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This is not your average whey. This is Xcore 100% Whey Hydro Isolate Ultimate, crafted for builders, lifters, and fighters who understand that just "good" isn’t good enough. Upgraded for the next generation with SilkWhey Technology, it combines flawless mixability and texture with our top-of-the-line iXPB whey protein complex for maximum drinking pleasure and the cleanest gains.
Ultra-filtered, exceptionally bioavailable, and enhanced with BCAAs, L-Glutamine, MicronPure Creatine Monohydrate, and our proprietary CoreBiotic X Pro & Postbiotic Complex, this whey protein from the Ultimate series means serious business.
Smoother Texture. Better Taste.
• More fullness & body
• Richer, smoother texture
• Irresistibly velvety mouthfeel
• Same nutritional benefits
SilkWhey Technology lets you experience an improved formula that adds fullness and body, a rich, smooth texture, and an irresistibly velvety mouthfeel. Elevate any flavor to indulgent, luscious perfection, while keeping all the nutritional benefits of your protein powder. A revolutionary innovation by Prozis that makes your shakes creamier, silkier, and more enjoyable than ever.
THE iXPB PROTEIN COMPLEX. ENHANCED.
Pure precision. This formula delivers exceptionally high biological value and supports optimal absorption and performance. Powered by an 89% iXPB protein blend,* it features a clean, streamlined profile achieved through advanced isolation and hydrolysis. Enhanced with added amino acids, creatine, and goal-driven extras to help fuel your gains.
*Cookies & Cream flavor
WHAT’S INSIDE THE iXPB PROTEIN COMPLEX:
Whey Protein Concentrate | Whey Protein Isolate | Whey Protein Hydrolysate | BCAAs 2:1:1 | L-Glutamine
ULTRAFILTRATION AND ISOLATION
Removes almost all fat and lactose
HYDROLYSIS
Protein is broken down into peptides, speeding up its absorption
ENHANCEMENT
Powered by BCAAs, Glutamine, CoreBiotic X, and DigeZyme®
The Secret to Elevating Your Game
100% Whey Hydro Isolate Ultimate is enhanced with MicronPure creatine monohydrate. Creatine is an extremely popular substance among bodybuilders, high-intensity athletes, and fitness enthusiasts looking to gain that extra edge in every workout. MicronPure is top-of-the-line and tested thoroughly to guarantee unparalleled purity for unbeatable benefits, training after training.
READY TO UNLEASH YOUR FULL POTENTIAL AND PUSH BEYOND YOUR LIMITS? YOU'VE GOT WHAT IT TAKES!
X MARKS THE UPGRADE
This next-generation protein powder is equipped with CoreBiotic X—a pro- and postbiotic complex developed to complement your routine. After all, it’s not just about your choice of protein, it’s also about how your body uses it.
Backed by Enzymes
100% Whey Hydro Isolate Ultimate is enhanced with DigeZyme®, a complex of digestive enzymes that features alpha-amylase, neutral protease, cellulase, lactase, and lipase.
• Hydrolyzed, Isolated, and Concentrated Whey Protein
• SilkWhey Technology for next-level Texture and Flavor
• MicronPure Creatine Monohydrate
• CoreBiotic X Pro & Postbiotic Complex
• DigeZyme® Multi-Enzyme Complex
• No Preservatives, Artificial Colorings, or Aspartame
*Cookies & Cream flavor
Whey: The Gold Standard
In terms of bioavailability and amino acid profile, whey protein dominates. Xcore's advanced iXPB complex is packed with high-quality whey protein, which clearly outperforms other common protein sources across the board. The science is clear:
Biological value of protein sourcesº
PROTEIN SOURCE
BV¹
PDCAAS²
BCAAs
iXPB
Hydrolyzed Whey Protein Isolate
104
1.0
23%
✓
Whey Protein Isolate
104
1.0
23%
✓
Whey Protein Concentrate
104
1.0
22%
✓
Egg Albumin
100
1.0
20%
✗
Milk Protein Isolate
91
1.0
20%
✗
Micellar Casein
77
1.0
21%
✗
Soy Protein
74
1.0
17%
✗
Brown Rice Protein
70
0.47
19%
✗
Wheat Protein
64
0.25
15%
✗
¹Biological Value | ²Protein Digestibility-Corrected Amino Acid Score
ºAdapted from: Hoffman, J. R. & Falvo, M. J. (2004) "Protein – which is best?" Journal of Sports Science and Medicine, 3, 118-130.
Hits Hard. Goes Down Smooth.
Every detail of 100% Whey Hydro Isolate Ultimate is thought out for serious lifters—including flavor and mixability. Powered by our new SilkWhey Technology, it delivers the latest in next-level mixability, ultra-smooth texture, and various excellent flavors.
No preservatives, no artificial colorings, no aspartame. The Ultimate series delivers a formula that’s cleaner, more powerful, and more delicious than ever before.
Xtreme Benefits
Up to 91% Protein Content*
Hydrolyzed, Isolated & Concentrated Whey Protein
With SilkWhey Technology for the Best Texture, Mouthfeel & Flavor
Enhanced with Added Amino Acids and MicronPure Creatine Monohydrate
Fortified with CoreBiotic X, DigeZyme®, and Vitamins
No Preservatives, Artificial Colorings, or Aspartame
*Cookies & Cream flavor
Nutrition Facts
100% Whey Hydro Isolate ULTIMATE SERIES 907g - Nutrition Facts
Flavour
Chocolate
Chocolate
Cookies and Cream
Vanilla
White Chocolate
Net weight: 907 g
Batch: I2600343
Best before end: 2027-02-28
Serving size: 1 heaping scoop(s)(31 g)
Servings per container: 29
Sugar-Free
% RI (*)
Energy
119.57 kcal = 500 kJ
6%
Fat
1.15 g
2%
Saturates
0.71 g
4%
Carbohydrate
1.58 g
1%
Sugars
0.93 g
1%
Protein
25.73 g
51%
Salt
0.19 g
3%
Vitamin A
248 µg re
31%
Vitamin D
1.55 µg
31%
Vitamin E
3.72 mg α-te
31%
Vitamin C
24.80 mg
31%
Thiamin
0.34 mg
31%
Riboflavin
0.43 mg
31%
Niacin
4.96 mg ne
31%
Vitamin B6
0.43 mg
31%
Folic Acid
62 µg
31%
Vitamin B12
0.78 µg
31%
Biotin
15.50 µg
31%
Pantothenic Acid
1.86 mg
31%
Creatine Monohydrate
1.50 g
-
iXPB - Isolate Peptide Fusion
26.03 g
Isolated and Hydrolysed Molecular Fusion of Whey Oligopeptide and Polypeptide Fractions (Precise Fusion of beta-Lactoglobulin, alpha-Lactalbumin, Immunoglobulin, BSA, Glycomacropeptides, Proteose-Peptone Complex (Lactoferrin, Lactoperoxidase, Relaxin, Lactollin, beta-Microglobulin)) obtained from iXPB (Whey Protein Isolate, Whey Protein Concentrate, Whey Protein Hydrolysate, BCAAs 2:1:1 (L-Leucine, L-Isoleucine, L-Valine), L-Glutamine)
-
DigeZyme® Enzyme Blend
50 mg
alpha-Amylase
-
Neutral Protease
-
Cellulase
-
Lactase
-
Lipase
-
CoreBioticX
Bacillus subtilis 100 Billion CFU/g
12.50 mg
-
Lactiplantibacillus plantarum (heat-inactivated strain L-137) (200 Billion cells/g)
6.25 mg
-
* Reference intake of an average adult (8400 kJ/ 2000 kcal). ** Reference intake not established.
Recommended Daily Serving Take 2 servings a day. Instructions: To prepare one serving, add 1 heaping scoop (31g) of powder to 200-220mL of cold water in a shaker or blender. Mix vigorously for a few seconds. Scoop inside container.
Food supplement. With sweetener. Warnings: For adult use only. Make sure to drink ample amounts of water while using a creatine supplement to avoid dehydration. Do not use this product if you are breastfeeding, pregnant, or attempting to become pregnant. Not to be used for longer periods without consulting a physician. Do not exceed the recommended daily portion. This product should not replace a varied and balanced diet and a healthy lifestyle. Keep out of reach of children. Store tightly sealed in the original packaging in a cool, dry place, avoiding direct sunlight.
Overall reviews
Overall reviews
4.67/5
37150 reviews
5
4
3
2
1
Customer reviews
Tóth M.
2026-03-27
Best protein, high quality
Very solid product. I’ve been using it for weeks and recovery feels noticeably better. Flavor is not too sweet, which I personally prefer.
Joaquim S.
2026-02-24
THE BEST
The best flavour perfect mix with milk and coffee just like a latte
Danku S.
2025-07-24
Tastiest protein I''ve ever tried
I ordered the Mango Whey hydro isolate protein and was blown away by how easily it dissolves and how good it tastes. With only cold water, it dissolves super quickly and tastes like a smoothy. Makes drinking protein something I look forward to, and crave!
Marie-sara P.
2025-03-12
Very good
Good chocolate taste, easily dissolved, very good value for money
Cristina P.
2024-11-19
Sabor perfeito!
Proteína de baunilha com o sabor mais natural que já provei, não tem aquele aftertaste estranho. Super agradável!
Luiza D.
2026-04-21
I loved it!
Dissolve quickly and it has an amazing texture. One of the best I tried. For sure I’ll order more. Dulce de leche is a good idea, Prozis!!!
Niklas B.
2026-04-26
Best Clear Whey
By far the best clear whey protein I've tried so far. Pleasant taste, not too sweet or sour. Dissolves perfectly.
Frederique D.
2026-04-23
Very good taste for the chocolate flavor
Very easy to mix with water/milk, super smooth consistency. The pot-shaped packaging is very practical.
Silvia L.
2026-04-22
TOP
The best, the most digestible...the tastiest...white chocolate, a marvel...
Taaroa T.
2026-04-10
Always at the top
I've been using it for a few years now and I'm still taking it because I've never been disappointed. It's easy to digest, especially for those who are lactose intolerant (at least for the chocolate flavor), not too sweet, and mixes very well. Excellent for supplementing your protein intake and maintaining muscle mass.
Overall reviews