ON Serious Mass Chocolate 12lb | High-Calorie Weight Gainer
- 50g protein per serving
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250–253g carbs per serving
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5g creatine monohydrate per serving
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Includes vitamins & minerals
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Serving size: 2 scoops (336g)
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Servings per tub (12lb): approx. 16
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Calories: 1,250 with water (higher with milk)
Original price was: 32.00 OMR.29.50 OMRCurrent price is: 29.50 OMR.
Add 15.00 OMR to cart and get free shipping! 🎟️ Expiry Date:
90% of ALL PRODUCTS ARE NEW BATCHES WITH +12 MONTHS EXP, MINIMUM +6 MONTHS EXPIRY DATE.
Optimum Nutrition (ON) is one of the most recognized sports nutrition brands worldwide, known for consistent quality and long-standing bestsellers—especially Gold Standard 100% Whey. ON highlights strict quality standards and in-house manufacturing control across its process, from sourcing to testing and packaging.
Among ON’s most popular products, Gold Standard 100% Whey is positioned as a flagship protein option (with protein isolate commonly listed as the first ingredient on certain versions/markets).
For weight gain/bulking, Serious Mass is a well-known gainer line, described as providing very high calories per serving with protein and carbohydrates.
On Qimia Oman, you can shop original Optimum Nutrition products online with clear product-page details (servings, directions, ingredients, and availability). Qimia also offers one of the largest online supplement catalogues in Oman (500+ products across many brands), plus fast delivery (business days) and free shipping available on qualifying orders depending on cart value and location.
Delivery is free for orders over 15 OMR - 145 AED/QAR/SAR
- In Muscat , delivery takes 1 day.
- Dubai : 1-2 working days (depend on warehouse)
- Outside of Dubai : maximum 2 working days
- while deliveries outside Muscat take up to 2 working days.
- For the Qatar, Kuwait, Bahrain, and Saudi Arabia, delivery times are 3 working days, with free shipping on orders over 145 QAR/AED/SAR.
- The website guarantees the best prices for their products.
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Original price was: 10.00 OMR.7.13 OMRCurrent price is: 7.13 OMR.Free Shipping
- On orders over 15 OMR
- GCC: +145 AED/QAR/SAR
we have 4 branches in muscat , shipping all GCC and all Oman
- Credit cards, ApplePay ,American Express ,visa , Mastercard
- Dubai & Muscat ; 1 working day
- out of muscat ; 2 working days
- out of Dubai ; 1-2 working days
- Out of Oman ; 2-3 working days
12 reviews for ON Serious Mass Chocolate 12lb | High-Calorie Weight Gainer
Customer reviews
Optimum Nutrition Serious Mass is a Food Supplement Rich in Vitamins and Elements That Help in Gaining Weight in a Healthy Way Because It Contains Protein That Increases and Strengthens Muscles, and is Rich in Calories That Help in Gaining Weight That He Cannot Do. Take Out Food
Features of Optimum Nutrition Serious Mass
50g Protein
252 Grams of Carbs
25 Vitamins and Minerals
Natural & Artificial Flavors
Dietary Supplement
1250 Calories
1640 Calories From Low-fat Milk
Creatine
L-glutamine
Glutamine Peptides
Choline
Inositol
Aminobenzoic
Para-acid
Delivery is free for orders over 15 OMR - 145 AED/QAR/SAR
- In Muscat , delivery takes 1 day.
- Dubai : 1-2 working days (depend on warehouse)
- Outside of Dubai : maximum 2 working days
- while deliveries outside Muscat take up to 2 working days.
- For the Qatar, Kuwait, Bahrain, and Saudi Arabia, delivery times are 3 working days, with free shipping on orders over 145 QAR/AED/SAR.
- The website guarantees the best prices for their products.
شيماء حوسني –
تجربتي مع هذا المنتج كانت مريحة جداً. سهل الاستخدام وما يتكتل، وقيمة ممتازة مع التوصيل مجاني. أنصح اللي يحبون يزيدون وزنهم بشكل صحي.
عائشة اليعقوبي –
تجربتي مع ماس جينر كانت ممتازة، زيادة في الوزن واضحة وقيمة ممتازة مع التوصيل مجاني. سهل الاستخدام وما يتكتل، أنصح به جدا.