Your protein.
Personalized.
Pre-portioned. Just add water. Shake and go.
Real fruit flavours, zero artificial ingredients. Science-backed formulas sealed in a 16 oz bottle, built for people who refuse to compromise on what goes in their body.
Process
Three steps to your formula
01
Take the Quiz
Answer 5 short questions about your goals, lifestyle, and preferences. Takes under 2 minutes.
02
Get Your Formula
Our algorithm, verified by nutrition experts, assembles a protein blend calibrated to your exact needs.
03
Order and Enjoy
Mix and match flavors, choose add-ons, and refine your formula anytime. Your body, your rules.
Why Bottein
Not your average protein brand.
Real Fruit Powder
Zero artificial anything.
Every flavor is crafted from real freeze-dried fruit. What you taste is what's in the bottle. Nothing more.
AI Formulation
Precision you can't get at GNC.
Your formula is built from clinical dosing data, then verified by registered nutritionists before it ships.
Mix and Match
Never get bored again.
Pick up to 3 flavors per bottle. Rotate them each month. Every order can be different, or exactly the same.
Product Builder
Design your formula from scratch.
Choose your base, pick up to three flavors, and layer in functional add-ons like creatine, collagen, or omega-3. Watch your nutrition panel update in real time.
Open BuilderYour bottle preview
Est. per bottle
28g protein, 151 kcal
Early Feedback
What our testers say
“Finally something that doesn't taste like chalk. The mango-vanilla combo is genuinely good.”
Priya S.
Product designer, 26
“I picked Sleep and Recovery and the formula came back with collagen and the right sleep support. It knew exactly what I needed without me having to explain anything.”
Jamie L.
Developer, Toronto
“I love that it's Canadian and actually clean. I've been using it for three months and my afternoon crashes are gone.”
Chloe M.
Marketing lead, 24
Limited Early Access
Be first in line.
We're launching to a small group first. Drop your email and we'll let you know when your bottle is ready to build.
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