Signature 100% Whey Protein
Bodybuilding.com Signature

Signature 100% Whey Protein

25g of Muscle-Building Whey Protein*
Blend of 3 Types of Whey for Ultimate Muscle Growth and Recovery*
8.8  out of 10  (587 Reviews)
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Product Overview

Bodybuilding.com Signature 100% Whey Protein

Whey protein is the most important weapon in your muscle-building arsenal. It promotes muscle growth, counteracts muscle breakdown, and supports your workout recovery.*

Bonus: It’s also easy to digest and a source of powerful BCAAs.* Our Signature 100% Whey Protein combines three hard-hitting types of protein in one powerful blend. It’s perfect first thing in the morning, between meals, and especially after your workout. It’s so delicious, it’ll also slay that sweet tooth!

Bodybuilding.com Signature 100% Whey Protein tub

WHEY BLEND BREAKDOWN

25g Whey Protein. 6g Hydrolysate. 13g Isolate. 6g Concentrate.

WHEY ISOLATE

Great for low-carb diets, low in fat, and easily digested.*

WHEY CONCENTRATE

Concentrate has a more balanced amount of proteins, carbs, and fats to fuel your workouts.*

WHEY HYDROLYSATE

This whey protein has been hydrolyzed, or broken down into strings of amino acids called peptides, for even faster absorption than standard whey!*

DIGESTIVE ENZYMES

These enzymes help with the digestion of your protein.* In fact, they are clinically studied and shown to increase the uptake of amino acids into the blood by 20% compared to whey protein given alone.*

Bodybuilding.com Athlete

A signature is a promise. A symbol of your identity. Your mark on the world. In 1999, Bodybuilding.com was founded on a single promise: Trust. It’s who we are and it’s in our blood. Our Signature line is built on the same promise. Every product is no-BS, transparent, filler-free, and formulated with effective doses of research-backed ingredients you can trust. We create the highest quality supplements, so you can focus on leaving a mark of your own.

TOTAL TRANSPARENCY

Signature products are formulated with high quality ingredients at effective doses that we’re proud to share with you. We don’t hide anything in a “proprietary blend”, so you always know exactly what you’re putting into your body.

EFFECTIVE DOSES

An effective dose is the amount of an ingredient that has been shown to deliver results. Some supplement brands add a sprinkle of an ingredient just so they can say it’s in the product. Signature supplements always include enough to get the job done.

RESEARCH-BACKED INGREDIENTS

Trendy, flash-in-the-pan ingredients come and go. But time-tested, gym-proven ingredients are what you need to help you achieve your fitness goals. That’s what you’ll find in Signature products because that’s what works.

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Bodybuilding.com Signature

Ratings & Reviews

Overall Rating
8.8
587 Ratings
Verified Buyer Rating
8.8
504 Ratings
Average Flavor Rating
8.8
6 Flavors
Top Rated Flavor
9.8
Oatmeal Cookie
By clicking the button above, you agree to entering the Bodybuilding.com Reviews section. Products in the Store are not intended to diagnose, treat, cure, or prevent any disease.
Aug 18, 2019
10
Verified Buyer
  • 10 Oatmeal Cookie

Seriously. If I could give it more than 10 I would. Best tasting protein around. Bars are excellent also. Bb has ALOT to work on when it comes to their pre and amino flavors but protein products are delectable

Aug 18, 2019
10
Verified Buyer
  • 10 Oatmeal Cookie
  • 9 Chocolate
  • 9 Vanilla

These mix very well with a little Greek Gods yogurt and milk for my morning shake. I use the oatmeal, vanilla, and chocolate for baking into protein cookies as well. I'm almost 50 so I need the protein without teenager calorie levels. Thanks BB for a great product at a fair price.

Aug 18, 2019
10
Verified Buyer
  • 10 Vanilla
  • 10 Oatmeal Cookie

🔥🔥🔥

Aug 15, 2019
10
Verified Buyer
  • 10 Birthday Cake
  • 10 Oatmeal Cookie
  • 9 Vanilla
Aug 12, 2019
4
Verified Buyer
  • 3 Strawberry

I got the strawberry flavor but when I opened it, it smelled kinda chemically. The chemical smell didn't affect the flavor of it, but it just wasn't what I expected. I used a mixing bottle at first and it was really clumpy, so I put it in the blender, and then it was just really thick. I've been using Syntha 6 for a while, but I just wanted to try something different, & while this wasn't the worst protein powder I've ever had, I think I'll be going back to the Syntha 6.

Aug 10, 2019
9
Verified Buyer
  • 9 Oatmeal Cookie

I decided to try the BB signature whey after needing a change from my normal ON Gold Standard Whey... and I am happy I gave it a shot! THE OATMEAL COOKIE is so good!! It really taste like an oatmeal cookie! It’s a very sweet cinnamon vanilla oatmeal taste. I love it. The flavor is strong enough to mix with an almost full shaker of water. I don’t bloat or get any stomach issues with this product! Try the oatmeal cookie if you like a delicious, sweet, flavorful protein! Mmmm 🍪

Aug 10, 2019
10
Verified Buyer
  • 10 Oatmeal Cookie
  • 9 Birthday Cake
  • 10 Strawberry
  • 10 Vanilla
  • 7 Chocolate
  • 7 Mocha Cappuccino

Ive been using Signature 100% Whey for a while now and i highly recomend this product! The price, great. Flavor, most are amazing(some can be a tad sweet but adding more liquid solves that), i did find the mocha and chocolate to have a slightly odd after taste but there are plenty other flavors to get, mixes very easy without clumps in a smart shaker and does what is should in helping recovery and lean muscle growth. Also i have had others try this that have had gut issues with other brands of protein and they have switched to Signature 100% Whey because this doesn't give them those issues! So for the price, the servings you get and the points i listed i give this a 10/10 and highly recomend you try it.

Jul 31, 2019
5
 
  • 8 Chocolate
  • 6 Vanilla

Effective protein with limited fillers, however it is one of the worse mixing proteins I've ever encountered. Mesh filter bottles are more effective than blenders but lumps and pure powder. A magic bullet or traditional blender is more effective. If you are used to ON Gold Standard Whey, this is meteorically inferior in mixability. Vanilla is subpar, Chocolate is average in taste.

Jul 30, 2019
10
Verified Buyer
  • 10 Oatmeal Cookie

This is by far the most delicious protein mix I have ever purchased! I get excited for my morning workouts so I can drink my protein afterward.

Jul 29, 2019
5
Verified Buyer
  • 8 Chocolate
  • 6 Strawberry

Guaranteed not as many serving as they say, ordered these 2x with casein at the same time and the weigh said it had 10 servings more, when I got top the bottom of the weigh, I still had multiple servings of the casein. Good protein, but they straight up lie about servings

Jul 27, 2019
8
Verified Buyer
  • 9 Oatmeal Cookie
  • 8 Strawberry
  • 7 Mocha Cappuccino

Decent protein with decent flavors. Bought more than once. Oatmeal Cookie - Very sweet and can taste some cinnamon Mocha - Has a nice coffee taste Strawberry - It's pink

Jul 25, 2019
9
Verified Buyer
  • 3 Strawberry
  • 9 Birthday Cake
  • 10 Chocolate
  • 10 Vanilla
  • 10 Mocha Cappuccino

I've used every flavour except the Oatmeal Cookie and loved them all, EXCEPT when I took a risk on the Strawberry flavour (I didn't even think I was taking a risk because of how good all the other flavours were). It tastes like children's cough medicine with an extra dose of artificial sweetener. While this product mixes well and is functionally a great product, probably one of the best proteins I've used, stay away from the strawberry flavour. I now have 2.2lbs of it that I'll choke down before I place another order and due to how bad it tastes, that might be a long, long time.

Jul 25, 2019
10
Verified Buyer
  • 10 Oatmeal Cookie

So so so delicious, no gross sweetener taste, flavor is very true to the name, mixes great..... first time using but not the last!

Jul 24, 2019
7
Verified Buyer
  • 7 Chocolate

I've purchased their Vanila Signature When Protien before which loved and the taste was amazing. The quality of the protien I think is awesome and it works well after my long training runs. My last order I ordered another Vanilla but it was Chocolate inside and not the Vanilla flavor, due to a stock distribution error. I decided to keep but I will say the Chocalate flavor to me is just awful, I've had it 4 times and I think I will pass it on to my cousin. Thier Signature Series Protien is awesome just the Chocolate flavor is subpar to me.

Jul 21, 2019
10
Verified Buyer
  • 10 Oatmeal Cookie

I need this flavor in a 10lb. bag stat! Best flavor I’ve ever had.

2 Sizes
2 Lbs.
Choose a Size
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6 Flavors
Birthday Cake
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Price: $26.99  ($1.00 / Serving)
Flavor Rating: 9.3

What's in Bodybuilding.com Signature Signature 100% Whey Protein

2 Lbs. Birthday Cake
Serving Size (34g)
Servings Per Container27
Amount Per Serving
Calories 130       
% Daily Value *
Total Fat 2 g 3%
Saturated Fat 1 g 5%
Trans Fat 0 g       
Cholesterol 50 mg 17%
Sodium 180 mg 8%
Total Carbohydrate 3 g 1%
Dietary Fiber 0 g 0%
Sugars 2 g       
Includes 1g Added Sugar 2%
Protein 25 g 50%
Vitamin D 0 mcg 0%
Calcium 124 mg 10%
Iron 0 mg 0%
Potassium 179 mg 4%
* The % Daily Value (DV) tell s you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.
Ingredients:
Whey Protein Isolate, Whey Protein Concentrate, Whey Protein Hydrolysate, Birthday Cake Flavorettes (Sugar, Corn Syrup, Corn Cereal, Corn Starch, Hydrogenated Palm Oil, Natural and Artificial Flavor, Red #40, Yellow #6, Blue #1, Yellow #5), Natural and Artificial Flavor, Gum Blend (Cellulose Gum, Xanthan Gum, Carrageenan), Salt, Sunflower Lecithin, Dipotassium Phosphate, Sucralose, Lactase, ProHydrolase®, Acesulfame Potassium.
Contains Milk.

Directions For Signature 100% Whey Protein: Mix one scoop (34 grams) with 6 ounces of water, milk, fruit juice or your favorite beverage. Ideally take one serving immediately following your workout. To modify the consistency of your protein, increase or decrease the liquid level to your liking.

Warnings: Use this product as a food supplement only. Do not use for weight reduction.

* These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.