What makes you think you're not getting enough sodium? Is this on a day-to-day basis or just when you're exercising for long periods?
When I do long rides on hot summer days I bring Power Gel. It has lots of sodium. I think Gu Roctane also has a decent amount of sodium.
- Gray 2010 carbon WSD road bike, Rivet Independence saddle
- Red hardtail 26" aluminum mountain bike, Bontrager Evoke WSD saddle
- Royal blue 2018 aluminum gravel bike, Rivet Pearl saddle
Gone but not forgotten:
- Silver 2003 aluminum road bike
- Two awesome worn out Juliana saddles