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Whey Isolate Protein Powder - Chocolate

2.5lb

Level up your routine with Promix Whey Isolate—31g of pure, grass-fed protein in every chocolatey scoop.

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In stock. Next day delivery available.
Healf Zone members get free next day delivery on all orders.

Recommended pairing

People complement whey isolate protein with creatine as creatine supports increased strength and power during workouts, enhancing muscle gains that protein helps build and repair, making the combination ideal for effective muscle growth and recovery.

Key Benefits

  • Fast, gentle digestion—micro-filtered to less than 1g of lactose.
  • 31g of high-quality protein and 6.8g BCAAs per serving.
  • 14.2g of essential amino acids to support your daily needs.
  • Made from the milk of grass-fed cows for quality you can trust.
  • Protein contributes to muscle growth, maintenance, and normal bone health.

Start strong and finish stronger—Promix Nutrition’s Whey Isolate Protein Powder - Chocolate is crafted for those who want to get the most from every workout and every day. Each serving delivers 31g of protein, including 6.8g of branched-chain amino acids and 14.2g of essential amino acids, supporting muscle growth, maintenance, and bone health as part of a balanced diet and active lifestyle.

Enjoy a rich chocolate taste from organic fair trade cocoa, sourced from trusted Peruvian farms. The milk comes from grass-fed cows, ensuring a clean, high-quality protein source. Coconut sugar adds a gentle sweetness, while keeping things simple and minimally processed.

Sunflower lecithin helps everything blend smoothly, so your shakes are always creamy and satisfying. Whether you’re mixing up a post-workout shake, baking, or adding a boost to your smoothie, this protein powder fits right in—helping you meet your daily protein goals with ease.

Former track athlete and dietitian Albert Matheny launched Promix Nutrition in 2011 to create better, cleaner options for performance nutrition. Working closely with athletes, he developed formulas grounded in ingredient integrity, research, and safety. Promix products are built around what’s needed — and nothing more — with no artificial additives, gums, fillers, hormones, GMOs, gluten, soy, or antibiotics. Every formula is developed using current research, approved by in-house dietitians, and independently tested in 100% GMP-certified facilities. The result is clean, straightforward supplementation designed for people who care about exactly what they’re putting into their bodies.

Learn more about each step—Brand Discovery, Expert Validation, and Community Testing—here.

Fair Trade Organic Cocoa, Grass-Fed Whey Protein Isolate (Milk), Emulsifier (Less Than 1% Sunflower Lecithin), Organic Coconut Sugar

For allergens, see ingredients in Bold.

Use:
Post-workout shakes, smoothies, baking & between meals to meet protein goals.

2 Scoops
30 grams of the highest quality whey isolate

12-16 fl oz.
Water, milk or non-dairy milk

30 seconds
Blend, shake or stir until dissolved

Additional Information:

Food supplements and foods sold by Healf should not be used as a substitute for a varied, balanced diet and healthy lifestyle.

If you are pregnant, breastfeeding, have a medical condition, or are taking any medications, please consult with a healthcare professional before use. Use products only if the seal is intact. Store in a cool, dry place, out of the reach of young children. Do not exceed the recommended daily intake.

We make every effort to ensure that product information on our website is accurate and up to date, but packaging and ingredients may occasionally vary from images shown on site. Please refer to the product label and contact Healf before use if you have any questions regarding your specific allergies or intolerances.

Reviews

Mallory M.
Verified Buyer
1 day ago

I enjoy that this is

I enjoy that this is a clean product with whey protein from grass fed cows!
Rebecca P.
Verified Buyer
22 days ago

Verdict Promix is the best

Verdict Promix is the best whey protein I've tried. After wasting money on many protein powders, I had stopped using whey because I couldn't stand the artificial sweetness most brands have. Despite being hesitant because of the price and bag size, I'm glad I gave it a chance. Taste This is the first whey protein I've found that tastes natural and is genuinely enjoyable to drink. It doesn't have the overly sweet, artificial flavor that has put me off other whey protein powders. It works well with soy or almond milk, and I've also blended it with frozen cherries which was really good. Mixability Promix blends smoothly in my Ninja portable blender without any issues. The texture comes out consistent and easy to drink, making it convenient for everyday use. I haven’t tried using a shaker so can’t comment on how well it mixes this way. Overall Experience Overall, Promix has completely changed my opinion of whey protein. The natural taste, smooth blending, and versatility make it a product I look forward to drinking rather than forcing myself to finish. Despite the higher price, it's been well worth it for me.
Alexandra B.
Verified Buyer
about 1 month ago

This flavour is absolutely sensational.

This flavour is absolutely sensational. Blended with some whole milk, smidge of maple syrup and ice, i genuinely feel like I'm having and indulgent treat. The best chocolate flavoured protein powder I've had by miles.
Rohit B.
Verified Buyer
about 2 months ago

Very high quality whey isolate,

Very high quality whey isolate, best flavour, no sweeteners. Best product I found in this category.
Paarth D.
Verified Buyer
about 2 months ago

Great tasting product

Great tasting product
1 / 8

Frequently asked questions

Every product undergoes our Healf Curation Process. With it, you can shop confidently knowing that every item has been tried and tested before it reaches you. Our Healf Curation Process includes three key steps: Brand Discovery, Expert Validation, and Community Testing. Through these, we assess quality, ingredients, effectiveness, and more, ensuring that every product empowers your wellbeing.

The Healf Source offers detailed insights into different aspects of wellbeing, as well as guidance, research, recipes, and more to help you invest in your personal wellbeing journey. You can also subscribe to our weekly newsletters for the latest updates at Healf and in the wellbeing industry. Subscribe via the sign-up block at the bottom of this page.

We love people who check ingredients as carefully as we do, so you'll find detailed information about the ingredients used on every product page (where applicable). If you see something you'd like to flag with us or have additional questions, please don't hesitate to get in touch—we'd love to hear from you.

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Healf Curation Process™

Every product undergoes our rigorous Healf Curation Process, ensuring you are always getting the best when it comes to your wellbeing.

The Discovery

The Discovery

Our approach keeps us at the forefront of wellbeing. With our global network of health professionals and AI-powered trend analysis, we curate the leading supplements, tools, and tech that pioneer the industry.

Expert Validation

Expert Validation

Each product at Healf is carefully examined by a panel of industry specialists—including dieticians, personal trainers, psychologists, and sleep experts—to ensure it meets our high standards for quality, efficacy, and ingredient formulations.

Community Testing

Community Testing

By collaborating with a dedicated group of customers who test and review each product, we ensure that only those truly beneficial to your wellbeing are offered here at Healf.

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