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Item #:
5691502
Optimum Nutrition, Serious Mass, Chocolate Peanut Butter, 12 lb, 16 Servings
Item #:
5691502
GMD 10837
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Imported from USA store
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Order now and get it around Saturday, August 22
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Serious Mass is the ultimate muscle building and weight gain formula.
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What Stands Out
High-Calorie Formula
Serious Mass provides a significant calorie boost, essential for those aiming to gain weight and build muscle mass efficiently, making it ideal for hard gainers and athletes.
Quality Protein Blend
Packed with a blend of protein sources, this mass gainer supports muscle recovery and growth, offering a high-quality nutritional profile that enhances overall performance.
Delicious Flavor
The chocolate peanut butter flavor delivers a tasty experience, ensuring that users enjoy their nutritional intake while fulfilling their caloric requirements without compromising on taste.
Product Details
| Cal per serv | 1270cal |
| Total protein per serving | 50g |
| Primary ingredient | Protein Blends, Whey |
| Sugar per serv | 26g |
| Brand | Optimum Nutrition |
| Flavor | Chocolate Peanut Butter |
| Product multifunction descriptor | weight gainer, muscle building, weight gain, post-workout drink |
| Serving size | 334.0 |
| Serv per cont | 16 |
| Size | 12 lbs (Pack of 1) |
| Dosage | 2 Scoops |
| Product line | Serious Mass |
| Vitamin & supplement type | Protein Supplements |
| Food form | Powders |
| Age group | Adult |
| Item Weight | 12 lbs (5.44 kg) |
Who Should Buy?
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Hard Gainers
Ideal for individuals struggling to gain weight and muscle mass, providing a caloric surplus in a convenient shake.
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Post-Workout Recovery
Great for athletes needing quick recovery nutrients post-exercise to replenish energy and support muscle repair.
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Busy Lifestyles
Perfect for those with limited time for meals, offering an easy way to consume essential nutrients on-the-go.
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Weight Watchers
Not suitable for individuals seeking to lose weight or monitor calorie intake, as it's high in calories.
Product Description
Optimum Nutrition, Serious Mass, Chocolate Peanut Butter, 12 lb, 16 Servings
About This Item
Are you looking to pack on some serious muscle mass? Look no further than Optimum Nutrition Serious Mass in the mouthwatering flavor of Chocolate Peanut Butter. This 12 lb tub contains 16 servings of the ultimate mass gainer. If you're struggling to gain weight or build muscle, this high-calorie protein powder is the answer you've been searching for. Each serving of Serious Mass provides a whopping 1,250 calories, giving your body the fuel it needs to grow and thrive. Formulated by the experts at Optimum Nutrition, this mass building powder is packed with a blend of high-quality proteins, including whey protein concentrate, calcium caseinate, and egg albumen.
These proteins supply your muscles with the essential amino acids needed for optimal muscle growth and repair. Not only does this protein powder deliver a massive dose of calories and protein, but it also contains 252 grams of carbohydrates per serving. These carbs are essential for replenishing glycogen stores and providing a steady stream of energy to support your intense workouts. Mixing up a Chocolate Peanut Butter shake with Optimum Nutrition Serious Mass is like indulging in a delicious treat. The rich chocolate flavor combines perfectly with the creamy peanut butter taste, making each sip a delight for your taste buds. Whether you're a hard gainer or just looking to bulk up, this weight gainer shake is the perfect addition to your daily routine.
With the help of Optimum Nutrition Serious Mass, you'll be on your way to achieving your muscle-building goals in no time. Don't let your hard work in the gym go to waste. Fuel your body with the nutrients it needs to grow and recover with Optimum Nutrition Serious Mass in Chocolate Peanut Butter flavor. Start gaining mass and achieving the physique you've always desired.
Try it now!.
Dietary Supplement Disclaimer
Statements regarding dietary supplements have not been evaluated by the Food and Drug Administration and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
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Customer Questions & Answers
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Question:
How many calories are in each serving?
Answer: Each 2-scoop serving contains 1,250 calories. -
Question:
How much protein does it contain?
Answer: Each serving provides 50 grams of protein. -
Question:
Does it contain any additional nutrients?
Answer: Yes, it includes vitamin C, vitamin D, vitamin B12, and more.
Optimum Nutrition Whey Protein Editorial Review
Optimum Nutrition Serious Mass in chocolate peanut butter flavour is a supplement powder designed for those who want to gain size. Customers have been very pleased with this product, with positive reviews on the efficacy, taste and affordability. One customer recommended using two full scoops, three cups of milk, two bananas and a bit of chocolate syrup before their workout. Another customer reported that with normal meals, this product helped them gain weight. It is noted that this product may irritate some people’s stomachs, so be careful and start with smaller quantities before increasing serving sizes.
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Pros
- Affordable price for 12 lbs
- Positive customer reviews on efficacy, taste and affordability
- Fast delivery
Cons
- May irritate some people’s stomachs
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23 July 2026 · via Trustpilot
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GMD 10837
Order now and get it around Saturday, August 22
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- 1,250 calories per 2-scoop serving
- 50 grams of protein per serving
- Over 250 grams of carbohydrates per serving
- Includes creatine monohydrate and glutamine for muscle recovery
- Packed with nutrition, including vitamins and minerals
- Promotes all-around nutrition and helps reach fitness goals
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