Hydration Made for Kids.

Electrolytes crafted for growing bodies. Made with organic Irish sea moss, essential minerals, and organic honey.

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Real Families

See it. Squeeze it. Love it.

Real kids, real moms, real squeezes β€” swipe through.

Balanced Electrolytes for Kids

Formulated to:

Support Hydration

Replenish Minerals

Sustain Active Lifestyles

β€œFinally, something my kids actually ask for β€” and I feel good about giving them.”

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What You Won't Find Here

No artificial dyes icon

No artificial dyes

No corn syrup icon

No high-fructose corn syrup

No refined sugar

Just thoughtfully selected ingredients for growing bodies.

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Hand holding up a Mersea Kids Hydration Squeeze electrolyte gel pouch against a bright blue sky

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Mersea co-founders Molly and Caroline smiling and holding their young children

Crafted by Moms, Designed for Growing Bodies.

Crafted by moms with a mission to optimize kids' hydration, Mersea offers carefully selected ingredients to help your family feel their best.

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Making Waves on the Gram 🌊