Avoid Bloat
Fiber is vital for a healthy digestive system, and is lacking in most people’s diet. It supports regularity, proper microbial levels, and ease of eliminations.
Gut Friendly
Oat bran fiber supports satiation and nutrient absorption. It is also high in beta glucans, a prebiotic fiber shown to help improve cholesterol.
Getting in Your Fiber
We designed our products to be easy-to-mix, match, and modify — so your body gets what it needs to prepare, perform and recover.
- Getting in your Fiber
Start with 1 scoop and work up to as many as 4 scoops of fiber per day. Add to any liquid such as your Gainful Protein or Hydration. Has a mild, pleasant taste that mixes easily into any drink. The journey is just as vital as the end result. Progress is the point. Enjoy the gains as they come. - When to Take
We suggest mixing Fiber into your daily routine whenever it suits you best. - Keep it Consistent
Achieving your fitness goals requires consistent effort. Fueling your body with a regular supply of high-quality supplements and nutrition products can help you stay on track.
OUR PROMISE
EXPERT
DRIVEN
FORMULAS
CUSTOMIZE
FOR YOUR
GOALS
SUPPORTIVE
COMMUNITY
MADE FROM
CLEAN
INGREDIENTS
WHAT OUR CUSTOMERS ARE SAYING
Nicole D
Love gainful but also loved the advice from the RD!
12/09/23
Nikki B
The collagen is a great add to the protein powder.
12/09/23
Dan C
Great product, great taste, very effective
12/09/23
Nikki S
The fiber keeps me feeling full & helps my gut health.
12/01/23
Alan C
Great creatine at a great price, I can tell it is high quality and compared to others I've used.
11/23/23
Tommy C
So nice to be able to switch up the flavor day after day. Makes the morning protein shakes not so monotonous.
12/04/23
Stephanie K
I have digestive issues, and this is the first protein that does not give me any bloating or pain when I take it. Would recommend to anybody.
12/01/23
Jossy M
I’ve tried multiple protein powders on the market and find them to be too chalky and too sweet for my taste. This is a game changer! Light, airy, smooth - PERFECT!
12/03/23
Hagan S
The strawberry lemonade tastes so good with the strawberry pre-workout! Gets me ready for my workout
12/09/23
EXPERT FORMULATED
Backed by a Team of
Registered Dietitians and Sports Nutrition Experts
Formulating the best for you.
Limited Ingredient Formulas
All Function, No Fillers
Only Clinically-proven Ingredients
Highly Effective
Complete Your System
FAQ
What is Oat Bran Fiber?
Oat Bran Fiber is a dietary supplement made from the outer layer of oat grains. It's rich in soluble fiber, which supports digestive health, helps regulate blood sugar levels, and promotes heart health.
What are the benefits of taking Fiber?
Fiber supports healthy digestion, helps maintain healthy blood sugar and cholesterol levels, and promotes a feeling of fullness, which can aid in weight management.
How do I use Fiber?
Mix one scoop of Fiber with water, juice, or your favorite smoothie. You can also sprinkle it over yogurt or cereal. For best results, consume it daily.
Is the fiber flavored?
No, our Fiber is unflavored powder that can be mixed into any drink of choice.
Happiness Guarantee
Don't love your blend? We'll send you a new one. Always. We make your health and happiness our priority.
Choosing your protein base
Whey Based Blend
Classic formula that blends whey concentrate and whey isolate for a rich tasting protein
Plant-Based Blend
Made with organic pea protein + organic brown rice protein. Supports vegan and vegetarian diets.
Low Lactose Whey
Crafted from ultra-filtered whey protein isolate and fast-absorbing carbohydrates. 98% lactose-free to prevent bloating.
Ketogenic Blend
Help fuel your ketosis with this great-tasting blend of ultra-filtered whey protein isolate and MCTs. Made with virtually lactose-free and fast-digesting protein.
Choosing your protein base
Whey Based Blend
Classic formula that blends whey concentrate and whey isolate for a rich tasting protein
Plant-Based Blend
Made with organic pea protein + organic brown rice protein. Supports vegan and vegetarian diets.
Low Lactose Whey
Crafted from ultra-filtered whey protein isolate and fast-absorbing carbohydrates. 98% lactose-free to prevent bloating.
Ketogenic Blend
Help fuel your ketosis with this great-tasting blend of ultra-filtered whey protein isolate and MCTs. Made with virtually lactose-free and fast-digesting protein.
Choosing your flavor boosts
Change up your flavor daily. Our protein powder is intentionally flavorless, allowing you to customize your protein shake however you like. Simply add one of our 8 delightful flavor boosts whenever you prepare your shake.
1 flavor boost pack includes
7 single serving flavor sticks
FLAVOR BOOSTS
Nutrition Facts
Rich Cocoa
Sea Salt Caramel
Madagascar Vanilla
Caffé Mocha
Strawberry Cream
Chocolate Peanut Butter
Cookies & Cream
Cinnamon Toast
Variety pack consists of:
Rich Cocoa, Sea Salt Caramel, Madagascar Vanilla, Caffé Mocha, Strawberry Cream, Chocolate Peanut Butter, Cookies & Cream and Cinnamon Toast