Tag

Supplement safety

Page 3 of 3

A child holding a nebulizer mask to their face

Vitamin A, not D, tracked with better lungs in asthma

A Thorax study of 1,165 children and 1,041 adults with asthma found blood vitamin A levels tracked with better lung function, while vitamin D did nothing measurable in children.

Jul 26, 2026

Softgel and capsule supplements scattered across a marble surface beside small bowls

News

Six in ten US adults take supplements, and the mix changed

A JAMA Network Open analysis of 63,442 adults across 25 years of national survey data found supplement use rose from 51% to 60%, with multivitamins falling and ashwagandha, collagen and elderberry rising.

Jul 25, 2026