Lean Protein

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Lean protein powders are low-carb, low-fat protein shakes for people keeping an eye on their energy intake while holding their protein up. Most are whey isolate or hydrolysed whey isolate, and some add extra ingredients such as acetyl L-carnitine. This collection includes options from Primabolics, Next Generation, EHP Labs, Rule 1 and MuscleMeds.

Read the Lean Protein buying guide
  • Iso-Ripped by Primabolics PROTEIN Primabolics Iso-Ripped by Primabolics PROTEIN Primabolics 4 Lbs Chocolate Hazelnut
    Primabolics

    Iso-Ripped by Primabolics

    2 sizes · 13 flavours
    From$119.95
  • Clean Gainer by Rival Nutrition Soft Serve Vanilla 12 lbsClean Gainer by Rival Nutrition Soft Serve Vanilla 5 lbs
    Rival Nutrition

    Clean Gainer by Rival Nutrition

    3 sizes · 2 flavours
    $69.95
  • Hydro Iso WPI by Next GenerationHydro Iso WPI by Next Generation Chocolate 1.5 Kg
    Next Generation

    Hydro-Iso WPI Protein Powder by Next Generation

    2 sizes · 3 flavours
    From$189.95
  • ISOPEPT HYDROLYZED WHEY PROTEIN by EHP PROTEIN 2lb Chocolate DecanadeISOPEPT HYDROLYZED WHEY PROTEIN by EHP PROTEIN 2lb Peanut Butter cups
    EHP Labs

    EHP Labs IsoPept Hydrolyzed Whey Protein Isolate 2 lb

    4 2lb tubs
    $114.95
  • EHP Labs OxyWhey Lean Whey Protein 2LB 2LB CHOCLATE CARAMELOxywhey by EHP Labs 2lb VANILLA ICE CREAM
    EHP Labs

    EHP Labs OxyWhey Lean Whey Protein 2LB

    8 flavours
    $99.95
  • Maxine's BURN Fat Burning Protein Powder for Women PROTEIN Vanilla Ice Crea 36 ServesMaxine's BURN Fat Burning Protein Powder for Women
    SUPPS247

    Maxine’s Burn Protein for Women

    4 sizes · 6 flavours
    From$39.95
  • Fat Burning Hydrolyzed Beef Protein Chocolate ShredFat Burning Hydrolyzed Beef Protein
    MuscleMeds

    MuscleMeds Carnivor Shred Hydrolyzed Beef Protein Isolate

    2 flavours
    $209.95
  • Clear Whey Isolate By Rule 1, Strawberry Lemonade 1.52 lb tub frontClear Whey Isolate By Rule 1, Cherry Limeade 1.52 lb tub front
    Rule 1

    Clear Whey Isolate By Rule 1

    4 flavours
    $119.95
  • Ronnie Coleman King Whey Sports Protein 5lbs, Chocolate Milk tub frontRonnie Coleman King Whey Sports Protein 5lbs, supplement facts panel
    Ronnie Coleman

    Ronnie Coleman King Whey Sports Protein 5lbs

    2 flavours
    $209.95
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Lean Protein: buying guide

Who lean protein suits

The Australian Institute of Sport (AIS) lists energy-restricted weight loss as one of the situations where a protein supplement is useful, and suggests athletes who want to keep muscle while losing weight aim for 1.6 to 2.4 g of protein per kilogram of body weight per day. A lean shake makes that easier without adding much carbohydrate or fat. It will not cause fat loss on its own: weight management depends on your overall diet and activity.

Types of lean protein

  • Whey isolate and hydrolysed isolate. The AIS describes whey isolate as typically about 90% protein with minimal carbohydrate and fat. Hydrolysed isolate is further broken down and costs more.
  • Beef protein isolate. A protein isolate made from beef rather than milk. Check the allergen statement if you avoid dairy.
  • Proteins with added actives. Some add ingredients such as acetyl L-carnitine. The AIS rates carnitine as Group B, meaning emerging evidence, and notes that multi-ingredient products add cost and can raise the risk of unwanted substances.

How to compare lean proteins

  • Protein per scoop versus scoop weight. The closer the two numbers, the leaner the powder.
  • Carbohydrate, sugar and fat per serve, especially if you are tracking intake.
  • Added ingredients and their doses. Check for caffeine or other stimulants if you are sensitive or drink your shake late in the day.
  • Testing. If you are a drug-tested athlete, choose batch-tested products (for example HASTA or Informed Sport certified) and check with your sport.

Safety

Whey products contain milk, so choose a non-dairy protein and check its allergen statement if you have a milk allergy. The AIS suggests limiting protein supplements to one or two serves a day and getting the rest from food. If a product contains added actives and you are pregnant or take medication, check with your doctor first.

Popular picks at Supps247

Related categories

Compare whey protein isolate, hydrolysed whey and beef protein, or read our cutting diet plan.

Sources: AIS: Isolated protein supplements; AIS Supplement Framework.

Order online with Australia-wide delivery, free on orders of $99.99 or more, or visit a Supps247 store in Melbourne, regional Victoria or Brisbane to compare products in person before you buy. Members can use our price match guarantee on full-priced items.

Always read the label and follow the directions for use. If you have a medical condition, are pregnant or take regular medication, check with your doctor first.

Lean Protein: questions and answers

What is a lean protein powder?
It is a protein shake designed to deliver plenty of protein with little carbohydrate or fat, usually based on whey isolate, hydrolysed whey isolate or beef protein isolate. Some lean proteins add extra ingredients such as acetyl L-carnitine. Compare the protein per scoop with the scoop weight: the closer the two numbers, the less room there is for carbohydrate, fat and other extras.
Will a lean protein shake help me lose weight?
Not on its own. Weight management depends on your overall diet and activity. What a lean shake can do is help you hit a higher protein target without many extra kilojoules, which the Australian Institute of Sport says is useful during an energy-restricted weight loss phase. Use it to replace a less filling snack, not as an extra on top of your usual intake.
How much protein do I need when cutting?
The Australian Institute of Sport suggests athletes trying to keep muscle while losing weight aim for about 1.6 to 2.4 g of protein per kilogram of body weight per day, spread across three to five meals and snacks. For a 70 kg person that is roughly 112 to 168 g a day. Most of it should come from food, with one or two shakes filling the gaps.
Is a thermogenic protein better than plain whey isolate?
Not necessarily. Added ingredients like acetyl L-carnitine have less evidence than protein itself: the Australian Institute of Sport rates carnitine as Group B, meaning emerging evidence. The AIS also notes that multi-ingredient products add cost and can increase the risk of unwanted substances. If you mainly want lean protein, a plain whey isolate does the job. Check any added product for caffeine.
What is the best protein powder for weight loss?
Look for a powder with a high protein-to-scoop ratio and little carbohydrate or fat. On this page, EHP Labs OxyWhey Lean Whey gives about 25 g of protein per serve and Primabolics Iso-Ripped gives 26.1 g. If you dislike milky shakes, Rule 1 Clear Whey Isolate mixes into a light, juice-style drink, and MuscleMeds Carnivor Shred uses hydrolysed beef protein isolate. Research suggests higher-protein diets help with fullness and holding on to muscle while you eat less, but weight loss still depends on your total intake. If you have a milk allergy, check each allergen statement.
Where can I buy diet protein online in Australia?
Right here. Supps247 ships diet and lean protein powders Australia-wide, usually in 2 to 8 business days, with free shipping on orders of $99.99 or more, and you can pay with Afterpay or Klarna. Prefer to see the tub first? We have 18 stores, 17 in Victoria and one in Richlands, Queensland, and click and collect is available at many of them. Popular lean picks include EHP Labs OxyWhey, Primabolics Iso-Ripped and Next Generation Hydro-Iso WPI. Stock varies by store, so check the product page or call first.
Which diet protein is best for cutting?
Usually the simplest one you enjoy. The Australian Institute of Sport suggests choosing a plain concentrate or isolate to keep costs down, rather than paying for extra ingredients. For creamy shakes, the Australian-made Hydro-Iso WPI lists 25 g of protein with 0.9 g of carbohydrate per serve, and EHP Labs IsoPept 25 g with 2.7 g. If milky shakes get boring on a cut, Rule 1 Clear Whey Isolate drinks more like juice. OxyWhey adds a probiotic and lactase if you want digestive extras.
How and when should I take diet protein?
Mix one scoop with water to keep the kilojoules down, then use it where it replaces something less filling, such as a mid-afternoon snack or a quick breakfast, or after training. The ISSN suggests 20 to 40 g of protein per serve, every 3 to 4 hours, and says the best timing comes down to what suits you. Most people need only one or two shakes a day. EHP Labs suggests OxyWhey at breakfast or mid-afternoon, and Next Generation suggests Hydro-Iso after training or between meals.
Is diet protein safe, and does it have side effects?
A plain lean protein is simply whey isolate, and the NIH Office of Dietary Supplements reports no safety concerns for protein up to about 2.0 g per kg a day in athletes. Side effects are usually digestive, such as bloating from lactose. Thermogenic protein powders are different because they add extras: Maxine's Burn lists green tea extract, green coffee bean extract, garcinia and 1.3 mg of caffeine per serve. Healthdirect advises limiting caffeine if you are pregnant, breastfeeding or have high blood pressure, and Maxine's label says it is not suitable for pregnant women or children under 15.
Does diet protein work differently for women and men?
No. It works the same way for everyone, by helping you hit a protein target while eating less. The ISSN says fat loss is driven by a sustained calorie deficit, and that protein supplements are a practical way to get enough protein while keeping energy intake down. What differs is the amount, which follows body size. Healthdirect lists general needs of 37 to 46 g a day for women and 52 to 64 g for men aged 19 to 70, and training raises both. Maxine's Burn is made for women, but any lean whey suits either.
What is a good low calorie protein shake?
Compare protein against Calories on the panel. Rule 1 Clear Whey Isolate lists 20 g of protein for 90 Calories, Maxine's Burn 18 g for about 96 Calories, and EHP Labs IsoPept 25 g for 494 kJ, about 118 Calories. EHP Labs OxyWhey gives 25 g for 586 kJ, about 140 Calories, partly because it includes some whey concentrate. Mixing with water rather than milk keeps the shake at the label figure, and a low calorie shake works best when it replaces a less filling snack.

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