Simple Summary – Comparison of the Eating Behaviour and Dietary Consumption in Older Adults With and Without Visual Impairment
Link to the article: https://pubmed.ncbi.nlm.nih.gov/31791430/
The UK study looked at 96 visually impaired people above the age of 50 (control was 50 people who could see) and had them recall their diet for 3 days. The visually impaired reported eating less nutritious foods and overall lower calories.
TL;DR People with visual impairment tend to be undernourished