Support your complete biome.

A daily liquid synbiotic with 100B+ live beneficial bacteria and active metabolites.

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Your complete biome is the living network of beneficial bacteria throughout your body. When it's supported, everything works better together.

Oral

A healthy biome starts in your mouth.

Gut

Supports digestion and everyday balance.

Mind

Supports mental clarity and emotional well-being.

Skin

Healthy skin begins from within.

Support for*

Better digestion* Less bloating* Steady energy* Immune support* Mental clarity* Healthier skin*

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One simple daily routine

Supporting your complete biome doesn't have to be complicated.

1. Keep Cold

2. Pour

3. Enjoy

4. Repeat

R&D Expertise

Meet Kai Sacher. 30+ years perfecting probiotics.

"I created Caya because I believed probiotics could do more than support the gut. They could support your complete biome."

Our Story

Daily support for your complete biome.

Gut Health

Immune Health

Metabolic Health

Oral Health

Brain Health

Skin Health

Yogurt

Kombucha

Supplements

Live Bacterial Count > 100B+

Postbiotic Metabolites

Prebiotic & Bioactive EPS

Immediate Action in Mouth for Oral Health

Lactic Acid & Acetate

Low Sugar & Zero Alcohol from Fermentation

Scientifically Proven Bacterial Strains

What customers are saying.

Testimonials

"Most things meant to heal your gut don’t taste very good, so I was pleasantly surprised. After about two weeks of drinking it regularly, I’ve noticed my digestion feels more consistent. It’s an easy addition to my daily routine.”
Konstantin M., PA
"I was looking for something gentler than kombucha, especially in the morning, and Caya has been exactly that. The flavor is mild, easy to drink, and never feels too acidic. It works for me and my morning routine."
Athena S., MI
"I’m usually skeptical of wellness stuff, but this one earned a permanent spot in my fridge. There's no powders, no mixing, no cleanup. Just grab it and move on. It’s the lowest-effort upgrade I’ve made with an actual payoff. My digestion feels better, my energy is steadier, and I don’t have to think about it. Which matters when you’re working full-time and raising a kid."
Becca E., IL
“At 69, we just want things to be simple. Caya is light, refreshing, and easy to stick with.”
Debra S., MI
"I've been taking Caya every morning for almost four weeks. Over the past week, I've noticed a clear improvement in my gut health and skin—I'm convinced my hair even looks fuller. My baseline for diet and supplements are pretty controlled, so I’m confident these changes are from Caya. My partner has started taking it, too. I'm a satisfied customer and plan to keep Caya as part of my daily routine."
Mike O., NJ
"I’ve been dealing with digestive issues for some time now, with some acute issues the past month. After taking your drink I felt better in less than a week. I've never experienced that. I'm so excited to try more!"
Emily S., NC

Feel Alive. Every Day.

Support your complete biome with one simple daily ritual.

5.0 Based on 16 reviews

Daily Synbiotic Coconut Water

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