Mirrabooka Protein Grass Fed Whey Protein Vanilla 1kg
Mirrabooka Protein Grass Fed Whey Protein Vanilla 1kg: independently scored 9.6/10 on Protein Score and 9.1/10 on Clean Score by ProteinScore.
23.5g protein per serve · 121 cal · 1.8g sugar · 82mg sodium · 30g serve.
Overview
This is a textbook example of a clean, locally-sourced whey protein concentrate. Mirrabooka Protein focuses on a short supply chain, using single-origin, grass-fed Australian dairy to produce a powder with very little interference. The result is a high-purity WPC that sits at the top of its category benchmark without needing a long list of additives to get there. With just three ingredients, it has one of the shortest ingredient lists in the category, sitting well below the average of nine we typically see in protein powders. The formula is simple: grass-fed whey concentrate, a natural flavour, and stevia for sweetness. There are no gums, no fillers, no amino blends, and no artificial sweeteners, which speaks to a specific type of buyer who wants traceability in their daily shake. The use of sunflower lecithin as an emulsifier is a thoughtful touch, ensuring the powder mixes smoothly in a shaker without clumping. While it may not have the vast flavour range of larger international brands, its commitment to a simple, high-quality Australian whey makes it a standout for anyone wanting to sidestep highly processed alternatives. We see it as a benchmark for clean-label whey concentrate.
Protein Score: 9.6/10
This is a strong, no-nonsense whey concentrate that performs well against the field. The protein density is solid, landing near the top of the benchmark for a WPC powder and clearing the category average to earn its 8.4/10. It delivers a straightforward 23.5 grams of protein from a 30-gram scoop. That per-scoop honesty is a key metric; you're getting a 78% protein hit from what you put in the shaker, with minimal room taken up by carbs or fats. This efficiency is what you want from a daily driver protein, ensuring the calories are working hard to deliver the macronutrient you're actually paying for. It's a reliable, data-led choice. Against the broader market of protein powders, it holds its own on pure numbers. While it's not a super-lean isolate, its protein-per-100g figure is robust for a concentrate. This makes it a great fit for the everyday lifter who wants a quality grass-fed whey without paying the premium for a hydrolysed or WPI formula.
Clean Score: 9.1/10
Mirrabooka Protein's brand story is built on minimal processing, and this bag delivers on that promise. With just three ingredients on the list, it lands well ahead of the typical powder we see, earning an 8.9/10. The formula avoids gums, fillers, and artificial additives entirely, leaning only on sunflower lecithin (322) for mixability and stevia for sweetness. The choice of steviol glycosides (960) over artificial sweeteners like sucralose or acesulfame potassium will appeal to shoppers aiming for a more natural ingredient panel. It's a deliberate trade-off that often results in a less intense sweetness than mainstream powders, which many prefer. This is about as close to straight whey as you can get without buying unflavoured. For the ingredient-conscious lifter, this is a strong contender. The short ingredient list and single-origin dairy fact provide a level of transparency that's uncommon in a category often dominated by complex, imported formulas. It's a straightforward powder for those who prioritise what's left out as much as what's put in.
Wins
- Delivers a solid 78.2g of protein per 100g.
- Sourced from single-origin Australian grass-fed dairy.
- A very short list of just three ingredients.
Watch outs
- Lower protein purity than a typical whey isolate (WPI).
- No third-party testing for banned substances.
- Lacks added digestive enzymes for mixability or absorption.
Ingredients
Australian whey protein concentrate (milk) (emulsifier (sunflower lecithin)), natural flavour (vanilla), natural sweetener (steviol glycosides).
3 ingredients.
Frequently asked questions
- Is Mirrabooka Protein a good brand?
- We can't say if it's a 'good' brand for your specific needs, but Mirrabooka Protein is a verified Australian company that focuses on single-origin, grass-fed whey from local pastures. The data for this protein powder shows a high protein content and a very short ingredient list, which aligns with its marketing around traceability and minimal processing. For Australian shoppers prioritising local sourcing and clean formulas in 2026, it presents a strong case against larger, internationally-owned brands.
- How much protein is in Mirrabooka Grass Fed Whey?
- Each 30-gram scoop of Mirrabooka Grass Fed Whey delivers 23.5 grams of protein. Scaled up, this works out to 78.2 grams of protein per 100g, which is at the top end of the 65-80g benchmark for a whey protein concentrate (WPC) in Australia. This high purity means you're getting a dense protein hit for your calories, making it an efficient choice for daily shakes in 2026.
- What's the difference between WPC and WPI?
- Whey Protein Concentrate (WPC), like this Mirrabooka protein powder, typically contains 65-80% protein, with the remainder being small amounts of fats and carbohydrates (lactose). Whey Protein Isolate (WPI) undergoes more processing to remove most of these, resulting in a higher protein purity of 80-93% and a lower lactose content. WPC is a great all-rounder, while WPI is often chosen by those with slight lactose sensitivity or lifters wanting maximum protein with minimal other macros.
- What is in Mirrabooka Whey Protein?
- This protein powder contains just three ingredients: Australian whey protein concentrate from grass-fed cows' milk, natural vanilla flavour, and a natural sweetener called steviol glycosides (stevia). It also contains sunflower lecithin, which is added as an emulsifier to help the protein powder dissolve smoothly in liquid without clumping. The list is notable for what it omits: no artificial sweeteners, no fillers, and no added colours.
- Will Mirrabooka Protein mix well in a shaker?
- The ingredient list suggests it should mix quite well. It contains sunflower lecithin, an emulsifier added specifically to help protein powders dissolve in water or milk and prevent clumping. While soy lecithin (322) is more common, sunflower lecithin does the same job, ensuring you can get a smooth shake with just a shaker bottle and cold water, without needing a blender for a lump-free texture.
- How much protein do I get in one scoop?
- You get 23.5 grams of protein in a standard 30-gram scoop. This means that for every scoop you use, about 78% of it is pure protein, with the rest being a small amount of flavouring, sweetener, and naturally occurring milk fats and carbs. It's a solid protein serving for a post-workout shake or a daily meal supplement, comparable to what you'd find in many premium protein powders.
- Is this protein powder made in Australia?
- Yes, this is an Australian-made product using whey sourced from local, grass-fed dairy herds. According to the brand's verified statements, Mirrabooka Protein is a small Australian company that prioritises a traceable, single-origin supply chain. This is a key point of difference from many protein powders on the market that are imported from the USA or New Zealand.