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Optimum Nutrition

Optimum Nutrition Serious Mass 2.73kg

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£49.99
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£49.99
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Unlock your potential with Optimum Nutrition Serious Mass, the ultimate weight gain formula designed for those who aspire to reach new heights in their fitness journey. Available in a delicious banana flavor, this powerful supplement is crafted to support muscle growth and recovery.

Product Details
  • Container Size: 2727g
  • Serving Size: 2 scoops (334g)
  • Servings Per Container: 8
Nutritional Information (Per Serving)
  • Calories: 1250
  • Protein: 50g
  • Total Carbohydrates: 252g
  • Sugars: 20g
  • Dietary Fiber: 4g
  • Fat: 4.5g
  • Saturates: 1.5g
  • Cholesterol: 80mg
  • Vitamins & Minerals: Comprehensive blend including Vitamin A, C, D, E, B-complex, Calcium, Iron, and more.
  • Creatine Monohydrate: 1g
  • L-Glutamine: 500mg
  • Glutamine Peptides: 500mg
Key Ingredients

Our formula includes a potent mix of Maltodextrin, a Protein Blend (Whey Protein Concentrate, Calcium Caseinate, Egg Albumen), Creatine Monohydrate, L-Glutamine, and a comprehensive Vitamin & Mineral Blend to support your nutritional needs.

Note

Please note that nutritional facts and ingredients may vary slightly between flavors.

Elevate your performance and achieve your mass-gaining goals with Optimum Nutrition Serious Mass. Perfect for athletes and fitness enthusiasts looking to enhance their physique and strength.

Nutrition & Ingredients

Container Size: 2727g
Serving Size: 2 scoops (334g)
Servings Per Container: 8
Container Size: 5455g
Serving Size: 2 scoops (334g)
Servings Per Container: 16
Amount Per Serving:
Total Calories: 1250
Protein: 50g
Total Carbohydrates: 252g
-Sugars: 20g -Dietary Fiber: 4g
Fat: 4.5g
-Saturates: 1.5g Cholesterol: 80mg Vitamin A: 5000 I.U. Vitamin C: 60mg Vitamin D: 200 I.U. Vitamin E: 30 I.U. Thiamin: 4.8mg Riboflavin: 4mg Niacin: 50MG Vitamin B6: 5MG Folic Acid: 400mcg Vitamin B12: 10mcg Biotin: 300mcg Pantothenic Acid: 25MG Calcium: 590mg Iron: 8mg Phosphorus: 430MG Iodine: 150mcg Magnesium: 140mg Zinc: 15MG Selenium: 70mcg Copper: 1.6mg Manganese: 2mg Chromium: 120mcg Molybdenum: 75mcg
Sodium: 410MG Potassium: 1560mg Choline (as choline bitartrate): 250MG Inositol: 250MG PABA: 5MG Creatine Monohydrate: 1g L-Glutamine: 500MG Glutamine Peptides: 500MG
Ingredients: Maltodextrin, Protein Blend (Whey Protein Concentrate, Calcium Caseinate, Egg Albumen, Sweet Dairy Way), Creatine Monohydrate, L-Glutamine, Glutamine Peptides, Choline (as Choline Bitartrate), Inositol, Paba (Para-Aminobenzoic Acid), Artificial Flavor, Vitamin & Mineral Blend (Di-Potassium Phosphate, Magnesium Aspartate, Di-Calcium Phosphate, Calcium Citrate, Ascorbic Acid, Niacinamide, Zinc Citrate, Beta Carotene, d-Calcium Pantothenate, d-alpha Tocopherol Succinate, Selenomethionine, Copper Gluconate, Ferrous Fumarate, Manganese Amino Acid Chelate, Thiamin Mononitrate, Pyridoxine Hydrochloride, Riboflavin, Chromium Picolinate, Folic Acid, Biotin, Molybdenum Amino Acid Chelate, Cholecalciferol, Potassium Iodide, Cyanocobalamin), Medium Chain Tri-glycerides, Acesulfame Potassium
Please Note: Nutritional facts and ingredients may vary slightly between flavours

Product Details

  • Size: 2.73kg
  • Country of origin: United Kingdom of Great Britain and Northern Ireland
Safety Information

Safety Note: 
Keep out of sight and reach of children. Always read and follow the directions on the product label before use. Food supplements should not be used as a substitute for a varied, balanced diet and healthy lifestyle.

If you are pregnant, breastfeeding, taking medication, or under medical supervision, consult a healthcare professional before use. Do not exceed the recommended daily dose. Discontinue use and seek medical advice if any adverse reactions occur.

Not intended for use by persons under the age of 18 unless otherwise stated on the product label.

This product is not intended to diagnose, treat, cure or prevent any disease.

Important Information

MultiVi supplements are formulated for daily use when taken as directed. Our 30 tablet and capsule formats are designed to provide a one-month supply when taken on a once-daily basis, unless otherwise stated on the product label.

For bundles, each product should be taken according to its individual label instructions. Products within a bundle are intended to complement one another and should not be taken in excess of their stated daily recommendations.

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Optimum Nutrition Serious Mass 2.73kg
Optimum Nutrition Serious Mass 2.73kg
Optimum Nutrition Serious Mass 2.73kg
Optimum Nutrition Serious Mass 2.73kg
Optimum Nutrition Serious Mass 2.73kg

Benefits Of our supplements

  • Proven Science

    Scientific research has recently shown that the use of supplements has potent health and wellbeing-improving effects.

  • Stress Release

    Anxiety and stress often become byproducts of our lifestyles. Vitamins and supplements that have been clinically shown to lower stress.

  • Brain Boosting

    You can take certain natural supplements to promote the proper operation of your memory and focus.

  • Focus & Energy

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FAQS

How should I take this supplement?

Always follow the dosage instructions on the label. Most supplements are best taken with food and water, unless otherwise stated. Do not exceed the recommended daily intake. If you're pregnant, breastfeeding, or taking medication, speak to a healthcare professional before use.

How long before I start seeing the benefits of taking vitamins?

Most people begin to notice subtle improvements within a few weeks, but the full benefits of daily vitamin and supplement use typically build over time. We recommend taking your supplement consistently for at least 12 weeks (3 months) to see meaningful results.

This gives your body time to restore nutrient levels, especially if you're addressing a deficiency or supporting areas like energy, immunity or skin health.

How quickly you see results can depend on the type of supplement and your individual lifestyle. For example:

  • Vitamin B12, Iron and Vitamin D3 may support energy, focus or mood within a few weeks.
  • Multivitamins and skin-related nutrients often take longer as levels build gradually.
  • Consistency is key regular daily use will give you the best chance of seeing results.


To support the process, we also recommend a balanced diet, plenty of water, and a healthy routine alongside your supplement.

Can I take this alongside other vitamins or supplements?

In many cases, yes, but it depends on your overall intake and the specific nutrients involved. To avoid exceeding safe levels of vitamins or minerals, especially fat-soluble ones like Vitamin A, D, E, and K, we recommend checking with a doctor or pharmacist if you're using multiple supplements at once.

Are your supplements suitable for vegetarians or vegans?

We offer a wide range of products, many of which are suitable for vegetarians and vegans. Please check the product label or description for specific dietary suitability, including allergen information, gelatin content, and any added ingredients.

How do I store my vitamins and how long do they last?

Store supplements in a cool, dry place away from direct sunlight, heat, or moisture. Always keep them out of reach of young children. Check the expiry date on the label — most supplements remain effective until that date if stored correctly and sealed after each use.