Age-Associated Akkermansia Muciniphila Decline Links To Brown Adipose Tissue Aging: AKK Supplementation Improves BAT Metabolic Function

Aging Pathway
Therapeutic
A decline in the gut bacterium Akkermansia muciniphila with age is linked to the aging of brown fat, and supplementing with this bacterium can improve the metabolic function of brown fat.
Author

Gemini

Published

September 28, 2026

As we age, our bodies undergo many changes, and even the tiny inhabitants of our gut, known as the gut microbiome, are affected. One particular bacterium, Akkermansia muciniphila, often decreases in abundance as we get older. This decline has been connected to the aging of our “good” fat, specifically brown adipose tissue. Brown adipose tissue, or brown fat, is a special type of fat that burns calories to generate heat, playing a crucial role in our metabolism and energy balance. When brown fat ages, its ability to function effectively can diminish. Research suggests that by supplementing with Akkermansia muciniphila, it’s possible to improve the metabolic activity of this brown fat, potentially leading to better overall metabolic health as we age.


Source: link to paper