Lose the Lactose.

Stay classy, not gassy. We’ve got specially-formulated, lactose-free protein powder so you can skip the digestive discomfort, and just enjoy the great taste.
Get Started

Lose the Lactose.

Stay classy, not gassy. We’ve got specially-formulated, lactose-free protein powder so you can skip the digestive discomfort, and just enjoy the great taste.
Get Started

Lactose-Free

Our whey protein isolate is so finely filtered that it contains virtually no lactose. However, if you’ve got a particularly acute lactose allergy, we’ll hook you up with a 100% plant-based blend.

Personalized For You

There's no best protein powder, but there is a best protein powder for you. Complete our free quiz and we’ll calculate the exact ratio of ingredients you need to reach your goals.

No Fillers or Binders

We keep it simple with clean, honest ingredients in the ratios that are right for you. That means no fillers, binders, or artificial flavors and sweeteners – not now, not ever.

Lactose-Free Protein Powder

30 Servings. Delivered to Your Door.
Take the Quiz

We're different
because you're different

There is no best protein powder, but there is a best protein powder for you. Losing weight? Building muscle? Vegan? Let Gainful calculate the exact ratio of ingredients you need to reach your goals.
Take the Quiz

How it works

Tell us about yourself

Take a few minutes to fill out the quiz.

Review your blend

We'll immediately calculate your perfect blend.

Free Shipping

Order your supply of protein powder.

Gainful customers have access to a Registered Dietitian

Unlimited access to your
Registered Dietitian

Gainful is more than just protein powder. Curious about an ingredient or simply want to set a realistic weight loss goal? Connect for free with your very own Dietitian - whenever it's convenient for you.
Take the Quiz