Your Kidney’s
New Best Friend

c-ero multivitamin hero banner image showing the bottle and label for C-ERO multivitamin

The Original Zero Vitamin-C Multivitamin Formulated by Physicians for Kidney Stone Formers

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Ingredients
With Purpose

Learn about our clean, targeted ingredients for people prone to kidney stones.

Image of the C-ERO bottle which says The Original Zero Vitamin-C Multivitamin Formulated by Physicians for Kidney Stone Formers

Your Kidney’s
New Best Friend

Excess Vitamin C Linked to Higher Kidney Stone Risk—Especially for Those Already Prone

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Find Your Flow

C-ERO Electrolyte Hydration Mix

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C-ERO Electrolyte Hydration Mix is a clean, physician-formulated solution designed for people prone to kidney stones. With magnesium citrate, potassium bicarbonate, and calcium citrate—plus zero vitamin C, sugar, or oxalates—it supports hydration and mineral balance without increasing stone risk. Naturally flavored and sweetened with monk fruit, it’s safe for daily use and pairs perfectly with our original multivitamin. Smart, kidney-kind hydration—by design.

COMING SOON

Kidney Kind,
By Design

  • Our formula is made entirely from plant-based ingredients, chosen for their natural effectiveness and gentleness on the kidneys. No animal products, no synthetics—just clean, botanical support your body can trust.

  • We believe wellness starts with nature. That’s why our ingredients follow a whole foods philosophy—organic, minimally processed, and derived from plants. Each one is selected to support your body gently and effectively, just as nature intended.

  • Our formula is completely gluten-free, making it safe and gentle for those with sensitivities or celiac concerns. We’re committed to clean, simple ingredients that support your health—without anything that doesn’t belong.

  • C-ERO was created by a board-certified, kidney stone specialist who saw firsthand the need for a clean, effective multivitamin tailored to people prone to kidney stones. With deep clinical insight and a patient-first approach, every ingredient was carefully chosen to support kidney health without increasing stone risk.

male hand holding 1 tablet of the C-ERO Multivitamin