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SUPPSAVER/ AU● LIVE13 STORES1,326 PRODUCTSUPDATED DAILY
Mass Gainer
Rule 1

Mass Gainer

Mass Gainer · 5.2kg · tracked across 10 retailers, refreshed daily.

$1.64/100g
$5.34 / serve4.8(32)
Pack size
Affiliate disclosure: As an Amazon Associate, SuppSaver earns from qualifying purchases. The “Check Amazon” link is an affiliate link, so we may receive a small commission if you buy through it — at no extra cost to you. It never influences our rankings, which are based purely on price per 100g.
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Overview

Rule 1 Mass Gainer is a mass gainer that SuppSaver compares across 6 Australian retailers. The best price we're currently tracking is $85.49 at Powerhouse Supplements, which works out to $1.64/100g — the true-cost figure we rank every mass gainer on. That comes to roughly $5.34 per serve.

Retailer prices shift week to week, so we re-check every listing daily and rank by true cost per 100g rather than sticker price. That lets you see whether Mass Gainer is genuinely the cheapest mass gainer on the market or simply discounted right now. It's listed in 5.4kg, 5.2kg and 2.7kg. Shoppers rate it 4.8 out of 5 from 32 reviews. Use the price history, the per-store breakdown and the alternatives below to confirm you're getting the best deal before you buy.

Price history

-37.4% 30d
$1.64$2.05$2.45$2.86$2.86$1.64$1.64
−29d−15dtoday

5 stores carry this

cheapest first

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What people say

4.8(32)

Customers are generally very satisfied with the product, praising its high quality, great taste, and effectiveness for weight gain. While the overall sentiment is positive, some users noted that the product can be heavy on the stomach and expressed concerns regarding the high cost relative to the small number of servings.

About

R1 Mass Gainer by Rule 1 Proteins is a high-calorie supplement designed to help athletes increase muscle size and strength. Each serving provides over 1,200 calories and 250 grams of carbohydrates with a 6:1 carbohydrate-to-protein ratio. The formula features three quality whey protein sources and contains no banned substances, creamers, or amino spiking. This product is ideal for individuals who struggle to meet their daily caloric requirements through whole foods alone and want a clean way to fuel their training.

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