What is Emrald Circle and how does it work?

Emrald Circle is our free rewards program that lets you earn Emrald Points every time you shop or complete activities. Points can be redeemed for discounts on future orders: 50 points = $5 off, 100 points = $10 off, 200 points = $20 off. Joining is completely free. Points and redemption values are subject to change. See the Emrald Circle page for full terms and conditions.

Can I cancel or make changes to my order?

If you need to cancel or make changes to your order, please contact us as soon as possible via phone or Live Chat. You can also cancel your order yourself using the Order Editing link in your order confirmation email, provided this is done within 30 minutes of placing your order. Please note that all orders are sent to our warehouse for fulfilment as quickly as possible, so timing is important. Once an order has been processed by the warehouse, we are unable to make changes or cancel it.

How do I track my order?

Once your order has been placed, you will receive a confirmation email containing your order reference number. Once your order has left our warehouse, you will receive a further notification with your tracking information, linked to the same reference number.

Important information

The content on this page is intended for general informational purposes only and does not constitute medical advice. It should not be used as a substitute for professional medical advice, diagnosis or treatment. These products are not intended to treat, cure or prevent any medical condition and are not for therapeutic use unless listed on the Australian Register of Therapeutic Goods. Individual results will vary depending on a range of factors including age, gender, health history, diet, exercise and lifestyle. We make no guarantee as to the outcomes you may experience from using our products. If you are pregnant, breastfeeding or have an existing health condition, please consult your healthcare professional before taking any supplements or making changes to your diet. Always read the label and use as directed.

What is the difference between whey protein isolate and whey protein concentrate?

Whey protein isolate and whey protein concentrate both come from milk but are processed differently. Isolate goes through more filtration, which removes more of the fat, carbohydrates and lactose, resulting in a higher protein yield per serve. Concentrate retains more of these naturally occurring components, which contributes to a creamier texture and fuller flavour. Iso Zero is made from 100% whey protein isolate, giving you a higher protein hit with significantly less fat, carbs and calories per serve compared to a standard whey blend.

Is whey protein isolate suitable for lactose intolerance?

Whey protein isolate is significantly lower in lactose than whey protein concentrate, making it a more comfortable option for those who find standard whey sits heavily. It is not completely lactose free, so if you have a severe intolerance or dairy allergy, we recommend checking with your healthcare professional before use.

Is whey protein isolate good for weight loss?

Whey protein isolate can be a practical tool for those managing their daily intake. At 111 calories, less than 1g of fat and 2.6g of carbohydrates per serve, Iso Zero fits easily into a calorie-conscious routine without adding excess macronutrients. Protein also supports satiety, which can help you feel fuller for longer as part of a balanced diet. Results will always depend on your overall diet, training and lifestyle.

Does whey protein isolate contain essential amino acids?

Yes. Whey protein isolate naturally contains all 9 essential amino acids, including L-Leucine which plays a key role in supporting muscle protein synthesis as part of a regular training routine.

Does Iso Zero taste good?

WPI products have a reputation for being thinner and less flavourful than standard whey blends. Iso Zero is an exception. With 7 flavours including Churro, Cookie Caramel and White Choc Macadamia, it is designed to be something you actually look forward to. It mixes cleanly in cold water with no chalky aftertaste.

Does Iso Zero cause bloating?

Iso Zero is significantly lower in lactose than standard whey blends, which is the most common cause of bloating in protein powders. Most people find it considerably easier on the stomach than a WPC-based product. If you have a severe dairy sensitivity, check with your healthcare professional before use.

Iso Zero

30 reviews

Iso Zero

High Protein
Build Muscle
Low Lactose

A 100% whey protein isolate with around 25g of protein and just 2.3g of carbohydrates per serve, lower in lactose and easy on the stomach for everyday use.

$119.90

$119.90 $119.90

Earn 120 Emrald Circle Points.

FREE shipping when you spend over $130

30 Day Return Policy

Emrald Labs Iso Zero is a 100% whey protein isolate delivering around 25g of protein per serve with just 2.3g of carbohydrates, a clean and fast-absorbing option that fits naturally into your day whether you are watching your macros or simply prefer a lighter protein after training.

Benefits

Approximately 25g of protein per serve with only 2.3g of carbohydrates
Fast-absorbing whey isolate format suitable for use throughout the day
Supports post-training recovery as part of a regular training routine
Lower in lactose than standard whey, making it easier on the stomach
No artificial nasties, a clean ingredient list you can feel good about

What makes Iso Zero different to 100% Whey Protein?

Whey isolate is more heavily filtered than whey concentrate, resulting in a higher protein yield with significantly less carbohydrates, fat and lactose per serve
The lower lactose content makes it a more comfortable everyday option for those who find standard whey sits heavily
A practical choice for those working to hit daily protein targets without adding excess macronutrients

Ingredients

Whey Protein Isolate (WPI): the purest form of whey available, heavily filtered to deliver a high protein yield with minimal carbohydrates, fat and lactose. Fast-absorbing and easy to digest, it works well post-workout or any time of day when you need a clean protein source
Essential Amino Acids (L-Glutamine, L-Leucine, L-Isoleucine, L-Valine): the building blocks your body uses to support muscle tissue after training. a practical inclusion in a post-workout formula to support muscle recovery as part of a regular training routine

Nutritional Information

Nutrient	Avg. Qty. Per Serve (30 g)	Avg. Qty. Per 100 g
Energy	468 kJ / 112 Cal	1561 kJ / 373 Cal
Protein**	24.0 g	79.9 g
Total Fat	<1.0 g	2.3 g
– Saturated	<1.0 g	1.9 g
Carbohydrate	2.0 g	6.8 g
– Sugars	<1.0 g	3.1 g
Sodium	149 mg	497 mg
Gluten	136 mg	452 mg

Ingredient	Amount per Serve
INSTANT WHEY PROTEIN ISOLATE 90% (WPI)	25688 mg
L-GLUTAMINE (≥98.5%)	900 mg
MCT FAT POWDER	700 mg
L-LEUCINE (≥98.5%)	60 mg
L-ISOLEUCINE (≥98.5%)	30 mg
L-VALINE (≥98.5%)	30 mg

Amino Acid	Avg. Qty. Per Serve (mg)	Avg. Qty. Per 100 g (mg)
ASPARTIC ACID	2620	8734
THREONINE	1772	5908
SERINE	1079	3596
GLUTAMIC ACID	3571	11902
GLYCINE	437	1456
ALANINE	1361	4538
VALINE	1443	4809
ISOLEUCINE	1597	5323
LEUCINE	2398	7992
TYROSINE	565	1884
PHENYLALANINE	668	2226
HISTIDINE	283	942
LYSINE	2029	6765
ARGININE	462	1541
PROLINE	1464	4881
CYSTINE	539	1798
METHIONINE	462	1541
TRYPTOPHAN	206	685

Nutrient	Per Serve	Per 100 g
Energy	489 kJ117 Cal	1630 kJ391 Cal
Protein	23.6 g	78.7 g
– gluten	Not Detected	Not Detected
Fat, total	1.4 g	4.6 g
– saturated	0.6 g	1.9 g
Carbohydrate	2.3 g	7.7 g
– sugars	0.5 g	1.8 g
Sodium	98 mg	325 mg

Ingredient	Amount per Serve
Whey Protein Isolate (90%)	24790 mg
L-Glutamine (≥98.5%)	900 mg
Medium Chain Triglycerides (MCT) 70%	780 mg
L-Leucine (≥98.5%)	60 mg
L-Isoleucine (≥98.5%)	30 mg
L-Valine (≥98.5%)	30 mg

Amino Acid	Average quantity per serve	Average quantity per 100g
Alanine	1126 mg	3752 mg
Arginine	503 mg	1678 mg
Aspartic Acid	2479 mg	8264 mg
Cystine	664 mg	2215 mg
Glutamic Acid	4903 mg	16343 mg
Glycine	364 mg	1215 mg
Histidine	364 mg	1215 mg
Isoleucine	1554 mg	5181 mg
Leucine	2417 mg	8056 mg
Lysine	2221 mg	7405 mg
Methionine	474 mg	1578 mg
Phenylalanine	721 mg	2405 mg
Proline	1403 mg	4677 mg
Serine	1073 mg	3578 mg
Threonine	1592 mg	5305 mg
Tryptophan	429 mg	1430 mg
Tyrosine	652 mg	2173 mg
Valine	1269 mg	4231 mg

Serving Size: 30

Servings Per Package: 27

Nutrient	Avg. Qty. Per Serve (30 g)	Avg. Qty. Per 100 g
Energy	464 kJ / 111 Cal	1548 kJ / 370 Cal
Protein**	23.7 g	79.0 g
Total Fat	<1.0 g	2.3 g
– Saturated	<1.0 g	1.9 g
Carbohydrate	2.1 g	7.0 g
– Sugars	<1.0 g	1.8 g
Sodium	149 mg	494 mg
Gluten	134 mg	445 mg

Ingredient	Amount per Serve
INSTANT WHEY PROTEIN ISOLATE 90% (WPI)	25390 mg
L-GLUTAMINE (≥98.5%)	900 mg
MCT FAT POWDER	700 mg
L-LEUCINE (≥98.5%)	60 mg
L-ISOLEUCINE (≥98.5%)	30 mg
L-VALINE (≥98.5%)	30 mg

Amino Acid	Avg. Qty. Per Serve (mg)	Avg. Qty. Per 100 g (mg)
ASPARTIC ACID	2590	8633
THREONINE	1752	5840
SERINE	1066	3555
GLUTAMIC ACID	3529	11764
GLYCINE	432	1439
ALANINE	1346	4486
VALINE	1426	4755
ISOLEUCINE	1579	5263
LEUCINE	2370	7902
TYROSINE	559	1862
PHENYLALANINE	660	2200
HISTIDINE	279	931
LYSINE	2006	6686
ARGININE	457	1523
PROLINE	1447	4824
CYSTINE	533	1777
METHIONINE	457	1523
TRYPTOPHAN	203	677

Other Ingredients: Whey protein isolate (Contains Milk), Flavours, L-Glutamine, Medium Chain Triglycerides (MCT) Oil Powder, Thickeners (Xanthan Gum, Guar Gum), Flavour Enhancer (Sodium Chloride), Cinnamon Powder, Anticaking Agent (Silicon Dioxide), Branched Chain Amino Acids (L-Leucine, L-Isoleucine, L-Valine), Sweetener (Sucralose (E955)).

Allergen Statement: Manufactured in a facility that produces products containing Milk, Soy, Wheat & Gluten, Sulphites and Fish.

Nutrient	Avg. Qty. Per Serve (30 g)	Avg. Qty. Per 100 g
Energy	469 kJ / 112 Cal	1564 kJ / 374 Cal
Protein**	23.9 g	79.6 g
Total Fat	<1.0 g	2.3 g
– Saturated	<1.0 g	1.2 g
Carbohydrate	2.2 g	7.3 g
– Sugars	1.4 g	4.6 g
Sodium	149 mg	495 mg
Gluten	135 mg	448 mg

Ingredient	Amount per Serve
INSTANT WHEY PROTEIN ISOLATE 90% (WPI)	25590 mg
L-GLUTAMINE (≥98.5%)	900 mg
MCT FAT POWDER	700 mg
L-LEUCINE (≥98.5%)	60 mg
L-ISOLEUCINE (≥98.5%)	30 mg
L-VALINE (≥98.5%)	30 mg

Amino Acid	Avg. Qty. Per Serve (mg)	Avg. Qty. Per 100 g (mg)
ASPARTIC ACID	2610	8701
THREONINE	1766	5886
SERINE	1075	3583
GLUTAMIC ACID	3557	11857
GLYCINE	435	1450
ALANINE	1356	4521
VALINE	1437	4792
ISOLEUCINE	1591	5303
LEUCINE	2389	7962
TYROSINE	563	1877
PHENYLALANINE	665	2218
HISTIDINE	281	938
LYSINE	2022	6739
ARGININE	461	1535
PROLINE	1461	4862
CYSTINE	537	1791
METHIONINE	461	1535
TRYPTOPHAN	205	682

Nutrient	Avg. Qty. Per Serve (30 g)	Avg. Qty. Per 100 g
Energy	465 kJ / 111 Cal	1549 kJ / 370 Cal
Protein**	23.7 g	79 g
Total Fat	<1.0 g	2.3 g
– Saturated	<1.0 g	1.9 g
Carbohydrate	2.1 g	7.1 g
– Sugars	<1.0 g	2.3 g
Sodium	148 mg	494 mg
Gluten	134 mg	446 mg

Nutrient	Avg. Qty. Per Serve (30 g)	Avg. Qty. Per 100 g
Energy	466 kJ / 111 Cal	1552 kJ / 371 Cal
Protein**	22.9 g	76.4 g
Total Fat	<1.0 g	2.9 g
– Saturated	<1.0 g	2.2 g
Carbohydrate	2.6 g	8.5 g
– Sugars	1.2 g	4.1 g
Sodium	146 mg	485 mg
Gluten	205 mg	681 mg

Ingredient	Amount per Serve
INSTANT WHEY PROTEIN ISOLATE 90% (WPI)	24000 mg
L-GLUTAMINE (≥98.5%)	900 mg
MCT FAT POWDER	700 mg
L-LEUCINE (≥98.5%)	60 mg
L-ISOLEUCINE (≥98.5%)	30 mg
L-VALINE (≥98.5%)	30 mg

Amino Acid	Avg. Qty. Per Serve (mg)	Avg. Qty. Per 100 g (mg)
ASPARTIC ACID	2448	8160
THREONINE	1656	5520
SERINE	1008	3360
GLUTAMIC ACID	3336	11120
GLYCINE	408	1360
ALANINE	1272	4240
VALINE	1350	4500
ISOLEUCINE	1494	4980
LEUCINE	2244	7480
TYROSINE	528	1760
PHENYLALANINE	624	2080
HISTIDINE	264	880
LYSINE	1896	6320
ARGININE	432	1440
PROLINE	1368	4560
CYSTINE	504	1680
METHIONINE	432	1440
TRYPTOPHAN	192	640

Nutrient	Avg. Qty. Per Serve (30 g)	Avg. Qty. Per 100 g
Energy	490 kJ / 118 Cal	1630 kJ / 391 Cal
Protein**	25.1 g	83.6 g
– gluten	Not Detected	Not Detected
Fat, total	1.4 g	4.6 g
– Saturated	0.6 g	1.9 g
Carbohydrate	1.1 g	3.7 g
– Sugars	0.5 g	1.6 g
Dietary fibre	0.1 g	0.3 g
Sodium	106 mg	353 mg

Ingredient	Amount per Serve
L-GLUTAMINE (≥98.5%)	900 mg
L-LEUCINE (≥98.5%)	60 mg
L-ISOLEUCINE (≥98.5%)	30 mg
L-VALINE (≥98.5%)	30 mg

Amino Acid	Avg. Qty. Per Serve (mg)	Avg. Qty. Per 100 g (mg)
ALANINE	1211	4038
ARGININE	542	1805
ASPARTIC ACID	2668	8893
CYSTINE	715	2383
GLUTAMIC ACID	5209	17362
GLYCINE	392	1307
HISTIDINE	392	1307
ISOLEUCINE	1670	5568
LEUCINE	2596	8655
LYSINE	2391	7968
METHIONINE	510	1699
PHENYLALANINE	776	2588
PROLINE	1510	5034
SERINE	1155	3851
THREONINE	1713	5710
TRYPTOPHAN	462	1539
TYROSINE	702	2339
VALINE	1364	4545

Nutrient	Per Serve (30 g)	Per 100 g
Energy	478 kJ / 115 Cal	1590 kJ / 382 Cal
Protein**	23.1 g	77.1 g
Total Fat	1.4 g	4.5 g
– Saturated	0.8 g	2.5 g
Carbohydrate	1.6 g	5.3 g
– Sugars	1.0 g	3.1 g
Lactose	0.8 g	2.8 g
Sodium	69 mg	230 mg
Gluten	0 mg	0 mg

Ingredient	Amount per Serve
L-GLUTAMINE (98.5%)	900 mg
L-LEUCINE (98.5%)	60 mg
L-ISOLEUCINE (98.5%)	30 mg
L-VALINE (98.5%)	30 mg

Nutrient	Per Serve (30 g)	Per 100 g
Energy	479 kJ / 115 Cal	1600 kJ / 384 Cal
Protein**	23.2 g	77.2 g
Total Fat	1.2 g	3.9 g
– Saturated	0.7 g	2.2 g
Carbohydrate	2.3 g	7.8 g
– Sugars	1.0 g	3.3 g
Lactose	0.9 g	2.8 g
Sodium	68 mg	230 mg
Gluten	0 mg	0 mg

Ingredient	Amount per Serve
L-GLUTAMINE (≥98.5%)	900 mg
L-LEUCINE (≥98.5%)	60 mg
L-ISOLEUCINE (≥98.5%)	30 mg
L-VALINE (≥98.5%)	30 mg

Nutrient	Per Serve (30 g)	Per 100 g
Energy	482 kJ / 116 Cal	1610 kJ / 386 Cal
Protein**	23.3 g	77.6 g
Total Fat	1.2 g	3.9 g
– Saturated	0.7 g	2.2 g
Carbohydrate	2.4 g	7.9 g
– Sugars	1.1 g	3.7 g
Lactose	0.9 g	2.9 g
Sodium	69 mg	230 mg
Gluten	0 mg	0 mg

Ingredient	Amount per Serve
L-GLUTAMINE (≥98.5%)	900 mg
L-LEUCINE (≥98.5%)	60 mg
L-ISOLEUCINE (≥98.5%)	30 mg
L-VALINE (≥98.5%)	30 mg

Take 1 serving post training with 250–350ml of cold water. For recovery support, take an additional serving between meals.

: Emrald Circle is our free rewards program that lets you earn Emrald Points every time you shop or complete activities. Points can be redeemed for discounts on future orders: 50 points = $5 off, 100 points = $10 off, 200 points = $20 off. Joining is completely free. Create an account or log in if you are already a member. Points and redemption values are subject to change. See the Emrald Circle page for full terms and conditions.
: If you need to cancel or make changes to your order, please contact us as soon as possible via phone or Live Chat. You can also cancel your order yourself using the Order Editing link in your order confirmation email, provided this is done within 30 minutes of placing your order. Please note that all orders are sent to our warehouse for fulfilment as quickly as possible, so timing is important. Once an order has been processed by the warehouse, we are unable to make changes or cancel it.
: Once your order has been placed, you will receive a confirmation email containing your order reference number. Once your order has left our warehouse, you will receive a further notification with your tracking information, linked to the same reference number.
: The content on this page is intended for general informational purposes only and does not constitute medical advice. It should not be used as a substitute for professional medical advice, diagnosis or treatment. These products are not intended to treat, cure or prevent any medical condition and are not for therapeutic use unless listed on the Australian Register of Therapeutic Goods. Individual results will vary depending on a range of factors including age, gender, health history, diet, exercise and lifestyle. We make no guarantee as to the outcomes you may experience from using our products. If you are pregnant, breastfeeding or have an existing health condition, please consult your healthcare professional before taking any supplements or making changes to your diet. Always read the label and use as directed.
: Whey protein isolate and whey protein concentrate both come from milk but are processed differently. Isolate goes through more filtration, which removes more of the fat, carbohydrates and lactose, resulting in a higher protein yield per serve. Concentrate retains more of these naturally occurring components, which contributes to a creamier texture and fuller flavour. Iso Zero is made from 100% whey protein isolate, giving you a higher protein hit with significantly less fat, carbs and calories per serve compared to a standard whey blend.
: Whey protein isolate is significantly lower in lactose than whey protein concentrate, making it a more comfortable option for those who find standard whey sits heavily. It is not completely lactose free, so if you have a severe intolerance or dairy allergy, we recommend checking with your healthcare professional before use.
: Whey protein isolate can be a practical tool for those managing their daily intake. At 111 calories, less than 1g of fat and 2.6g of carbohydrates per serve, Iso Zero fits easily into a calorie-conscious routine without adding excess macronutrients. Protein also supports satiety, which can help you feel fuller for longer as part of a balanced diet. Results will always depend on your overall diet, training and lifestyle.
: Yes. Whey protein isolate naturally contains all 9 essential amino acids, including L-Leucine which plays a key role in supporting muscle protein synthesis as part of a regular training routine.
: WPI products have a reputation for being thinner and less flavourful than standard whey blends. Iso Zero is an exception. With 7 flavours including Churro, Cookie Caramel and White Choc Macadamia, it is designed to be something you actually look forward to. It mixes cleanly in cold water with no chalky aftertaste.
: Iso Zero is significantly lower in lactose than standard whey blends, which is the most common cause of bloating in protein powders. Most people find it considerably easier on the stomach than a WPC-based product. If you have a severe dairy sensitivity, check with your healthcare professional before use.

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Order before 1pm AEST Monday–Friday and it ships the same day.

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Australia-wide. Under $130 ships from a flat rate calculated at checkout.

30-day returns

Unopened products can come back within 30 days, no interrogation.

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Split it four ways at checkout. Points still accrue on the full amount.

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