Nitrates 'have no effect' on BMD in postmenopausal women

Earlier influential research reporting benefit has been retracted, the authors note

Oral nitrate therapy does not affect postmenopausal bone density or turnover, according to results from a clinical trial.

DEXA machine - used to measure BMD

The findings support the retraction for scientific misconduct of an influential earlier study which found “strikingly positive results”, the authors say.

The New Zealand researchers undertook a one-year, double-blind, randomised, placebo-controlled trial of three different nitrate preparations at two different doses in postmenopausal