Fuel for
every stroke.
Lane4 develops supplements built specifically for swimmers — tuned for long training sessions, fast recovery, and race day in the pool.
Built for the pool, not adapted for it.
Most supplements are built for strength training or endurance running, then "adapted" for swimming. Lane4 flips that around: we start from the reality of training in the water — high training volume, repeated sessions on the same day, a sensitive stomach in the pool, and the need for fast, easy-to-tolerate recovery between sets.
The Faces of Lane4.
Swimmers building Lane4 with us — on board from the very start.
Founding Athlete Program.
Because Lane4 is still just getting started, joining now is worth the most: early supporters lock in their status for good — even as the team grows and spots get harder to come by.
- Personal athlete code
- Every redeemed code counts toward your rank
- Early access to news from our build-up phase
- A say in product testing
- Featured as a community athlete
- Visible rank progress on your profile
- Featured profile on this website
- Founding status for life, even as we grow
- Highest rank in the Lane4 program
Support an athlete
Enter your favorite swimmer's athlete code — their rank goes up by one point right away.
Become a Lane4 Athlete.
Tell us a bit about yourself. We personally follow up on applications that are a good fit.