Greycoat Research
A cat waiting calmly in a morning kitchen

Is Your Cat's Kidney Care Missing AIM?

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

Cats Need a Different Approach

Dr. Toru Miyazaki's AIM research showed why cats need a different approach to kidney care.

Scientific ReportsScience AdvancesACVIMFrontiers
Learn the AIM Science

Now You Can Add AIM to Kidney Care

In Korea and Japan, AIM is already becoming a key part of today's feline kidney care.

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

33
Countries
50K+
Units Sold
Add AIM to Kidney Care
A cat licking its lips
Greycoat Dr. Toru bottle

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.

Start with Dr. Toru

For a More Structured Daily Routine

AIM-based support, cellular care, and kidney-focused probiotics in one simple daily set.

See Kidney Care Sets
Greycoat Complete Set

Is AIM-Based Care Right for Your Cat?

See how cats have continued Greycoat's kidney-care routines over months and years.

TT
TT
Age 10 · Stage 2 kidney care8-year care record
Soommu
Soommu
Age 8 · Stage 3 kidney care11-month care record
Milo
Milo
Age 15 · Stage 2 kidney care2-year care record
Goro
Goro
Age 7 · Stage 3 kidney care1-year care record
See More Care Records

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

From First Bottle to Daily Routine

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

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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.

View Kidney Care Plans

For the Cats We Remember

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

An older cat resting in warm afternoon window light
In memory of General, and every beloved cat we have had to say goodbye to.