Skip to content
Free delivery on orders over $50 + same day dispatch for orders before 3.30pm
Free delivery on orders over $50 + same day dispatch for orders before 3.30pm
Contact Us About Us

Protein Powder

An essential macronutrient for building muscle, repairing tissue, and making enzymes and hormones, protein is king at Bay Supplements! Our range of protein powders can help you reach your goals, be that weight loss, muscle gains or simply meeting nutritional baselines. At Bay Supplements, we have protein powders to suit every need, including whey, whey isolate, casein and plant protein powders.

Filters

  • BALANCE 100% WHEY NATURAL 2KG - Bay Supplements
    Sold out
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    BALANCE 100% WHEY NATURAL 2KG

    Balance

    Balance 100% Whey Natural 2 kg Balance 100% Whey Protein is a Gluten Free whey protein. This Natural Whey Protein creates an anabolic environment f...

    View full details
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95
    Sold out
  • Save 45% Save %
    $129.95
    $129.95 - $129.95
    $129.95
    $71.95
    $71.95 - $71.95
    $71.95

    MUSCLETECH MASS TECH ELITE 7LB - 5/25 DATED

    Muscletech

    A MuscleTech Product Bulk Up, Pack On, and Jack Up Your Strength! 10 grams of ultra-pure creatine per serving 80g of multi-phase protein when mixe...

    View full details
    $129.95
    $129.95 - $129.95
    $129.95
    $71.95
    $71.95 - $71.95
    $71.95
    Save 45% Save %
  • BSC COLLAGEN REGENERATE 153GM - Bay Supplements
    Sold out
    $44.95 - $44.95
    $44.95
    $44.95 - $44.95
    $44.95

    BSC COLLAGEN REGENERATE 153GM

    BSC

    COLLAGEN REGENERATE WITH TENDERFORTE  The new Collagen Peptide from Body Science is here! Collagen Regenerate is Australia's first bioactive colla...

    View full details
    $44.95 - $44.95
    $44.95
    $44.95 - $44.95
    $44.95
    Sold out
  • BALANCE 100% WHEY NATURAL 1KG - Bay Supplements
    Sold out
    $69.95 - $69.95
    $69.95
    $69.95 - $69.95
    $69.95

    BALANCE 100% WHEY NATURAL 1KG

    Balance

    Balance 100% Whey Natural 1 kg  Balance 100% Whey Protein is a Gluten Free whey protein. This Natural Whey Protein creates an anabolic environment ...

    View full details
    $69.95 - $69.95
    $69.95
    $69.95 - $69.95
    $69.95
    Sold out
  • $5.00 - $5.00
    $5.00
    $5.00 - $5.00
    $5.00

    MACRO MIKE PLANT PROTEIN SAMPLE PACK - CHOCOLATE PEANUT BUTTER

    Macro Mike

    The best tasting plant protein in the universe.   Let us guess, you’ve always thought plant protein has to taste gritty or sandy with standard unde...

    View full details
    $5.00 - $5.00
    $5.00
    $5.00 - $5.00
    $5.00
  • Save 20% Save %
    $199.90
    $199.90 - $199.90
    $199.90
    $159.95
    $159.95 - $159.95
    $159.95

    PVL GOLD SERIES CLEAN MASS XL 10LB + FREE PVL GOLD SERIES CREATINE X8 249G

    PVL

    GAIN SMARTER AND HARDER Whether for bodybuilding or sport, getting the excess calories to gain mass while also staying lean is NOT easy. All the he...

    View full details
    $199.90
    $199.90 - $199.90
    $199.90
    $159.95
    $159.95 - $159.95
    $159.95
    Save 20% Save %
  • $99.95 - $99.95
    $99.95
    $99.95 - $99.95
    $99.95

    THERMAL LABS FORGE WHEY PROTEIN 5LB

    Thermal Labs

    Unleash your potential with Thermal Labs Forge Whey Protein 5lb, the ultimate fuel for muscle growth, recovery, and performance. Packed with high-q...

    View full details
    $99.95 - $99.95
    $99.95
    $99.95 - $99.95
    $99.95
  • Save 30% Save %
    $19.95
    $19.95 - $19.95
    $19.95
    $13.95
    $13.95 - $13.95
    $13.95

    HEALTH BY HABIT VEGAN COLLAGEN 60 CAPSULES - DATED 6/25

    Health By Habit

    A plant-based beauty boost! Get all the benefits of collagen without the animal products. This vegan collagen is all about promoting skin elasticit...

    View full details
    $19.95
    $19.95 - $19.95
    $19.95
    $13.95
    $13.95 - $13.95
    $13.95
    Save 30% Save %
  • $49.95 - $49.95
    $49.95
    $49.95 - $49.95
    $49.95

    APPLIED NUTRITION COLLAGEN 165G

    Applied Nutrition

    Look and Feel Your Best. Applied Nutrition Collagen (type 1) with Vitamin C, Hyaluronic Acid & Biotin Powder Supplement offers a comprehensive ...

    View full details
    $49.95 - $49.95
    $49.95
    $49.95 - $49.95
    $49.95
  • $39.95 - $39.95
    $39.95
    $39.95 - $39.95
    $39.95

    APPLIED NUTRITION DIET WHEY PROTEIN 450G

    Applied Nutrition

    HIGH PROTEIN | LOW SUGAR | LEAN SHAKE   Applied Nutrition's Diet Whey Protein is a high-quality protein supplement designed to support weight manag...

    View full details
    $39.95 - $39.95
    $39.95
    $39.95 - $39.95
    $39.95
  • NOTHING NAUGHTY PURE COLLAGEN PEPTIDES POWDER NATURAL UNFLAVORED 500G - Bay Supplements
    Sold out
    $49.95 - $49.95
    $49.95
    $49.95 - $49.95
    $49.95

    NOTHING NAUGHTY PURE COLLAGEN PEPTIDES POWDER NATURAL UNFLAVORED 500G

    Nothing Naughty

    Nothing Naughty Pure Collagen Peptides Powder Natural Unflavored 500g   *This is the best collagen to use in Coffee and milky beverages*Our Pure Co...

    View full details
    $49.95 - $49.95
    $49.95
    $49.95 - $49.95
    $49.95
    Sold out
  • $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    APPLIED NUTRITION CLEAR WHEY PROTEIN 875G

    Applied Nutrition

    Hydrolysed Whey Protein Isolate   Applied Nutrition’s Clear Whey Protein is not your average protein shake. Using ultra-hydrolysed whey protein iso...

    View full details
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
  • Sold out
    $139.95
    $139.95 - $139.95
    $139.95
    $111.95
    $111.95 - $111.95
    $111.95

    RULE 1 WHEY BLEND 5LB - DATED 15 OCT 25

    Rule 1

    R1 Whey Blend features: 80%*+ protein per scoop - NO spiking 24g protein/serving - 100% Pure Whey Blend Naturally rich in BCAAs + Glutamine Anytim...

    View full details
    $139.95
    $139.95 - $139.95
    $139.95
    $111.95
    $111.95 - $111.95
    $111.95
    Sold out
  • Save 14% Save %
    $84.95
    $84.95 - $84.95
    $84.95
    $72.95
    $72.95 - $72.95
    $72.95

    EHP LABS OXYWHEY LEAN WELLNESS PROTEIN 2LB - DATED 29 NOV 25

    EHP Labs

    OxyWhey is an industry-first, innovative and science-based Lean Wellness Protein formula made from 100% pure, lean, non-GMO whey protein. All flavo...

    View full details
    $84.95
    $84.95 - $84.95
    $84.95
    $72.95
    $72.95 - $72.95
    $72.95
    Save 14% Save %
  • $69.95 - $69.95
    $69.95
    $69.95 - $69.95
    $69.95

    APPLIED NUTRITION DIET WHEY PROTEIN 1KG

    Applied Nutrition

    HIGH PROTEIN | LOW SUGAR | LEAN SHAKE   Applied Nutrition's Diet Whey Protein is a high-quality protein supplement designed to support weight manag...

    View full details
    $69.95 - $69.95
    $69.95
    $69.95 - $69.95
    $69.95
  • $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    ANS PERFORMANCE KETO SHAKE 2LB

    ANS Performance

    THE BEST KETO MEAL REPLACEMENT SHAKE ON THE MARKET! For the low carb or keto enthusiast… Keto Shake has you covered with the right fuel for you nee...

    View full details
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
  • BSC ADVANCED ATHLETIC BEAUTY COLLAGEN ULTRA 400G - Bay Supplements
    Sold out
    $74.95 - $74.95
    $74.95
    $74.95 - $74.95
    $74.95

    BSC ADVANCED ATHLETIC BEAUTY COLLAGEN ULTRA 400G

    BSC

    WORLDS 1ST 3X BIO-ACTIVE COLLAGEN PEPTIDE ATHLETIC BEAUTY BLEND.  THE WAIT IS OVER! Collagen has never tasted so good with new Advanced Athletic Be...

    View full details
    $74.95 - $74.95
    $74.95
    $74.95 - $74.95
    $74.95
    Sold out
  • BALANCE ULTRA RIPPED PROTEIN 1KG - Bay Supplements
    Sold out
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    BALANCE ULTRA RIPPED PROTEIN 1KG

    Balance

    Balance Ultra Ripped Protein 1 kg  Balance Ultra Ripped is a high protein, gluten free blend of New Zealand sourced Whey Protein Isolate and Whey P...

    View full details
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
    Sold out
  • $129.95 - $129.95
    $129.95
    $129.95 - $129.95
    $129.95

    PVL WHEY GOLD 4LB

    PVL

    GO ALL THE WHEY—EVERY DAY Big protein, compact bag. Whey Gold delivers 24g of clean, grass-fed, fast-digesting whey per scoop—no fillers, no nonsen...

    View full details
    $129.95 - $129.95
    $129.95
    $129.95 - $129.95
    $129.95
  • $69.95 - $69.95
    $69.95
    $69.95 - $69.95
    $69.95

    RULE 1 MULTI-SOURCE COLLAGEN 25 SERVES UNFLAVOURED

    Rule 1

    R1 MULTI-SOURCE COLLAGEN™    Made from a variety of food-based sources, including grass-fed hydrolyzed bovine hide, chicken bone broth, hydrolyzed ...

    View full details
    $69.95 - $69.95
    $69.95
    $69.95 - $69.95
    $69.95
  • Save 20% Save %
    $199.90
    $199.90 - $199.90
    $199.90
    $159.95
    $159.95 - $159.95
    $159.95

    MUTANT MASS 15LB + MUTANT CREAKONG CX8 249G

    Mutant

    MUTANT MASS THE SCIENCE MUTANT MASS was developed over 2 years of research and is based on sound, proven science. More importantly though, the fini...

    View full details
    $199.90
    $199.90 - $199.90
    $199.90
    $159.95
    $159.95 - $159.95
    $159.95
    Save 20% Save %
  • Save 35% Save %
    $59.95
    $59.95 - $59.95
    $59.95
    $38.95
    $38.95 - $38.95
    $38.95

    MACRO MIKE PLANT PROTEIN WATER 300G - DATED 7/25

    Macro Mike

    Quench your thirst at any time of the day with our game changing Plant Protein Water! It’s the ultimate light and refreshing alternative to a cream...

    View full details
    $59.95
    $59.95 - $59.95
    $59.95
    $38.95
    $38.95 - $38.95
    $38.95
    Save 35% Save %
  • Sold out
    $99.95 - $99.95
    $99.95
    $99.95 - $99.95
    $99.95

    PACK NUTRITION MYTHIC MASS 12LB

    Pack Nutrition

    UNLEASH YOUR INNER BEAST Transform your nutrition, taste, and results with every scoop. Quality Assured Proudly made in New Zealand with QR-veri...

    View full details
    $99.95 - $99.95
    $99.95
    $99.95 - $99.95
    $99.95
    Sold out
  • $99.95 - $99.95
    $99.95
    $99.95 - $99.95
    $99.95

    ANS PERFORMANCE KETOVITA - 30 SERVES

    ANS Performance

    KETOVITA™ Features & Benefits: 6g of high quality goBHB™ ketone salts per scoop 8 essential vitamins + electrolytes important for keto and low...

    View full details
    $99.95 - $99.95
    $99.95
    $99.95 - $99.95
    $99.95
  • Sold out
    $89.95 - $89.95
    $89.95
    $89.95 - $89.95
    $89.95

    RULE 1 COLLAGEN PEPTIDES 56 SERVES

    Rule 1

    R1 Hydrolyzed Collagen Peptides are simply made from one superior ingredient: Grass-fed, pasture raised bovine hide collagen peptides to support ha...

    View full details
    $89.95 - $89.95
    $89.95
    $89.95 - $89.95
    $89.95
    Sold out
  • $3.00 - $3.00
    $3.00
    $3.00 - $3.00
    $3.00

    PVL GOLD SERIES CLEAN MASS XL SAMPLE - TRIPLE CHOCOLATE CAKE

    PVL

    DROP THE DIRTY BULK! To perform at the highest levels you need intense training, dedication, and superior nutrition. There are no shortcuts. PVL CL...

    View full details
    $3.00 - $3.00
    $3.00
    $3.00 - $3.00
    $3.00
  • HYDROXYCUT + WOMEN CONTAINS COLLAGEN + BIOTIN (US VERSION) - Bay Supplements
    Save 60% Save %
    $59.95
    $59.95 - $59.95
    $59.95
    $23.95
    $23.95 - $23.95
    $23.95

    HYDROXYCUT + WOMEN CONTAINS COLLAGEN + BIOTIN (US VERSION) - DATED 14 DEC 24

    Hydroxycut

    POWERFUL WEIGHT LOSS1 Formerly known as Hydroxycut Max, Hydroxycut +Women is a trustworthy formula that provides the advanced weight loss support...

    View full details
    $59.95
    $59.95 - $59.95
    $59.95
    $23.95
    $23.95 - $23.95
    $23.95
    Save 60% Save %
  • casein protein supplement
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    APPLIED NUTRITION 100% CASEIN NIGHT TIME PROTEIN 900G

    Applied Nutrition

    100% Casein Protein - Night-Time Protein Powder with added Digestive Enzyme Blend 100% Casein Protein is vital to anybody wanting to refuel their m...

    View full details
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
  • INTERNATIONAL PROTEIN EXTREME MASS 1.5KG - Bay Supplements
    Sold out
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    INTERNATIONAL PROTEIN EXTREME MASS 1.5KG

    International Protein

    EXTREME MASS – WEIGHT GAINER PROTEIN Extreme Mass is a dangerously anabolic weight gainer protein, designed for serious mass gainers. This mass gai...

    View full details
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
    Sold out
  • $99.95 - $99.95
    $99.95
    $99.95 - $99.95
    $99.95

    RULE 1 PROTEIN ISOLATE 2LB

    Rule 1

    By using super-pure 100% whey isolate and fast-acting whey hydrolysate, while completely omitting the use of whey concentrates, creamers, gums, and...

    View full details
    $99.95 - $99.95
    $99.95
    $99.95 - $99.95
    $99.95
  • Save 40% Save %
    $14.95
    $14.95 - $14.95
    $14.95
    $8.95
    $8.95 - $8.95
    $8.95

    X50 FRESH TEA - 6 SERVES - DATED 4/25

    X50

    Choose you and make every sip count with Fresh Tea, an incredible beauty blend of nature's best superfoods. Deep-Sea Atlantic Marine Collagen suppl...

    View full details
    $14.95
    $14.95 - $14.95
    $14.95
    $8.95
    $8.95 - $8.95
    $8.95
    Save 40% Save %
  • INTERNATIONAL PROTEIN EXTREME MASS 4KG - Bay Supplements
    Sold out
    $179.95 - $179.95
    $179.95
    $179.95 - $179.95
    $179.95

    INTERNATIONAL PROTEIN EXTREME MASS 4KG

    International Protein

    EXTREME MASS – WEIGHT GAINER PROTEIN Extreme Mass is a dangerously anabolic weight gainer protein, designed for serious mass gainers. This mass gai...

    View full details
    $179.95 - $179.95
    $179.95
    $179.95 - $179.95
    $179.95
    Sold out
  • ANS PERFORMANCE N WHEY PREMIUM 100% WHEY 5LB - Bay Supplements
    Save 20% Save %
    $124.95
    $124.95 - $124.95
    $124.95
    $99.95
    $99.95 - $99.95
    $99.95

    ANS PERFORMANCE N WHEY PREMIUM 100% WHEY 5LB - DATED 10/25

    ANS Performance

    PREMIUM QUALITY LEAN PROTEIN High quality 100% whey based protein to fuel your recovery! 100% whey based formula for rapid muscle building and rec...

    View full details
    $124.95
    $124.95 - $124.95
    $124.95
    $99.95
    $99.95 - $99.95
    $99.95
    Save 20% Save %
  • $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95

    RULE 1 PROTEIN ISOLATE 5LB

    Rule 1

    Rule 1 Protein Whey Isolate/Hydrolysate Formula is Rule 1's flagship protein is made with super-pure 100% whey isolate, fast-acting whey hydrolysat...

    View full details
    $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95
  • Save 14% Save %
    $49.95
    $49.95 - $49.95
    $49.95
    $42.95
    $42.95 - $42.95
    $42.95

    XPLOSIV PROTEIN WATER 400G - DATED 22 NOV 25

    Xplosiv

    Hydrate, Fuel, and Recover   Elevate your hydration game with Xplosiv Protein Water, the ultimate fusion of pure refreshment and high-quality prote...

    View full details
    $49.95
    $49.95 - $49.95
    $49.95
    $42.95
    $42.95 - $42.95
    $42.95
    Save 14% Save %
  • Save 43% Save %
    $87.95
    $87.95 - $87.95
    $87.95
    $49.95
    $49.95 - $49.95
    $49.95

    SHRED STARTER PACK

    Pack Nutrition

    Shred Starter Pack – Ignite the Burn, Fuel the Gains!    Kickstart your cutting phase with the Shred Starter Pack, a power-packed bundle designed t...

    View full details
    $87.95
    $87.95 - $87.95
    $87.95
    $49.95
    $49.95 - $49.95
    $49.95
    Save 43% Save %