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Gains and Growth: Weight Gainer Supplements

We understand how tricky it is to make muscular gains. You need to be eating a caloric surplus, getting enough rest, and training hard in the gym, and sometimes that’s still not enough!

That’s why muscle growth and weight gain supplements are your secret weapons when it comes to bulking.

Hit your calorie targets and muscle growth goals with our range of specially-developed growth supplements.


Bulk Nutrients' WPC Whey Protein Concentrate offering high protein levels and unbeatable value
4.8 from 3871 verified reviews.
$39.00 $1.17 per serve Multibuy Discount
Bulk Nutrients' Whey Protein Isolate WPI is ultra high in protein and is sourced from grass fed cows
4.8 from 6456 verified reviews.
$48.00 $1.44 per serve Multibuy Discount
Bulk Nutrients' Muscle Food 101 offering a 2-1 ratio of carbs to protein  the ultimate mass gainer supplement
4.8 from 783 verified reviews.
$53.00 $1.70 per serve Multibuy Discount
Bulk Nutrients' Protein Matrix+ exceptionally creamy and easily digested high quality protein blend
4.8 from 3060 verified reviews.
$40.00 $1.20 per serve Multibuy Discount
Bulk Nutrients' BCAA Recovery have countless studies showing benefits in reducing muscle soreness
4.8 from 1520 verified reviews.
$28.00 $1.59 per serve Multibuy Discount
Bulk Nutrients' Future Whey a refreshing way to take protein is now 100% plant based free form amino acids
4.6 from 1365 verified reviews.
$39.00 $1.30 per serve Multibuy Discount
Bulk Nutrients' HCP using pure Hydrolysed Collagen Peptides HCP provides over 20g of protein per serve
4.8 from 1973 verified reviews.
$47.00 $1.57 per serve Multibuy Discount
Bulk Nutrients' Protein Balance
$43.00 $1.59 per serve Multibuy Discount
Bulk Nutrients' L Glutamine powder offers many benefits including muscle recovery supporting a stronger immune system and helping to prevent muscle wastage
4.8 from 706 verified reviews.
$19.00 - $38.00 14c per serve Multibuy Discount
Bulk Nutrients' Creatine Monohydrate Powder offers great value and can help users gain strength and increase muscle volume
4.9 from 3719 verified reviews.
$16.50 - $42.00 20c per serve Multibuy Discount
Bulk Nutrients' HASTA Certified Whey Protein Isolate is our same great tasting WPI and comes with the added security of each batch being tested
4.8 from 36 verified reviews.
$50.00 $1.50 per serve Multibuy Discount
Bulk Nutrients' Green Fusion packed with vitamins minerals and anti oxidants a blend you can trust
4.7 from 611 verified reviews.
$30.00 60c per serve Multibuy Discount
Bulk Nutrients ZMA Complex Capsules
4.6 from 58 verified reviews.
$37.00 31c per serve Multibuy Discount
Bulk Nutrients' Micellar Casein is a creamy protein and makes a tasty night time snack too
4.7 from 874 verified reviews.
$39.00 $1.17 per serve Multibuy Discount
Bulk Nutrients' Total Meal Replacement packed with everything you need to replace a single meal its the ideal supplement for those wanting proper nutrition on the go
4.7 from 1249 verified reviews.
$34.00 $2.04 per serve Multibuy Discount

Effective Weight Gain Supplements in Australia

When it comes to weight gain supplements, everyone's needs are different!

To ensure we can support you on your fitness journey, we offer a variety of supplements for muscle growth and weight gain, ranging from amino acids to test boosters.

Amino acids are versatile supplements that can promote muscular endurance, vasodilation and improved blood flow.

Creatine is our top pick out of all amino acid supplements because it has been proven to increase volume, promote strength gains, and build size.

Glycogen is also essential to muscle growth. That’s why carbohydrates, which are high in glycogen, are key to replenishing and sustaining muscle mass after tough gym sessions.

Intra workout carbs are another great way to fuel your body for an intense workout, while other carbohydrates, like maltodextrin, will help you hit your calories.

Healthy levels of testosterone will further support muscle growth, which is why we also recommend our test boosters to assist your gains and help you achieve your goals.

Achieve Muscle Growth and Weight Gain with Protein Powders

If you’re looking for the best supplement to help you gain muscle mass faster, look no further than a high quality protein powder.

Protein is packed with all important amino acids, which will assist you in maintaining muscle growth.

Our mass gainers are a sure-fire way to gain weight. Muscle Food 101 is our signature mass gainer as it’s high in healthy fats , as well as high in protein, carbs and calories to help you smash those calorie targets.

What you do after your workout is also important for muscle gains. A first-rate whey protein, such as WPC or Protein Matrix+ will give your body what it needs to fuel, recover, and grow. Earth Protein is also great for those seeking a dairy free supplement that’ll provide the benefits without causing digestive distress.

At Bulk Nutrients, we’re committed to quality, affordability and providing the support you need to achieve your muscle growth and weight gain goals.

With flexible payment methods and a top quality range of growth supplements, we can help you improve performance and get the gains you’ve always wanted.

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About Bulk Nutrients

We're an Australian manufacturer and supplier of high quality sports supplements.

Operating since 2008, Bulk Nutrients has become one of the premier Australian brands to supply nutritional products to top level athletes, competitors and those on a journey to a healthier lifestyle.

Find out more about Bulk.

Contact Bulk Nutrients

One thing that sets Bulk Nutrients apart is that we love to talk to our customers!

Whether you need product advice, help with the website or need a change made to your order... call us on +61 3 6266 4725.

If you prefer email you can email us day or night at

For online chat, hit the 'Chat' button in the bottom right hand corner of your screen and you'll be connected to one of our lovely customer service team.

Or if you'd like to get in touch through our online contact form, that's cool too!

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We acknowledge the Traditional Owners of the land on which our organisation operates, the Melukerdee People of the South East Nation and pay our respects to Elders past, present, and emerging.

Bulk Nutrients is proudly
Australian owned and operated.

7 Crabtree Road, Grove, Tasmania, 7109.
ABN: 17 158 981 447

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All prices are in Australian dollars (AUD) and include GST unless otherwise stated.
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