Recovery and hydration
Hydration and electrolytes for sauna sessions
A good sauna session makes you sweat, and sweat takes more than water with it. Here is a simple, honest look at why hydration and electrolytes matter around sauna use, and how to build a routine that keeps you feeling good before and after the heat.
Spend twenty minutes in a hot sauna and you will feel it: the sweat is the point. But sweating does more than move water out of your body. It also carries out electrolytes, the minerals like sodium that help your body hold and use that water. That is why simply drinking plain water is not always the full picture after a heavy sweat. This guide covers what is actually happening, how to hydrate sensibly around your sessions, and where a product like an electrolyte drink mix fits in.
Why sauna sweat matters more than you think
When your body heats up in a sauna, sweating is how it cools itself. That sweat is mostly water, but it also contains electrolytes, primarily sodium along with smaller amounts of other minerals. Over a long or repeated session, those losses add up. This is completely normal and part of how heat exposure works, but it does mean that rehydrating is worth a little thought.
The practical takeaway is simple: after a good sweat, you are replacing both fluid and some of the minerals that left with it. Plain water handles the fluid. Electrolytes help your body actually hold on to and use that fluid, which is why many sauna users pair the two.
How to hydrate around a sauna session
You do not need anything complicated. A sensible rhythm looks like this.
Before
During
After
A note on listening to your body: hydration needs vary from person to person and session to session. If you have any medical condition, are pregnant, or take medication that affects fluid or electrolyte balance, talk to your doctor about what is right for you before adding heat sessions or supplements to your routine.
Where electrolytes fit in
Water rehydrates you, but electrolytes, especially sodium, help your body retain and distribute that water effectively. After a heavy sauna sweat, replacing electrolytes alongside fluid can help you feel more genuinely rehydrated than water alone. This is the single most relevant supplement idea for anyone using a sauna regularly.
That is why the product we point sauna users toward first is a simple electrolyte drink mix. It is designed to help replace what you lose when you sweat, so you can add it to your after-session water and move on with your day.
Beyond hydration, some sauna users like to round out their routine with a few other well-studied basics. We carry a small, focused selection rather than a wall of supplements.
Collagen peptides are popular for supporting joints, skin, and connective tissue. Creatine monohydrate is one of the most-researched supplements for supporting strength and training performance. Vitamin C supports normal immune function as part of a balanced routine. None of these are sauna-specific, but they are common, sensible additions to an active person's day.
Note: These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease.
The brand we carry, and why
We carry BUBS Naturals for its focus on quality and for a brand story that is worth knowing. BUBS is named for Glen "BUB" Doherty, a former Navy SEAL, and the company donates a share of its proceeds to a foundation supporting the special operations community. It is a mission-driven brand, and that is a large part of why we chose to stock it.
Built on a mission. BUBS Naturals gives back to the veteran community through the Glen Doherty Memorial Foundation, funding scholarships and career support for those transitioning out of special operations. When you buy BUBS, a portion supports that work.
On the quality side, the collagen is grass-fed and third-party certified, and the creatine uses Creapure, a high-purity form. If you are going to add a supplement to your routine, these are sensible, well-made options.
Round out your recovery routine
Shop the BUBS Naturals lineup, starting with the electrolyte mix.
Shop BUBS NaturalsFrequently asked questions
Do I need electrolytes, or is water enough for the sauna?
For a short, light session, water is usually fine. After a longer or repeated session where you sweat heavily, adding electrolytes can help your body hold on to the water you drink, so many regular sauna users pair the two. It comes down to how much you sweat and how you feel afterward.
When should I drink an electrolyte mix?
Most people use it after a session to replace what they lost, mixed into their rehydration water. You can also sip it during a longer session. There is no strict rule; the goal is simply to rehydrate steadily rather than all at once.
Can I drink too much water after a sauna?
Rehydrating steadily is better than drinking a large amount all at once. If you have sweated heavily, replacing some electrolytes along with the water can help. If you have any medical condition affecting fluid balance, ask your doctor what is appropriate for you.
Is the electrolyte mix only for athletes?
No. Anyone who sweats meaningfully, including regular sauna users, can benefit from replacing fluid and electrolytes. It is not limited to sports; it is about replacing what you lose when you sweat.
What makes BUBS Naturals different?
Two things: a genuine focus on quality (grass-fed, third-party-certified collagen and high-purity Creapure creatine), and a mission that gives back to the veteran community through the Glen Doherty Memorial Foundation. It is a brand with a story behind it, which is part of why we carry it.
Do these supplements have any health claims I should know about?
We describe these products in general, supportive terms only. They are dietary supplements, not medicine, and the statements about them have not been evaluated by the FDA. They are not intended to diagnose, treat, cure, or prevent any disease. Talk to a healthcare professional about what is right for you.
Hydrate well, recover well
Shop the electrolyte mix and the full BUBS Naturals range.
Shop BUBS NaturalsThese statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease. This article is for general information only and is not medical or nutritional advice. Sauna use and dietary supplements are not suitable for everyone. If you are pregnant, have a medical condition, or take medication, consult a healthcare professional before using a sauna or adding supplements to your routine, and always listen to your body and leave the heat if you feel unwell.
