nutrition brand supplying supplements with great health benefits. And Ultimate Sup Singapore is proud to deliver the best products to help you tackle any fitness challenge.

    • 25 Vitamins And Essential Minerals 
    • 50g Protein Blend 
    • Maximize Muscle Growth And Recovery With Creatine And Amino Acid
    • Over 250g Carbs With No Added Sugar


    🌼 6lb 2scoops/336g - 8servings

    🌼 12lb 2scoops/336g - 16servings

    Customer Reviews

    “The texture is smooth and the taste is about as chocolate as chocolate can be. Overall a great product. I would give a 9/10 for its great texture, taste and flexibility in serving sizes. Great for bulking and even cutting cycles when portioned properly.”

    “If you're a hardgainer looking to bulk up, Serious Mass is the supplement for you. It's loaded with everything you need to add muscle and size and provides great value for money.”

    Powerful Ingredients

    Calorie content

    Each serving of Serious Mass Singapore contains 1250 calories. This is a comparatively significant reservoir of energy that can assist lean people in successfully gaining weight. ON Serious Mass has 1250 calories when mixed with water alone and 1640 calories mixed with fresh milk without fat.

    Protein content

    Every serving supplies 50g of protein. Serous Mass includes whey protein derived from Whey Protein Concentrate, Calcium Caseinate, Egg Albumen, and Sweet Dairy Whey.

    Carb content

    Optimum Nutrition Serious Mass has a carbohydrate content of 254g per serving. Its carb source mainly comes from Malto Dextrin. Malto Dextrin, a carbohydrate that is quickly absorbed by the body and has a high GI, is primarily derived from wheat.

    Vitamins and minerals 

    Serious Mass Singapore provides 25 essential vitamins and minerals for the body. With a high vitamin content, it's really suitable for those who do not eat vegetables, are lazy to eat vegetables and fruits.

    Besides, the product adds 1g Creatine and 0.5g Glutamine which is very beneficial for thin people participating in gyms. There are also more Sodium, Potassium, and Inositol, as well.

    The Benefits Of Optimum Nutrition Serious Mass

    • Gain body weight quickly because of its high calorie, protein and carb content.
    • Boost your Immune system, maintain your desired weight even when discontinued thanks to its vitamins and minerals.
    • Fulfill your energy, increase your exercise performance, recover muscles, reduce muscle aches, and promote muscle growth due to the presence of two ingredients Creatine and Glutamine.
    • Serve as a nutritious, whole snack for users. 

    Suggested Use

    Add two heaping scoops of ON Serious Mass to a blender filled with 24 oz. 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. Tips: Mixing two scoops of Serious Mass with 24 oz. of nonfat or low-fat milk instead of water will give you a thicker, creamier, higher-calorie shake. New users may find it beneficial to begin with 1/2 of a serving daily for the first week and then gradually increase to 1 or more full servings several times a day.

    Serious Mass is a weight-gain supplement that can be used to feed serious calorie needs in various ways.

    Between meals: Drink ½ - 1 serving of Serious Mass between meals to maintain positive nitrogen balance and support a high-calorie diet.

    Post-workout: Begin drinking ½ - 1 serving of Serious Mass 30-45 minutes following exercise to support maximum recovery.

    Before Bed:  Drink ½- 1 serving of Serious Mass Singapore about 45-60 minutes before bed to provide nutrients to recovering muscle throughout the night.

    Suggested Use: For healthy adults, consume enough energy from a combination of high-quality foods and supplements throughout the day as part of a balanced diet and exercise program.

     * It is recommended to use Room Temperature Water. Hot water is not necessary and may actually be detrimental to the taste and consistency of the drink. 

    Other Ingredients

    Maltodextrin, protein blend (whey protein concentrate, calcium caseinate, egg, albumen, sweet dairy whey), cocoa (processed with alkali), natural and artificial flavors, vitamin and mineral blend (dipotassium phosphate, magnesium aspartate, dicalcium phosphate, calcium citrate, ascorbic acid, niacinamide, zinc citrate, beta carotene, d-calcium pantothenate, d-alpha tocopheryl succinate, selenomethionine, copper gluconate, ferrous polynicotinate, folic acid, biotin, molybdenum amino acid chelate, cholecalciferol, potassium iodide, cyanocobalamin), lecithin, acesulfame potassium, medium chain triglycerides.

    Allergen information: Contains milk, egg, wheat (glutamine peptides) and soy (lecithin) ingredients.


    Consult your physician before using this product if you take any medications or are under a physician's care for a medical condition. Not for use by those under the age of 18 or women that are pregnant, trying to get pregnant, or nursing.

    Serving scoop included. But may settle to the bottom during shipping.

    FAQ About Optimum Nutrition Serious Mass

    How Much Weight Can I Gain With ON Serious Mass Singapore?

    You can easily gain 3-5 pounds per month when start using this supplement, in combination with working out 4-6 days a week.

    Is Serious Mass Good For Bulking?

    Yes, it is. When correctly portioned, it is ideal for bulking and even reducing cycles. 

    How Many Scoops A Day Mass Gainer?

    To obtain the desired outcome, two scoops of Serious Mass would be ideal. If you want to see faster results, you can use Serious Mass along with other supplements.

    Should I Take ON Serious Mass With Water Or Milk?

    Mixing Serious Mass with milk can provide more calories. You can choose to take the product depending on your purpose. 

    About The Brand

    About Optimum Nutrition

    Optimum Nutrition is the most prestigious company in the world. Also, it was the first organization to launch powdered formulas that were ready to use and simple to prepare without going through several steps.

    Since 1986, Optimum Nutrition has been at the forefront of nutritious food research and development for the world's top athletes. Its products have been distributed in plenty of stores, including Ultimate Sup, one of the best choices in Singapore if you need to purchase any workout supplements.