What is the best whey protein?

Introduction: why there is so much confusion and why choosing well matters

With hundreds of brands and types of whey protein available, it is not surprising that the question arises: which is the best whey protein? 

Choosing a quality protein will help you get more out of your training, improve recovery, and support digestion. Next, we will look at what to consider when choosing a good protein and the different options available on the market. 

What is whey protein and why is it used?

Whey protein (or milk whey protein) is one of the most complete and bioavailable protein sources available. It is obtained from the residual whey left after milk coagulation during cheese production.

Its high content of essential amino acids, especially leucine, makes it one of the most effective sources for stimulating muscle protein synthesis (Phillips et al., 2017). It is also rapidly absorbed, making it ideal to consume after training, when the muscles are more receptive—the famous anabolic window.

According to recent studies, consuming whey protein can improve body composition, increase lean mass, and promote post-exercise recovery (Tang et al., 2022).

Types of whey protein: concentrate, Isolate, and hydrolyzed

Type	Features	Advantages	Limitations
Whey Protein	70–80% protein, with some fat and lactose	Good taste, affordable price	May cause digestive discomfort if you are sensitive to lactose
Whey Isolate (Isolate)	>90% protein, with almost no fat or lactose	Purer and lighter	More expensive
Whey Hydrolyzed (Hydrolyzed)	Predigested using enzymes	Fast absorption, ideal for people with intolerances	Bitter taste and higher price

In general, Isolate is the best option if you are looking for purity and good digestibility, while concentrate is sufficient for most users who do not have digestive issues or lactose intolerance.

Key criteria for choosing the best whey

Protein content

Look for a protein with at least 20–24 g per serving, which is usually about 30 grams of product.

Ingredients and purity

Less is more: a good whey should contain few ingredients (protein source, flavoring, and sweetener). Avoid products with added sugars, vegetable oils, or artificial thickeners.

Digestibility and tolerance

If you are sensitive to lactose, prioritize isolates or hydrolysates. Versions with digestive enzymes (such as DigeZyme®) facilitate absorption and reduce gastrointestinal discomfort (Martínez-Silva et al., 2020).

Flavor and solubility

A protein that does not dissolve well or leaves lumps ends up being impractical. Formulas with good solubility allow you to use it with both water and plant-based milk without losing texture.

Certifications

Choose brands with third-party testing or certifications such as Good Manufacturing Practice (GMP) or Informed-Sport, which guarantee product purity and safety.

The best whey proteins on the market 

Whey Protein80  Moremuscle 

Moremuscle's Whey Protein is made with Lacprodan®, a high-quality raw material obtained through low-temperature ultrafiltration, which preserves the protein's biological value.

 Each 30 g serving provides around 22 g of protein, with low fat and sugar content. It also includes DigeZyme®, a complex of digestive enzymes that improves absorption and reduces possible discomfort. Its blend of whey concentrate and isolate makes it a balanced and effective option to support muscle development and recovery.

Benefits:

• Good digestion thanks to DigeZyme®.
• Excellent value for money
• Pleasant flavor, a variety of flavors, and a light texture.
• Use of high-quality raw materials with quality seals such as Lacprodan®.

Featured alternatives

• BIG CFM ISO Zero: high-quality whey isolate. It uses cold microfiltration (CFM) and contains < 0.5 g of lactose per 100 g, with no added sugars.
  

• Amix Isoprime CFM: 90% isolate protein. It stands out for its rapid absorption and purity, and is formulated to provide very good digestive tolerance.

All of them have been shown to be effective in improving muscle recovery and protein synthesis (Jäger et al., 2023).

How to use whey protein to maximize results

It is important to know when it is most beneficial to take protein, how much to use, and above all, the different options for combining it with other foods depending on the stage you are at. 

 When to take it

• After training, within the following 60 minutes.
  
• At breakfast or between meals, if you find it difficult to reach your daily protein intake.
  
• Before bed, if your last meal was several hours ago.

Recommended dosage

Between 25 g and 30 g of protein per serving, adjusting according to your body weight and diet. Evidence suggests a total daily intake of 1.6 to 2.2 g of protein/kg of body weight to stimulate muscle gain (Morton et al., 2018).

How to combine it

You can mix it with water, plant-based milk, oats, or fruit. During muscle-gain phases, you can combine it with fast-absorbing carbohydrates (such as oat flour or rice cream) to support recovery (Phillips & Tang, 2019) and add more calories more easily, especially if you have a poor appetite. 

Conclusion

There is no perfect whey protein for everyone; you should choose the one that best suits your goals, budget, and digestion.

If you are looking for a complete, balanced option, Moremuscle Whey Protein80 offers good quality, flavor, and a fairly affordable price.

If, on the other hand, you need greater purity due to digestive issues or if you have lactose intolerance, isolates or hydrolysates are the options you should prioritize most.

Remember that the key is to maintain a complete diet and train consistently. Whey protein is just a supplement that will help you progress.

References 

• Jäger, R., Kerksick, C. M., Campbell, B. I., Cribb, P. J., Wells, S. D., Skwiat, T. M., … & Arent, S. M. (2023). International Society of Sports Nutrition Position Stand: Protein and Exercise. Journal of the International Society of Sports Nutrition, 20(1), 1–25. 
• Martínez-Silva, M., Ramírez-Cortés, E., & Torres-Mendoza, M. (2020). Effect of digestive enzymes on the bioavailability of whey proteins. Revista Mexicana de Nutrición Deportiva, 7(3), 22–29.
  
• Morton, R. W., Murphy, K. T., McKellar, S. R., Schoenfeld, B. J., Henselmans, M., Helms, E., … & Phillips, S. M. (2018). A systematic review, meta-analysis and meta-regression of the effect of protein supplementation on resistance training–induced gains in muscle mass and strength in healthy adults. British Journal of Sports Medicine, 52(6), 376–384.
  
• Phillips, S. M., & Tang, J. E. (2019). Protein supplementation and muscular adaptation: Practical aspects for training and recovery. Nutrition & Metabolism, 16(1), 1–10.
  
• Tang, J. E., Moore, D. R., Kujbida, G. W., Tarnopolsky, M. A., & Phillips, S. M. (2022). Ingestion of whey hydrolysate, casein, or soy protein isolate: effects on mixed muscle protein synthesis at rest and following resistance exercise in young men. Journal of Applied Physiology, 133(4), 1105–1114.