Dear Valued Customer, I hope this message finds you well. We wanted to inform you that Optimum Serious Mass in the 1 kg variant is currently not in production by the company. However, we do have the following options available: Optimum Nutrition (ON) Serious Mass: Chocolate, 12 Lbs (5.44 KG) Optimum Nutrition (ON) Serious Mass: Chocolate, 6lb (2.73 KG) Thank You!

When the date of expiry?

1 year ahead is the minimum requirement of all nutritional stuff in Amazone

Is there a version of this product without creatine?

Hi, This product contains Creatine. There is no version of this product without creatine.

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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(ON) Serious Mass: High Protein Muscle Building & Weight Gainer Protein Powder, 50 Grams of Protein, Vitamin C, Zinc And Vitamin D For Immune Support - Chocolate, 6 Lbs (2.72 KG)

Product ID: 249603014

Details

Brand
Optimum
Flavour
Chocolate
Item weight
0.27 Kilograms
Material type free
Finished
Servings per container
8

⚡25 Vitamins & Minerals + Creatine boost

💪50g Blended Protein for muscle recovery

🔥1,250 Calories per serving

R2614

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

Secure transaction

Description

💥 Bulk Up Boldly, Recover Rapidly!

CLEAN CARB SURGE - Over 250g of carbohydrates with zero added sugar for sustained energy and lean mass.
CALORIE POWERHOUSE - Fuel your gains with a massive 1,250 calories per serving—no more compromises.
RECOVERY AMPLIFIERS - Enhanced with Creatine, Glutamine, and Glutamic Acid for faster post-workout recovery.
IMMUNE BOOSTING FORMULA - Infused with Vitamin C, Zinc, and Vitamin D to keep your defenses strong while you bulk.
PROTEIN PACKED PERFORMANCE - 50 grams of premium blended protein to accelerate muscle repair and growth.

Optimum Nutrition Serious Mass is a high-calorie, high-protein weight gainer designed for serious muscle building. Each serving delivers 1,250 calories, 50 grams of blended protein, and over 250 grams of carbs with no added sugar, complemented by 25 essential vitamins and minerals plus recovery-enhancing creatine and amino acids. Perfect for professionals committed to maximizing muscle growth and immune support in a delicious chocolate flavor.

Specifications

ASIN	B06XH28C1K
Age Range Description	Adult
Best Sellers Rank	#1,222 in Health ( See Top 100 in Health ) #51 in Sports Supplements
Brand	Optimum Nutrition
Brand Name	Optimum Nutrition
Country of Publication	USA
Customer Reviews	4.2 out of 5 stars 309 Reviews
Diet Type	Vegetarian
Diet type	Vegetarian
Flavor	Chocolate
Flavour	Chocolate
Item Dimensions	8 x 4 x 6 centimeters
Item Nype Name	HEALTH_PERSONAL_CARE
Item Weight	0.27 Kilograms
Item weight	0.27 Kilograms
Manufacturer	Optimum Nutrition
Manufacturer Part Number	SERIOUS MASS CHOCOLATE 6lbs
Material Type Free	Finished Product
Material type free	Finished Product
Model Number	SERIOUS MASS CHOCOLATE 6lbs
Number of Items	1
Package Type Name	Bottle
Product Benefits	High Calorie, High Protein formula for Muscle and Mass Gain Support
Servings per container	8
Total Servings Per Container	8
UPC	748927022995 748927070132
Unit Count	2720 Grams

Reviews

M**A

Perfect value for money

perfect value for money

11.08.2024

K**F

Highly recommended

Awesome product

3.05.2025

A**E

Good product

one of the best muscle building protein

29.03.2026

E**Q

expensive but working

its working but slowly

23.11.2022

Z**E

I need my refund back

It’s fake and how come I can’t return it

22.08.2025

A**D

Value for money

Product is original. Chocolate flavour is just ok. I hope the result will be good.

30.12.2023

S**A

منتج جيد لمن يشرب الكثير من الماء

اصبت بحصى الكلى و قد كان هو السبب ولكن انا من لم يكن يشرب ما يكفي من الماء

10.04.2023

A**D

منتج جيد اصلى

شكرا لامازون

24.11.2024

B**A

انصح بالشراء

اشتريته أربع مرات ممتاز

17.08.2025

A**A

Good

2.03.2023

M**L

Super Produkte

Super

18.11.2020

P**A

Muy rico

Sabe a cola cao y está muy rico no como otras marcas que es difícil de tomar

22.10.2025

ب**ي

شكرا

14.07.2026

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R2614

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Rajesh P.

Customer service was outstanding when I had questions about the product.

2 days ago

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

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