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If you are serious about building your muscles naturally, especially if you are an exercising beginner or an athlete, then whey protein is a perfect supplement to add to your training program.
The Best Whey Protein Powders
- Best Overall Whey Protein Powder: Optimum Nutrition
- Cheapest Whey Protein Powder: BPI Sports ISO HD
- Best Tasting Whey Protein Supplement: BSN Syntha-6
- Best Whey Protein for Quick Absorption: Dymatize ISO100
- Best Lactose-Free Whey Protein Formula: MuscleTech Phase8 Protein Powder
- Best Keto-Friendly Whey Protein Powder: Isopure Whey Protein Isolate
- Best Vegan Whey Protein Powder: Nuzest Clean Lean Protein
Top 7 Whey Protein Powders (November 2024)
1 - Optimum Nutrition Gold Standard 100% Whey (Best Overall)
- Price per serving : $1.06
- Key ingredients : Whey Protein Isolates, Whey Protein Concentrate, Whey Peptides
- Flavors : Chocolate Coconut, Vanilla Ice Cream, Double Rich Chocolate, and many more
- Third-party tested : Yes
Pros and Cons
Pros
- Contains a full day’s supply of BCAAs
- Low in calories and cholesterol
- 24 grams of whey protein per serving
- Essential lean muscle mass support before and after your workout
Cons
- Contains artificial flavors
Who is it for?
Who is it for?
- Athletes and bodybuilders
- Those seeking a variety of flavors and a reliable protein source
Who is it not for?
- Those avoiding artificial flavors and sweeteners
Final Verdict
This protein powder is widely trusted for muscle recovery and growth, offering a vast array of flavors and high mixability. A solid choice for regular trainers seeking quality and taste.
Optimum Nutrition's Gold Standard 100% Whey Protein Powder, a staple in my fitness regime and client recommendation list accelerates recovery and muscle growth.
Its ultra-filtered formula, rich in BCAAs, suits various diets with its low-carb, low-calorie profile and gluten-free ingredients.
In my experience and tests, the 5.5 grams of BCAAs per serving significantly boost muscle recovery and resilience, crucial for escalating workout intensity and frequency.
Offering over 20 flavors, this cost-effective and reliable powder outperforms many competitors, making it a preferred choice in whey protein.
2 - BSN Syntha-6 (Best Tasting)
- Price per serving : $0.71
- Key ingredients : Whey Protein Concentrate, Whey Protein Isolate, Casein
- Flavors : Vanilla, Chocolate, Cake Batter
- Third-party tested : No
Pros and Cons
Pros
- 10 grams of essential amino acids in each serving
- Considered a reliable protein shake in the market.
- Low in trans-fat and calories
- No artificial sweeteners
Cons
- Contains soy and dairy
Who is it for?
Who is it for?
- Individuals looking for taste and mixability
- Those who appreciate a protein blend including casein for sustained release
Who is it not for?
- Dieters or those on strict low-carb, low-fat regimes
Final Verdict
SYNTHA-6 is ideal for those who want a delicious, milkshake-like experience without a strict macronutrient limit. Not the best for cutting phases due to higher fat and carb content.
Discovering Syntha-6 from BSN was a breakthrough in my search for a post-workout shake that feels indulgent. As a health and performance coach, I've found its inclusion in our top three well-deserved.
Each serving packs 22 grams of protein and 10 grams of essential amino acids, including BCAAs like valine, leucine, and isoleucine. These are crucial for repairing and building stronger muscle tissue, a fact emphasized by our dietitian.
3 - Dymatize ISO100 Hydrolyzed Whey Protein (Best for Quick Absorption)
- Price per serving : $1.15
- Key ingredients : Hydrolyzed Whey Protein Isolate, Whey Protein Isolate
- Flavors : Gourmet Chocolate
- Third-party tested : Yes
Pros and Cons
Pros
- 5.5 grams of BCAAs per serving
- 100% pure whey protein isolate
- Safe for those who are lactose intolerant
- Lots of flavors to choose from
Cons
- Contains sucralose
Who is it for?
Who is it for?
- Serious athletes and bodybuilders
- Those requiring rapid absorption post-workout
Who is it not for?
- Those with a preference for less processed food or non-hydrolyzed proteins
Final Verdict
ISO100 is an excellent choice for high-performance athletes who need quick muscle recovery due to its hydrolyzed protein that speeds absorption. Ideal for lean muscle development.
A colleague at Total Shape, an athlete, consistently uses Dymatize 100% whey protein during his cutting phase. I've witnessed its transformative effects on his physique firsthand.
Dymatize ISO100H, made from pure whey protein isolate, provides 5.5 grams of essential BCAAs per serving, rapidly aiding muscle repair after intense workouts. These BCAAs contribute to building stronger, leaner muscles, fostering steady gym progress.
As a health and performance coach, I've observed similar positive outcomes in my clients, attesting to ISO100's efficacy.
ISO100 Hydrolyzed Whey Protein is notable for being lactose and gluten-free, containing minimal sugar and fat, and maintaining a 2:1:1 BCAA ratio.
It's perfect for enhancing workout drinks, turning them into tasty vanilla milkshakes. Although some find it sweet, it's ideal for those who prefer a sweeter flavor.
Due to these distinctive features, we've listed ISO100 as one of the best lactose-free whey protein powders, a decision supported by its popularity with my clients.
4 - MuscleTech Phase8 Protein Powder (Best Lactose-Free)
- Price per serving : $0.86
- Key ingredients : Whey Protein Concentrate, Whey Protein Isolate, Casein
- Flavors : Milk Chocolate
- Third-party tested : No
Pros and Cons
Pros
- Releases the whey proteins you need over 8 hours
- Helps enable optimal use of BCAAs.
- 97% Whey protein isolate
Cons
- Not for the lactose intolerant
Who is it for?
Who is it for?
- Those needing sustained protein release
- Multi-source protein seekers for overnight muscle repair
Who is it not for?
- Those preferring solely whey isolate
Final Verdict
Phase8 offers a versatile protein blend that supports muscles for hours, making it excellent for recovery, especially overnight. Its blend suits those needing continual protein supply.
While Muscle Phase8 is 97% whey protein isolate, there are other high-value sources on tap as well to provide a well-balanced protein dose that will address a range of physiological needs.
5 - Isopure Whey Protein Isolate (Best Keto-Friendly)
- Price per serving : $1.30
- Key ingredients : Whey Protein Isolate
- Flavors : Unflavored
- Third-party tested : No
Pros and Cons
Pros
- 100% pure whey protein isolates
- Contains numerous vitamins and minerals
- Lactose and gluten-free
- Keto-friendly
Cons
- Contains artificial flavors and sucralose
Who is it for?
Who is it for?
- Keto dieters and low-carb lifestyles
- Those seeking pure protein without additives
Who is it not for?
- Those who prefer protein with flavors or sweeteners
Final Verdict
Isopure is perfect for those on ketogenic diets or needing high protein with zero carbs. It’s pure, simple, and effective but lacks the taste satisfaction of other powders.
I appreciate that Isopure whey protein isolate is free from artificial flavors and sweeteners, offers 25 grams of protein per serving, and is dairy and gluten-free, aligning with low greenhouse gas emissions and environmental friendliness.
As a high-quality, keto-friendly powder, it mixes smoothly with various liquids and has a pleasant taste.
Its zero carbs and fat, low calories, and inclusion of vitamins A, C, B6, and B12, are impressive, promoting overall health.
This aligns well with the health and wellness goals I set with my clients.
If you're looking for a protein powder that easily goes down and will enable you to build stronger, leaner muscles, you'll likely find that with Isopure.
6 - Nuzest Clean Lean Protein (Best Vegan)
- Price per serving : $2.08
- Key ingredients : Pea Protein Isolate
- Flavors : Natural (unflavored)
- Third-party tested : No
Pros and Cons
Pros
- 19 grams of protein per serving
- Sourced from organically grown peas
- Naturally full of branched-chain amino acids
- Free of gluten, soy, lectin, dairy, and GMOs
Cons
- You might need 2 scoops instead of 1
- The flavor isn’t going to produce a lot of smiles
Who is it for?
Who is it for?
- Vegans and vegetarians
- Those with allergies to dairy, soy, and gluten
Who is it not for?
- Those preferring a creamy, rich-tasting protein shake
Final Verdict
Nuzest serves well for those with dietary restrictions or preferring plant-based supplements, though its flavor and texture may not appeal to all. Great for clean diets.
Clean Protein stands out with its organic pea origin, making it an ideal 100% vegan and vegetarian whey protein powder.
It's enriched with BCAAs, aiding in quicker recovery and lean muscle development.
Free from allergens and artificial additives, this milk protein isolate is heart-friendly, containing no cholesterol or trans fats.
In my experience as a health and performance coach, trying Nuzest was enlightening. It's not about taste, but effectiveness.
I noticed more defined muscles and faster recovery. My clients reported similar benefits, affirming its efficacy.
7 - BPI Sports ISO HD (Cheapest Value)
- Price per serving : $0.67
- Key ingredients : Whey Protein Isolate, Hydrolysate
- Flavors : Chocolate Brownie
- Third-party tested : No
Pros and Cons
Pros
- 100% whey protein isolate & hydrolysate (25 grams of protein)
- Can be absorbed by the body quickly
- Keto diet friendly - Only 3 g of carbs per serving
- Great price for the dollar per serving ratio
Cons
- Contains high fructose corn syrup
Who is it for?
Who is it for?
- Those looking for rapid absorption
- Low-carb dieters seeking high protein efficiency
Who is it not for?
- Those cautious about artificial ingredients and sweeteners
Final Verdict
BPI Sports ISO HD is engineered for fast digestion and is ideal for post-workout recovery. It’s effective for lean muscle gains but may be unsuitable for those avoiding artificial components.
BPI Sports ISO HD Whey Protein Powder is notably low in carbs, free of trans fats, and delivers 25 grams of protein per serving.
From my testing, it blends smoothly with various liquids and effectively aids muscle-rebuilding post-gym sessions. Over three weeks, it significantly reduced my recovery time.
This powder actively works post-workout to enhance muscle size, strength, and leanness, minimizing soreness for your next gym session.
However, its inclusion of high fructose corn syrup, linked to weight gain, high blood pressure, and type 2 diabetes, is a notable drawback.
How We Picked These Products
In our search for the best whey protein powders, my team and I employed a detailed and specific approach:
- Protein Content: We prioritized high protein yield per serving, essential for muscle growth and repair.
- Ingredient Quality and Additives: Our focus was on powders with clean, minimal ingredients. We avoided products with unnecessary fillers or artificial sweeteners, ensuring a pure protein source.
- Brand Reputation and Reviews: We delved into customer feedback and the brand's history. This helped us assess the reliability and trustworthiness of each product.
- Price and Value for Money: It was important to include options that offered great value. We sought a balance between cost and effectiveness, catering to various budgets.
This rigorous selection process was guided by the goal of recommending whey protein powders that not only meet nutritional needs but also align with diverse health and fitness goals, ensuring our readers get the best options available.
What to Look for in Whey Protein?
Here are the things you should look for in a whey protein powder:
Flavor: Popular choices like chocolate or vanilla are versatile for shakes, smoothies, and even baking.
For more adventurous flavors, try small samples first. Enhance taste and nutrition by blending with superfoods like chia seeds or kale.
2. Ingredients: Prioritize whey as the primary ingredient and seek natural components, including essential vitamins, minerals, added greens, and probiotics. Essential for muscle support, ensure the presence of BCAAs (leucine, isoleucine, valine).
Choose powders with under 150 calories, below 10 grams of carbs, and at least 3 grams of fiber per serving, favoring natural sweeteners.
3. Amount of protein per serving - For regular exercisers, aim for 1.1 - 1.4g of protein per kilogram of body weight daily, and 1.5 - 2g for heavy-endurance training.
Select powders offering at least 20 grams of protein per serving for muscle building.
4. Third-party tested for quality assurance - Since the FDA doesn't regulate protein powders, verify third-party testing, such as Informed Choice or NSF Certified for Sport, for product safety and purity.
Additionally, consider the ethical sourcing of whey, focusing on animal welfare and fair trade practices.
See our other recommended protein powder's buyer's guide:
- Protein Powders After Weight Loss Surgery
- Protein Powders for Elderly and Seniors
- Best Cheap Protein Powders
- Best Protein Powders for Pregnant Women
Types of Whey Protein
Organic whey, alongside casein, is a primary protein in milk. Pure whey powders are rich in lactose, proteins, and fats.
Three main types of whey protein are:
For more info, read the post on: Understanding the big difference between whey protein concentrate and isolate.
Both whey protein concentrate and isolate are already fast-digesting, so a whey protein hydrolysate, which digests minimally faster, may not be worth the taste tradeoff and extra cost for the small benefit.
- Jeff S. Volek, Ph.D., R.D., Nutrition Express
Whey vs Casein Protein
Whey and casein, both derived from milk, have distinct roles in protein supplementation.
Whey, the 'fast' protein, rapidly assists in muscle building post-workout through protein synthesis without affecting protein breakdown.
Casein, the 'slow' counterpart, helps prevent muscle loss over extended periods. It also reduces protein breakdown but has minimal impact on protein synthesis.
So why are some people in the fitness world trying to pit casein and whey against each other? It makes little sense because they both cancel out each other's weaknesses. That said, consider investing in a quality casein protein powder as well.
6 Health Benefits of Whey
1. Boosts Muscle Size And Strength - Whey protein helps build strength and muscle size and countless studies show that people who take whey protein supplements have increased muscle protein synthesis.
This means that if you hit a strength plateau in your workout, whey protein powder will likely get you over the hump.
2. Helps Burn Fat While Maintaining Muscle Mass - When you exercise, you are putting your body in a catabolic state (i.e. breaking down muscle tissue).
Research published by Nutrition and Metabolism shows that taking whey protein powder post-workout helps burn fat while preserving lean muscle mass [1].
3. Decreases Appetite - One study showed that people who drank 50 grams of whey protein had drastically reduced their levels of ghrelin (a hormone that stimulates your body to eat) up to 4 hours after drinking it. This can be relatively beneficial, especially if you're a big snacker.
4. Boosts Immune System - Protein powder revitalizes the immune system. Additionally, studies by the Journal of Applied Physiology show that exercise has a positive effect on your immune system [2]. So as flu season approaches, make sure to exercise and try using whey as your medicine.
5. Alleviates Stress - If you have been heavily stressed lately, I suggest you turn to whey protein powder for relief. Research suggests that individuals who consume whey protein express fewer symptoms of depression and a better mood than those who don't consume it.
6. Aids In Cancer Prevention - Does cancer run in your family? If so, then investing in whey protein powder may be a lifesaver. Several studies show that whey and other dietary milk products may aid in fighting cancer.
While you should get regular screenings for cancer (especially if it runs in your family), studies published in the National Library of Medicine show that whey protein can help prevent it [3].
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FAQs
How Much Whey Protein Powder Should You Drink Per Day?
You should drink no more than 1 to 2 scoops of protein powder per day (1 to 2 protein shakes). As you get a better sense of how whey interacts with your system, you can up your dosage to 3 to 4 scoops.
Remember, grass-fed whey protein powder is a supplement, not a substitution for real food or even a muscle mass gainer shake.
When Should You Take Whey Protein?
You should take whey protein 30 minutes before your workout and within 30 minutes after your workout. The reason for this is to maximize muscle protein synthesis, also called the muscle building phase.
But you can also take it with breakfast, especially for those who struggle to have a protein-rich meal first thing in the morning. It can definitely give you an extra energy boost and stable blood sugar levels throughout the day.
Are There Any Side Effects To Taking Whey?
There are little or no side effects to taking a moderate dosage (1 to 2 scoops) of whey. However, if a person is allergic to milk protein, they shouldn't take whey protein supplements. Also, taking too many doses of protein supplements can cause:
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To avoid these issues, limit your protein supplements intake to 1 to 2 scoops per day, preferably around the time you workout.
What Should You NEVER Do To Whey?
You should never do these to whey protein concentrate:
- Expose the whey protein concentrate to high temperatures and direct sunlight for extended periods
- Leave in a hot car, next to the oven in the kitchen, or any other source of heat
- Use in recipes that use high heat (muffins, pancakes, etc.) as this may denature the protein
Any Differences In Whey Protein Powders For Men And Women?
There is no difference in whey protein powders for men and women. Whey protein powders for women and men have the same purpose—providing an adequate amount of protein.
See related posts:
How Often Can I Take Protein Powders?
You can take protein powders as often as twice daily. Even the best protein powders don't contain essential vitamins, minerals, and other antioxidants, so it's best to use them only as a protein and amino acids boost during meals or snacks.
It's never a good idea to treat many protein powders as a meal replacement shake because that might just ruin your weight loss or fitness efforts with that level of protein intake.
The good news is that it's quite easy to incorporate complete protein powders into your regular meals and snacks so make sure to choose neutral-flavored ones to prevent taste and texture issues.
What is the Best Whey Protein Powder?
After extensive testing and comparison of 40 whey protein powders, my team and I confidently recommend Optimum Nutrition Gold Standard as the top choice.
Its impressive blend of 24 grams of protein per serving, low calorie, and carb content, and rich BCAA profile stood out.
In our rigorous trials, it consistently enhanced muscle development and recovery, surpassing other contenders.
Based on our collective experience, research, and client feedback, Optimum Nutrition Gold Standard is the most effective and reliable option for those serious about their fitness and muscle-building goals.
Our #1 Whey Protein
Optimum Nutrition Gold Standard 100% Whey (Best Overall)
Rated With Total Shape's Scoring System
- Contains a full day’s supply of BCAAs
- Low in calories and cholesterol
- 24 grams of whey protein per serving
- Essential lean muscle mass support before and after your workout
- Contains artificial flavors
About The Author
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I’m looking for the best whey protein for men because the old supplement I was taking gives me an upset stomach. I’m now taking ON Gold Standard as recommended and I feel more energized during workouts. No upset stomach for me anymore. Glad I found you guys!
The most popular whey protein: Optimum Nutrition Gold Standard 100% Whey!
What’s the best whey protein for you this 2021? Is it still the same?
I love the taste of vanilla in my powder. Optimum Nutrition is great for digestion.