SUPPLEMENT ATLAS

Protein by Optimum Nutrition

Serious Mass

Chocolate

Serious Mass is a high-calorie protein powder designed for muscle mass gain and weight gain support. Each serving delivers 1,260 calories, 50g of protein, and 252g of carbohydrates, along with 19 vitamins and minerals plus 3g of creatine monohydrate.

1260
Calories
50g
Protein
6g
Fat
252g
Carbs
Buy on Amazon - $84.99

(Last updated 15 days ago on February 2, 2026)

Calories1260kcal
Total Fat6g8%
Saturated Fat3.5g18%
Trans Fat0g
Polyunsaturated Fat0g
Monounsaturated Fat0g
Cholesterol200mg67%
Sodium650mg28%
Total Carbohydrates252g92%
Dietary Fiber4g14%
Total Sugars29g
Added Sugars8g16%
Protein50g100%
Iron 10mg56%
Zinc 15mg136%
Biotin 300mcg1000%
Copper 1null
Folate 680mcg DFE170%
Iodine 52null
Niacin 50mg313%
Calcium 550mg42%
Thiamin 4.8mg400%
Chromium 120mcg343%
Selenium 70mcg127%
Magnesium 200mg48%
Manganese 2mg87%
Potassium 1700mg36%
Vitamin C 60mg67%
Vitamin D 5mcg25%
Vitamin E 20mg133%
Phosphorus 600mg48%
Riboflavin 4mg308%
Vitamin B6 5mg294%
Vitamin B12 10mcg417%
Pantothenic Acid 25null
Sodium650.0mg
Potassium1700.0mg
Magnesium200.0mg

Maltodextrin, Whey Protein Concentrate, Cocoa (Processed With Alkali), Natural and Artificial Flavor, Sunflower and/or Soy Lecithin, Acesulfame Potassium, Sucralose

Amazon $84.99 Buy →

Reviews coming soon.

Chocolate
Buy on Amazon - $84.99

(Last updated 15 days ago on February 2, 2026)

Size:12lbs (5443.2g)
Form:Powder
Serving Size:2 scoops (340g) (340g)
Servings:16

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