Malnutrition and Dementia: The Silent Risk

By Brianna Smith and Dr Karen Murphy

Nearly two in three people with dementia will experience significant weight loss during the course of their condition, and up to 50% of aged care residents are either malnourished or at risk. This often-overlooked issue is more than just a dietary concern, malnutrition is closely linked to increased rates of hospitalisation, infections, delayed wound healing, and higher mortality.

In aged care, identifying and addressing malnutrition early is crucial to maintaining quality of life.

Three Practical Steps to Support Good Nutrition:

The Bottom Line:

Malnutrition is not inevitable in dementia care. With awareness, regular screening, and supportive conversations, care staff can play a vital role in protecting health and dignity for people living with dementia.

To understand more about malnutrition and dementia, you can read more by subscribing to the  Australian Journal of Dementia Care, July 2025 issue.