Optimum Nutrition Serious Mass Chocolate 2.73kg
Optimum Nutrition Serious Mass Chocolate (2.73kg)
Struggling to Gain Weight? Build Size, Strength & Mass with Every Shake
If you’re not gaining size despite eating more, this is your solution. A powerful, high-calorie mass gainer designed to help you increase weight, muscle size and strength — consistently.
Quick Highlights
- 2.73kg tub (approx. 16 servings)
- Rich chocolate flavour
- 1,250+ calories per serving
- 50g multi-source protein
- 250g+ carbohydrates per serving
- Includes creatine & glutamine
- Ideal for bulking & hard gainers
Quick Benefits
- Rapid weight gain support
- High-calorie muscle fuel
- Supports size, strength & recovery
- Helps hit daily calorie targets easily
- Ideal for fast metabolism / hard gainers
Overview
Optimum Nutrition Serious Mass Chocolate is one of the most effective mass gainers available, designed for those who struggle to consume enough calories through food alone.
Delivering over 1,250 calories per serving, it combines high-quality protein with a carbohydrate-rich formula to support muscle growth, recovery and overall weight gain. Added creatine helps support strength and performance, making it ideal for structured bulking phases.
From Optimum Nutrition — globally trusted for quality and results.
Why Choose This Product
- Extremely high calorie formula for effective weight gain
- Multi-source protein for sustained muscle support
- Includes creatine for strength and power
- High carbohydrate content to fuel growth
- Fortified with vitamins and minerals
- Ideal for bulking phases
Why It Stands Out
- One of the highest calorie mass gainers available
- Combines protein + carbs + creatine in one formula
- Designed specifically for hard gainers
- Easy way to maintain a calorie surplus
- Proven, trusted global formula
Who It’s For
- Hard gainers struggling to gain weight
- Athletes in a bulking phase
- Individuals with high calorie requirements
- Gym-goers aiming to increase size and strength
- Anyone needing convenient calorie-dense nutrition
What It Helps Support
- Weight gain and calorie intake
- Muscle size and growth
- Strength and power output
- Recovery after intense training
- Overall energy and endurance
Ingredients (Per Serving ~334g)
- Carbohydrate Blend (~250g Maltodextrin)
- Protein Blend (~50g)
- Whey Protein Concentrate
- Calcium Caseinate
- Egg Albumen
- Creatine Monohydrate (~3g)
- L-Glutamine
- Glutamine Peptides
- Vitamin & Mineral Blend (A, C, D, E, B Complex, Calcium, Magnesium, Zinc)
- Cocoa Powder (for chocolate flavour)
- Natural & Artificial Flavouring
- Sweeteners (Sucralose, Acesulfame-K)
Nutritional Information
Per Serving (334g with water):
| Nutrient | Amount |
|---|---|
| Energy | ~1,250 kcal |
| Protein | 50g |
| Carbohydrates | 250g+ |
| Sugars | ~20g |
| Fat | 4–5g |
| Creatine | ~3g |
| Salt | ~1g |
How to Use
- Mix 2 heaped scoops (~334g) with 500–700ml water or milk
- Blend for best consistency
- Start with half servings if new
- Can split into 2 servings during the day
When to Use
- Post-workout for recovery and calorie intake
- Between meals to boost daily calories
- Before bed for additional nutrition
When Will You Notice Results
- Week 1: Increased calorie intake and fullness
- Weeks 2–4: Gradual weight gain begins
- Weeks 4–8: Visible increases in size and strength (with training)
Common Mistakes to Avoid
- Taking full servings too quickly (start smaller)
- Not training hard enough to utilise calories
- Skipping meals and relying only on shakes
- Not drinking enough water (important with creatine)
Stack With (AOV-Driven)
- Terranova Digestive Enzymes Complex 50 Capsules (supports digestion of high-calorie intake)
- Revive Active Zest Active 30 Sachets (energy & performance support)
- Dermalogica Active Moist (daily skincare support with zero ingredient overlap)
FAQs
1. How many calories per serving?
Approximately 1,250 calories with water.
2. Is it good for weight gain?
Yes, specifically designed for gaining mass.
3. Can I split servings?
Yes, recommended for better digestion.
4. Does it contain creatine?
Yes, around 3g per serving.
5. Is it suitable for beginners?
Yes, especially hard gainers.
6. Can I mix it with milk?
Yes, for higher calorie intake.
7. Will it cause fat gain?
Only if calorie intake exceeds your needs.
8. Is it high in sugar?
Moderate relative to total calories.
9. How many servings in 2.73kg?
Approximately 16 servings.
10. Can it replace meals?
It can supplement but not replace whole foods.
11. Is it vegetarian?
Yes.
12. Can I use it without training?
Yes, but best results come with resistance training.
Product Details
- Brand: Optimum Nutrition
- Product Type: Mass Gainer Powder
- Flavour: Chocolate
- Size: 2.73kg
- Servings: ~16
- Form: Powder
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Online/In-store Price Match Guarantee Policy
We guarantee that the prices available on our site www.lirpharmacy.com are also available in Plaza Pharmacy, Unit 2, The Plaza, Swords, Co Dublin. We look forward to meeting you in person! We guarantee that customers can purchase a product in store for the price displayed on our website.
Free Click & Collect
We offer a FREE click & collect service through our pharmacy in Swords Village:
Plaza Pharmacy, Unit 2 The Plaza, Swords, Co Dublin K67 X7P6, Ireland
Delivery with DPD
We deliver to Ireland, Northern Ireland and the European Union with DPD.
You will receive a text message or email from DPD on the day of your delivery with an estimated time for delivery of your order.
DPD offer a Parcel Wizard service that allows you to choose a day and location that suits you to have your parcel delivered.
You may register for this service at www.dpdparcelwizard.ie/Register
Please allow 2 to 7 working days for your order to be delivered. We fulfill the majority of our orders within 16 hours.
In the unlikely event that the item that you ordered is not in stock, we will issue your account with a refund and send the remaining items in your order.
Returns
We offer a free returns service with DPD. To physically return parcels please use the DPD Pickup Parcelshop site https://dpd.ie/Returns#/
The DPD Parcelshop service has over 600 nationwide collection points that returns may be dropped to. Please include your order number as the DPD reference number.
Returns for eligible products can be made within 14 days of the item being delivered.
If you have any queries or require assistance please contact us at info@lirpharmacy.com
Shipping costs & delivery
- We deliver free of charge to Ireland & Northern Ireland for orders of €50 or more.
- We deliver free of charge to Austria, Belgium, Czech, Denmark, France, Germany, Luxembourg, Netherlands & Poland for orders of €100 or more.
- We deliver to all other countries free of charge for orders of €200 or more.
| Order Value | Rate | Order Value | Rate | # Days | ||||
| Ireland | >€50 | Free | <€50 | €5.99 | 2 to 7 | |||
| Northern Ireland | >€50 | Free | <€50 | €5.99 | 2 to 7 | |||
| Austria | >€100 | Free | <€100 | €13.99 | 4 | |||
| Belgium | >€100 | Free | <€100 | €11.99 | 3 | |||
| Czech Republic | >€100 | Free |
<€100 |
€13.99 | 5 | |||
| Denmark | >€100 | Free | <€100 | €13.99 | 4 | |||
| France | >€100 | Free | <€100 | €11.99 | 3 | |||
| Germany | >€100 | Free | <€100 | €11.99 | 3 | |||
| Luxemburg | >€100 | Free | <€100 | €11.99 | 3 | |||
| Netherlands | >€100 | Free | <€100 | €11.99 | 3 | |||
| Poland | >€100 | Free | <€100 | €13.99 | 5 | |||
| Hungary | >€200 | Free | <€200 | €15.99 | 5 | |||
| Lithuania | >€200 | Free | <€200 | €15.99 | 5 | |||
| Slovakia | >€200 | Free | <€200 | €15.99 | 5 | |||
| Estonia | >€200 | Free | <€200 | €15.99 | 5 | |||
| Italy | >€200 | Free | <€200 | €15.99 | 5 | |||
| Latvia | >€200 | Free | <€200 | €15.99 | 5 | |||
| Sweden | >€200 | Free | <€200 | €15.99 | 5 | |||
| Croatia | >€200 | Free | <€200 | €30.99 | 6 | |||
| Portugal | >€200 | Free | <€200 | €30.99 | 6 | |||
| Finland | >€200 | Free | <€200 | €30.99 | 6 |
