- Home Page /
- Health & Personal Care /
- Diet & Nutrition /
- Sports Supplements /
- Protein Supplements /
- Whey Proteins /
- Optimum Nutrition Serious Mass Protein Powder...
0 ratings
Item #:
7103912
Optimum Nutrition Serious Mass Protein Powder, 2.73 kg 8 Servings
85% of respondents would recommend this to a friend
Item #:
7103912
USD 71
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from UK
0 ratings
Write a review
In stock
Imported from UK store
QTY:
Order now and get it around Thursday, September 24
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Serious Mass is the ultimate formula for muscle building and weight gain.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step 1 Voltage Transformer required for using electronics products of UK store (230 V). Recommended power converters Buy Now.
What Stands Out
High-Calorie Formula
Packed with 1,250 calories per serving, this mass gainer provides the extra fuel needed for those looking to increase muscle mass efficiently and effectively.
Rich in Nutrients
Infused with vitamins, creatine, and glutamine, Optimum Nutrition's Serious Mass supports comprehensive health, muscle recovery, and enhanced performance for serious athletes.
Delicious Flavor
Available in a delectable strawberry flavor, this protein powder ensures that gaining mass is not just effective but also enjoyable, making your daily regimen a treat.
Product Details
- High calorie weight gainer: 1,260 calories per 2-scoop serving
- 50 grams of blended protein per serving
- Over 252 grams of carbohydrates per serving
- 22 vitamins and minerals including Vitamin C, Vitamin D, and Zinc for immune support
- Versatile usage: blend with fruits, peanut butter, nuts, and other calorie-dense foods
- Packaging may vary: New look with the same trusted quality
| Flavour | Strawberry |
| Diet Type | Vegetarian |
| Benefits | Weight Gain |
| Protein | 15 g |
| Vitamins And Minerals | 0.6 g |
| Brand Name | Optimum Nutrition |
| Package Type Name | Tub |
| Age Range Description | Adult |
| Model Name | Optimum Nutrition Serious |
| Global Trade Identification Number | 00748927023015 |
| UPC | 748927023015 |
| Country Of Origin | United Kingdom |
| Manufacturer Contact Information | 4 Waterside, Dublin 24, Ireland |
| Manufacturer | OPTIG |
| Model Number | 1031919 |
| Manufacturer Part Number | 1031919 |
| Item Weight | 2.73 Kilograms |
| Item Dimensions | 20.3 x 20.3 x 25.7 centimetres |
| Total Servings Per Container | 8 |
| Unit Count | 2730.0 gram |
| Number of Items | 1 |
| Net Content Volume | 11.91 Litres |
| Recommended Uses For Product | Post-Workout, Pre-Workout |
| Allergen Information | Contains: Milk may contain |
| Material Type Free | Sugar Free |
| Brand | Optimum Nutrition |
| Servings per container | 8 |
| Product benefits | Weight Gain |
Who Should Buy?
-
Ectomorph Individuals
Ideal for those with fast metabolisms wanting to gain weight and muscle mass effectively.
-
Athletes in Training
Great for athletes needing extra calories and nutrients to support intense training regimens and recovery.
-
Busy Lifestyles
Convenient meal replacement for individuals with hectic schedules who need quick, calorie-dense nutrition.
-
Weight Loss Seekers
Not suitable for individuals aiming to lose weight due to its high calorie count and sugar content.
Product Description
Optimum Nutrition Serious Mass Protein Powder, 2.73 kg 8 Servings
About This Item
Looking to gain some serious mass? Look no further than Optimum Nutrition Serious Mass Protein Powder! This high-calorie weight gainer is packed with 25 essential vitamins and minerals, along with key ingredients like creatine monohydrate and glutamine to support muscle growth. The delicious strawberry flavor makes it a treat to consume, and with 8 servings in a 2.73 kg container, you'll have plenty to fuel your gains. Whether you're an ectomorph looking to bulk up or just need to add some extra calories to your diet, this weight gainer is the ideal solution.
Say goodbye to being a "skinny guy" and hello to a stronger, more powerful you with Optimum Nutrition Serious Mass Protein Powder!.
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.
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
How much Serious Mass should I take?
Answer: You should mix 334 grams of Serious Mass with 710 ml of water or plant milk, ideally once a day or as needed. -
Question:
Can I use Serious Mass post-workout?
Answer: Yes, Serious Mass is an excellent shake to consume after intense exercise as part of your recovery routine. -
Question:
Is Serious Mass suitable for everyone?
Answer: Serious Mass is designed for performance-oriented athletes and should be consumed as part of a balanced diet.
Optimum Nutrition Whey Proteins 1031919 Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
USD 71
Order now and get it around Thursday, September 24
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.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- High-calorie protein powder with over 1,250 calories per serving.
- Contains 50 grams of protein to support muscle growth.
- Enriched with 3 grams of creatine monohydrate for enhanced physical performance.
- Loaded with 25 essential vitamins and minerals for overall health.
- Convenient and easy to prepare—just mix with water or plant milk.
- Available in 6 delicious flavors to satisfy your taste.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.