Weider Mega Mass helps you bulk up by serving a high calorie mix with protein and complex carbs to back muscle growth and recovery, fast and simple. The core ingredients are a multi source protein blend and a sturdy carbohydrate mix that fuel growth and recovery. Weider's years of know-how and commitment to quality shape each batch, so you can trust the outcomes.

Benefits & Features:

• High calorie blend supports steady mass gain.
• Protein from whey, milk and egg sources combines with carbohydrates to fuel workouts and provide amino acids essential for muscle repair, growth, and recovery after intense training.
• Complex carbohydrates provide lasting energy to fuel workouts without sudden spikes.
• Vitamins and minerals support energy production, while taurine is added to help nutrient absorption, maximizing how your body uses every sip.
• Designed for everyday use, it blends smoothly into shakes and meals to support consistent progress.

Weider has earned trust over decades as a reliable name in sports nutrition. Mega Mass 2000 markets a carefully balanced blend of calories, protein and complex carbohydrates to fuel hard training and speedy recovery, you know, that sort of thing. The multi source protein mix and energy matrix are designed for muscle repair and lean gains, while vitamins and minerals keep metabolism on track. Best of all, the formula is creatine and aspartame free, reinforcing Weider's commitment to clean, effective nutrition.

Energy, Fat, of which sat. fatty Acids, Carbohydrates, of which sugars, Protein, Salt, Thiamin, Riboflavin, Niacin, Vitamin B6, Folic Acid, Vitamin B12, Biotin, Pantothenic Acid

• GTIN: 4044782328163
• Manufacturer: Weider
• Size: Chocolate
• Categories: CHECKOUT UPSELLSports SupplementsWeider Sports Nutrition SupplementsWeight Gainers & Muscle Mass Gainers
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

Mix 90 g of Mega Mass 2000 powder with 300 ml of water or semi-skimmed milk (1.5% fat). On training days, consume it as a post-workout shake. On non-training days, take at least one serving between main meals to maintain nutrient supply. Store in a cool, dry place, away from direct sunlight and moisture. Keep out of reach of children. Do not exceed the recommended daily dose. Food supplements should not be used as a substitute for a varied and balanced diet. If pregnant, breastfeeding, taking prescribed medication, or have a medical condition, consult a healthcare professional before use.

Please consult the product packaging for accurate instructions on how to use the product.

*Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.

The Active Ingredient Is: Protein (Multi-source Blend)

Protein offers the building blocks for muscle repair and growth in active adults taking part in regular workouts.

This multi-source blend features whey, pea, dairy, and egg white proteins to deliver a full amino acid profile. The blend uses dairy, plant and egg proteins to support well-rounded nutrition for overall muscular recovery.

What Does Protein Do?

Protein features in muscle protein synthesis and helps keep lean tissue as part of a balanced diet with resistance training. It helps with tissue repair and supports energy metabolism to sustain training efforts and everyday activity, in line with general nutritional guidance.

This product isn’t meant to diagnose, treat, cure, or prevent any disease.

Weider is a globally recognised name in sports nutrition, trusted for decades by bodybuilders and athletes alike. This brand’s long-standing track record and continual upgrades to its formulas demonstrate a strong commitment to staying at the forefront of performance nutrition, which aligns with Welzo’s standards for proven quality. Our medical team reviews brands like Weider to confirm they meet our rigorous expectations, while our quality certification process ensures every formulation is backed by robust manufacturing practices and testing standards. The Weider approach to development is evident in Mega Mass, where a high-calorie, multi-source protein and complex carbohydrate blend works together to support muscle growth and recovery for athletes with demanding training schedules. This brand’s emphasis on a reliable energy–protein matrix, complemented by essential vitamins and minerals, reinforces our decision to partner with them for this supplement. For further reassurance on our vetting process, this brand was evaluated by our medical team and aligned with our quality certification process.