Greycoat Research
A person holding their cat close

Is Your Cat's Kidney CareMissing AIM?

Renal diet and hydration matter.
But today's feline kidney care
needs one more important part.

Cats Need a Different Approach: AIM

In Korea and Japan, AIM-based kidney care is already part of cats’ daily routines.

Dr. Toru MiyazakiAIM research
  • Scientific Reports
  • Science Advances
  • ACVIM
  • Frontiers

1st Place · International

Recognized at SUPERZOO 2026

Greycoat Cat Kidney Care was named the International winner in the New Product Showcase.

A cat balancing a bottle of Greycoat Dr. Toru on its head

Now You Can Add AIM to Kidney Care

Now, more cat parents around the world are adding AIM-based support to their cats’ kidney-care routines.

33
Countries
100K+
Units Sold
Dr. Toru Miyazaki presenting Greycoat Dr. Toru

Start with Greycoat Dr. Toru

Greycoat Dr. Toru makes it simple to add AIM-based support to your cat's everyday kidney-care routine.

Designed withDr. Toru Miyazaki, M.D., Ph.D.

From First Bottle to Daily Routine

Greycoat Dr. Toru is now part of daily kidney-care routines for cats in 33 countries.

01/00

Carefully Designed for Feline Kidney Care

Greycoat Research works with veterinarians, pharmacists, and researchers across Korea and Japan to support more thoughtful kidney-care decisions for cats.

Dr. Toru Miyazaki
Dr. Toru Miyazaki
M.D., Ph.D.
World-leading authority on AIM research
Dr. Motoo Kobayashi
Dr. Motoo Kobayashi
D.V.M., Ph.D.
The first veterinarian to apply AIM to feline kidney care
Dr. Toshiro Arai
Dr. Toshiro Arai
D.V.M., Ph.D.
Expert in mitochondrial and cellular energy metabolism
Dr. Jaeyoung Kim
Dr. Jaeyoung Kim
D.V.M., Ph.D.
Guardian of Minky, a cat who lived to 28 years old
Dr. Hocheol Shin
Dr. Hocheol Shin
Ph.D., Biological Sciences
Chronic disease research and care solution development
Alex Shin
Alex Shin
Pharmacist
20+ years of animal medication consultation
Dr. Toru Miyazaki
Dr. Toru Miyazaki
M.D., Ph.D.
World-leading authority on AIM research
Dr. Motoo Kobayashi
Dr. Motoo Kobayashi
D.V.M., Ph.D.
The first veterinarian to apply AIM to feline kidney care
Dr. Toshiro Arai
Dr. Toshiro Arai
D.V.M., Ph.D.
Expert in mitochondrial and cellular energy metabolism
Dr. Jaeyoung Kim
Dr. Jaeyoung Kim
D.V.M., Ph.D.
Guardian of Minky, a cat who lived to 28 years old
Dr. Hocheol Shin
Dr. Hocheol Shin
Ph.D., Biological Sciences
Chronic disease research and care solution development
Alex Shin
Alex Shin
Pharmacist
20+ years of animal medication consultation

Our 3,006-Cat
Kidney Study

Accepted for Publication

Frontiers in Veterinary Science

Silver-and-white cat beside a Frontiers in Veterinary Science accepted-for-publication announcement
Explore Our Research

Celebrate with us—enjoy a special discount.

Greycoat Care Team

Still Thinking It Over? Explore Greycoat Kidney Care Plans

Developed by Greycoat experts with insights from 13,000+ feline kidney-care records, our stage-based plans help you choose a practical starting point for your cat's daily care routine.

For More Personalized Kidney Care

Your cat’s key blood test values can help shape
a more tailored approach to daily kidney care.

Start with your cat’s latest blood test report.

Nabi’s Kidney Care Guide

14 years · 6 kg · Female

Sample

Nutrition and meal management are especially important now.

Creatinine

2.8mg/dL

High

BUN

36mg/dL

Normal

SDMA

12µg/dL

Normal

What these values tell us

Creatinine and SDMA do not yet point to the same stage. Do not draw conclusions from one test; check how both values change at the next test.

What to do now4 steps

Unlock full guide

Good to start todaySupplements

Dr. Jaeyoung Kim sitting on the clinic floor with his cat Minky

The Veterinarian Whose Cat Lived to 28.

Caring for his cat Minky shaped Dr. Kim’s approach to kidney care.

Dr. Jaeyoung Kim, DVMVeterinarian at Greycoat Research
A person holding their cat close in a car

For the Cats We Remember

We work to help more cats have healthier, happier days through more careful kidney care.

In memory of General, and every beloved cat we have had to say goodbye to.