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6 Reasons Jiu Jitsu's Heaviest Sweaters Need More Than Water

If you leave a puddle on the mat, this is for you.


You love this sport. You show up 3 to 4 times a week, gi or no gi, and you roll hard. 

But if you're the one who sweats the most in the room, there's a good chance your hydration isn't keeping up with your training. Here's why that matters, and what to do about it.

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you sweat more than most people on the mat

Look around after class. Some people towel off and go home. Others leave a wet outline on the mat and a gi that never quite comes clean.

 

If your gear looks like this, you're not imagining it. Hot mat rooms, chest to chest pressure, and round after round with little rest all push your body to sweat harder to cool down. And the more you sweat, the more you lose.

sweat is more than water

Most people think sweat is just water. It's not.

 

Every hard round pulls out salt, plus smaller amounts of potassium and magnesium. These are the minerals your muscles and nerves rely on to work.*

 

Water puts the fluid back. It doesn't put the minerals back. And sodium is what helps your body hold onto the water you drink.* So if you're chugging water after class and still feeling drained, that's the gap.

already drinking one of these? here's what it's missing for jiu jitsu.

Sports drinks were built for a jog. Hydration packs were built for a long day at the office. Neither was built for five hard rounds, and neither has creatine.

cramps don't have to end your round early

You're in a good position. You go to finish, and your calf or hamstring locks up. Now you're tapping to your own leg.

 

Cramps can have more than one cause, including fatigue. But heavy sweating is commonly linked to them, especially in athletes who lose a lot of salt.* 

 

If you're the guy who cramps mid roll, replacing what you sweat out is one of the simplest things you can control.

late rounds are where you get left behind

Round one, you feel great. By round five, you're surviving instead of rolling.

 

Jiu jitsu is repeated all out bursts with almost no rest: scrambles, escapes, grip fights. Every burst drains the quick energy your muscles run on. Creatine helps restock that energy so you have more to give in repeated hard efforts.*

 

Creatine builds up over a few weeks of daily use, so it's not a one-time fix. It's a daily habit that pays off in the rounds where most people fade.

creatine and electrolytes belong in the same scoop

Here's what most people don't know. Creatine pulls water into your muscles, so hydration matters even more when you take it. And your muscles use sodium to carry creatine into their cells.*

 

That's why we put both in one scoop. Most people buy a creatine tub and a separate electrolyte mix, then forget one of them. With Combat Labs, neither side gets skipped.

you want to keep doing this for years

Nobody starts jiu jitsu for a few months. You started because you fell in love with it. The problem solving, the people, the feeling after a hard class.

 

But loving it means showing up again tomorrow. It means keeping up with the training partners who push you, not sitting out rounds against the wall. It means walking into class still feeling good about the last one, 3 or 4 times a week, for years.

 

You put everything into your training. Your hydration should keep up with it.

upgrade your Hydration routine

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Sleep & Recovery - Magnesium Glycinate
Sleep & Recovery - Magnesium Glycinate
Sleep & Recovery - Magnesium Glycinate
Sleep & Recovery - Magnesium Glycinate
Sleep & Recovery - Magnesium Glycinate
Sleep & Recovery - Magnesium Glycinate
Sleep & Recovery - Magnesium Glycinate
Sleep & Recovery - Magnesium Glycinate
Sleep & Recovery - Magnesium Glycinate
Sleep & Recovery - Magnesium Glycinate

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GemLab is designed specifically for men who struggle with dryness, itchiness, and sensitivity on their body skin. Its pH-balanced, moisture-restoring formula helps soothe rough patches, post-shower tightness, and dry areas on elbows, knees, and hands. The lightweight lotion absorbs quickly, with a subtle masculine scent that isn’t overpowering.

Most Men+Care store brands are built around strong cleansing and heavy fragrance to create a “fresh” feel. However, these formulas often contain harsher detergents and bold scents that can strip moisture — leaving men with even drier or itchier skin over time.

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free travel kit

Buy any GemLab product today and receive a complimentary Travel Kit Box — perfect for gym bags, trips, and daily carry.

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upgrade your routine

free travel kit

Buy any GemLab product today and receive a complimentary Travel Kit Box — perfect for gym bags, trips, and daily carry.

00
DAY
00
HRS
00
MIN

*Special sale discount is valid only on the first delivery of a new Gemlab created on https://gempages.net/ by 04/08/2025 at 11:59pm PST and includes the price of free gifts. Gemlab subscripsion renews every 30 days at a discounted rate of the price listed at checkout. Max one offer percustomer; Cannot be combined with any other offers or sales. 

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