From 100+ consumers*
Protein. Creatine. Pre-workout. Electrolytes.
All in one 330ml can. Finally.
Early subscribers get first access, exclusive launch pricing, and limited founder batch access.
Your Problem
Your supplement routine is broken
You've got a protein tub from three months ago in your cupboard, creatine you forget on rest days, a pre-workout that had you wired until midnight, and a BCAA bag you're not even sure you need. You spent £90–£120 on all of it. You use maybe half. Your training deserves better than that slow leak.
Whey Protein
-£30/mo
Creatine
-£20/mo
Pre-Workout
-£35/mo
Electrolytes/BCAAs
-£25/mo
TOTAL WASTE: £90-120/month
You're not maximising your potential because your supplements don't work.
It's because life got in the way.
The problem was never motivation. It was friction.
Our Solution
One serve. Every angle.
4Core® is the first drink built around how you actually train, not how supplement brands wish you would. One can. Clinically relevant doses. No scoops, no timing windows, no planning. Maximise your bank balance and your performance.
Choose Your Level
Your stim. Your rules.
Not every session is the same. 4Core® comes in three stimulant levels - same complete formula, you pick the intensity.
Our Launch Range
Choose Your Flavour
Three flavours. Every stim level. You decide.
The Formula
No fillers. No compromises.
Every ingredient is at a clinically relevant dose. Not sprinkled in for the label. Actually dosed to work.
30g
Protein
Muscle repair + growth
20g Clear Whey Isolate + 10g Collagen
5g
Creatine
Strength + power output
6g
L-Citrulline
Blood flow + pump
5g
L-Glutamine
Recovery + gut health
1.5g
Nitrosigine®
Cognitive focus + endurance
1.6g
Beta-Alanine
Muscular endurance
Early Feedback
Early reactions to what we're building
I've had a supplement shelf for five years. I never finish any of it consistently. This is the first thing that actually makes sense to use every day.
Marcus T.
Account Manager · Trains 5x / week
As a PT, I'm constantly asked by clients what supplements they should take. The honest answer is usually "it depends" - which confuses people. 4Core solves that. It's clear, consistent, and easy to recommend because it genuinely replaces multiple products.
Coach Jade R.
Personal Trainer · 8 years
Between work and Hyrox training, I don't have time to think about what I'm taking and when. I'm spending a fortune on supplements I can barely keep up with. 4Core just makes sense — everything I need, when I need it.
Michal S.
Hyrox Athlete · Young Professional
Long shifts, gym at 6am. I need something I can just grab and not think about. 4Core is exactly that - it's handled.
Dr. Sam K.
Junior Doctor · 6am gym sessions
Founders Batch - First 500 Only
Launching Winter 2026
The first 500 people on the waitlist get the Founders Batch - launch pricing, first access before the world and future input on our brand.
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FAQs