| Flavour |
Chocolate, Vanilla |
|---|---|
| Size |
12 LB |
Optimum Nutrition Serious Mass 12Lb
$599.00 Original price was: $599.00.$449.25Current price is: $449.25.
OPTIMUM NUTRITION Serious Mass – Maximum Calorie & Protein Support
Fuel your muscle building and weight gain goals with Serious Mass, the highest-calorie weight gain formula from OPTIMUM NUTRITION. Each serving delivers an impressive 1250-1260 calories, 50g of protein, 250-253g of carbohydrates, and 5g of creatine monohydrate to support intense workouts and recovery.
Formulated with fast-digesting whey protein concentrate from milk, this powerful shake provides the essential macros for athletes aiming to maximize performance and muscle growth. 19 vitamins and minerals are included to support your overall nutrition, plus 8g of naturally occurring glutamine per serving to aid recovery.
This value bundle contains two 12lb tubs, and you can choose from five delicious flavors to keep your routine flavorful and exciting.
✔ Supports Muscle Building & Weight Gain
✔ 1250-1260 Calories & 50g Protein per Serving
✔ 250-253g Carbs & 5g Creatine per Serving
✔ Contains 19 Vitamins & Minerals
✔ 16 Servings
✔ Delicious Flavors for a Tasty Routine
✔ Trusted by Elite Strength Athletes Worldwide
OPTIMUM NUTRITION Serious Mass: The ultimate formula for those who need serious muscle support!
Related products
PERFECT SPORTS ULTRA FUEL Grass-Fed Whey Protein 4lb – 45 Servings
rand: Perfect Sports
Flavor: Triple Chocolate / Vanilla Ice Cream (or other available flavors)
Servings per Container: 45
Item Weight: 4 Pounds (~1.82 kg)
Protein per Serving: 24 grams of grass-fed whey protein concentrate
Key Features:
-
24 g of high-quality grass-fed whey protein per serving
-
5 g BCAAs and 11 g EAAs to support muscle recovery and growth
-
Low in carbs (≈ 2 g) and sugar (~1 g) per serving
-
Keto-approved, gluten-free, peanut & nut-free, no artificial colours or fillers
-
Cold-temperature cross-flow micro-filtration to preserve protein quality
Suggested Use:
Mix 1 scoop (40 g) with 8–10 oz (250–300 ml) of cold water or your favorite beverage. Use post-workout or any time you need a high-protein boost.
Alpha Lion Superhuman Protein – 28 Servings
- 28 Servings
- Supports Lean Muscle Growth†
- Helps Promote Healthy Muscle Protein Synthesis†
- Supports Muscle Recovery†
- Helps Promote Protein Digestion with DigeZyme® per serving†
- Helps Promote Protein Absorption with AstraGin® per serving†
- 25g of Pure Undenatured Whey Protein Isolate†
- Utilizes Cross-flow Microfiltration Process†
PERFECT SPORTS Diesel 100% Whey Protein – 5 Pounds
Brand: Perfect Sports
Flavor: Triple Rich Dark Chocolate (or select flavour)
Servings per Container: 75
Item Weight: 5 Pounds (~2.27 kg)
Protein per Serving: 26–27 grams of pure New Zealand whey isolate
Key Features:
-
100% New Zealand whey protein isolate from grass-fed, pasture-raised dairy
-
0 g sugar, 0 g fat, and 0 g carbohydrates per serving
-
Naturally sweetened with stevia; no artificial flavours, colours, or growth hormones
-
Low-temperature cross-flow microfiltration to preserve bioactive whey fractions
-
Certified banned-substance tested (Informed Choice / WADA)
-
Gluten-free, peanut & nut free; mixes instantly with water or milk
Suggested Use:
Mix 1 scoop (≈ 30 g) with 4–6 oz (120–180 ml) of cold water or milk. Use post-workout or anytime you need a clean, high-quality protein boost.
Optimum Nutrition Gold Standard Pro Gainer, Weight Gainer Protein Powder, Vanilla Custard, 5.09 Pounds
Brand: Optimum Nutrition
Flavor: Vanilla Custard
Servings per Container: ~14 (165 g per serving)
Item Weight: 5.09 Pounds (~2.31 kg)
Protein per Serving: 60 grams of high‑quality protein
Key Features:
-
Delivers 650 calories per serving to support calorie and mass gain goals
-
Approximately 80‑82 grams of carbohydrates per serving to refill energy stores
-
Less than 8 grams of sugar per serving
-
Features a protein blend including whey isolate, concentrate, calcium caseinate, and hydrolyzed whey proteins
-
Includes 20 vitamins & minerals for overall nutritional support
Suggested Use:
Blend one large scoop (≈ 165 g) of Pro Gainer with about 16 fl oz (≈ 475 ml) of water, milk, or your favorite beverage. Use post‑workout or as a high‑protein meal between meals to help meet your caloric and protein needs.
Optimum Nutrition Gold Standard 100% Whey Protein Powder 2LB
Fuel your fitness with the world’s best-selling whey protein! Each serving delivers 24 grams of high-quality whey protein, primarily from Whey Protein Isolate, which undergoes advanced filtration to remove excess carbs, fat, and lactose. Designed for easy mixing, this instantized powder blends smoothly with just a glass and spoon.
- Post-Workout Muscle Support & Recovery
- 24 Grams of Protein per Serving to Help Build and Maintain Muscle³
- 5.5 Grams of Naturally Occurring BCAAs per Serving to Support Endurance and Recovery
- 29 Servings
PERFECT SPORTS Diesel Vegan 700g – 20 Servings
Brand: Perfect Sports
Flavor: (Vanilla Ice Cream / Chocolate Ice Dream / Very Berry Splash / Salted Caramel)
Servings per Container: 20
Item Weight: 700 Grams
Protein per Serving: 23 grams of 100% complete plant-based protein
Key Features:
-
5-protein blend using Fava Bean, Canadian Pea, Organic Pumpkin, Sprouted Brown Rice, and Potato protein
-
Over 2 grams of Leucine per serving to support muscle growth & recovery
-
Keto-friendly with ModCarb® from ancient gluten-free grains
-
Includes SolaThin® (potato protein) for appetite control and fat loss support
-
No artificial sweeteners, soy, gluten, dairy; naturally sweetened with stevia
-
Smooth, chalk-free texture despite being plant-based
Suggested Use:
Mix 1 scoop (≈ 35 g) with about 250 ml of cold water, in a smoothie, or your favorite beverage. Adjust liquid for taste. Use post-workout or whenever you need a clean, plant-based protein boost.
Optimum Nutrition Gold Standard 100% Isolate, Chocolate Bliss, 1.64 Pounds, 24 Servings
Brand: Optimum Nutrition
Flavor: Chocolate Bliss
Servings per Container: 24
Item Weight: 1.64 Pounds (~0.745 kg)
Protein per Serving: 25 grams of ultra‑filtered whey protein isolate
Key Features:
-
25g of high‑quality whey protein isolate per scoop to support muscle growth and recovery
-
5.5g naturally occurring BCAAs in every serving
-
Very low in carbohydrates (≈ 1g) and minimal fat (≈ 0.5g) per serving
-
Ultra‑filtered & partially hydrolyzed for rapid absorption
-
Gluten‑free and tested for banned substances
-
Smooth, premium chocolate flavor with easy mixing
Suggested Use:
Mix one scoop into 6‑8 oz of cold water, milk, or your preferred beverage. Best taken post‑workout or anytime you need a high‑protein, low‑carb boost.
Insane Labz Psychotic Gold, High Stimulant Pre Workout Powder (35 Servings)
Psychotic Gold Pre-Workout – Extreme Energy, Focus & Pumps
Take your workouts to the next level with Psychotic Gold, the ultimate high-stimulant pre-workout designed for insane pumps, razor-sharp focus, and relentless energy. This formula amplifies vascularity, delivering oxygen-rich blood to your muscles so you can train harder and longer.
🔥 325mg of Caffeine for an explosive energy surge
💪 L-Citrulline & Agmatine Sulfate for skin-splitting pumps
⚡ Beta-Alanine to boost endurance and delay fatigue
🧠 DMAE Bitartrate for laser-sharp focus
🔬 OXYgold & AMPiberry for superior ingredient absorption
✔ 35-serving tub

