Weight Gainer
Mass Gainer Protein Powder
Shop mass gainer protein at ApexVita. If you struggle to eat enough to grow, a mass gainer makes it easy - high in calories, protein and carbohydrate to fuel muscle growth, recovery and strength in one convenient shake. It is the simplest way to hit a calorie surplus without eating around the clock. Every member of our team is a certified nutritionist, so you can choose with confidence.
Who Needs a Mass Gainer?
Mass gainers suit "hard gainers" - people with fast metabolisms or small appetites who find it hard to gain weight, as well as athletes burning huge amounts of energy. If you are gaining steadily on whole foods, a regular protein may be all you need; a gainer is for when extra calories are the bottleneck.
The Science of Gaining
Building muscle requires a calorie surplus - taking in more energy than you burn (1, 4) - alongside enough protein and resistance training to steer that surplus toward muscle rather than fat (11). Protein supplementation supports gains in muscle mass and strength (2, 3), and multi-ingredient formulas like gainers, which pair protein with carbohydrate, can be an effective way to add quality size (5). Active people and athletes need more protein than sedentary people to support training and recovery (7), and adequate protein supports muscle and body composition in both men and women (6, 8). The same protein-first principles apply when leaning out: protein helps preserve muscle during weight loss (9), underpins physique and bodybuilding preparation (10), and features in higher-protein meal plans used for weight management (13).
How to Use One
Have a serve between meals or after training to add calories without a big meal. Gainers range from moderate (mix with water or milk for flexibility) to high-calorie formulas providing over 1,000 calories per serve - match the calories to your goal and appetite. They work best alongside meals and resistance training, not as a replacement for food.
Why Buy from ApexVita
- Every member of our team, online and in all our stores, is a certified nutritionist, so expert advice is always free.
- A specialist range of mass and weight gainers from trusted brands.
- More than 140 stores nationwide, plus fast online delivery and same-day dispatch.
- Family-owned, with competitive prices and regular deals.
- Flat-rate shipping Australia-wide, and free delivery on orders over $150.
- A 30-day money-back guarantee on your order.
Explore More
Compare whey protein, browse creatine for strength, or see our top 10 protein powders. Our certified nutritionists can help. References for the research cited above are listed below.
Frequently Asked Questions
Who should use a mass gainer?
Mass gainers suit people who struggle to eat enough calories to gain weight or muscle through food alone. They combine protein with extra carbohydrates for a calorie-dense shake.
Will a mass gainer make me fat?
Any calorie surplus, from any food source, can lead to fat gain if it exceeds your needs. Pair a mass gainer with resistance training and monitor your total daily intake.
How often should I drink a mass gainer?
It depends on your calorie target — some people use one serve daily as a top-up, others more. Check the label and adjust based on your progress.
Educational content only and not medical advice. Claims are general in nature and comply with the TGA Therapeutic Goods Advertising Code. References available on request.