Professor Lean has published over 550 peer-reviewed papers.
Total citations (Google Scholar) = 84,874, with H-index 120 (64 since 2018).

In 2014 he was one of only 19 Scottish researchers in the top 1% for international citations, on the Thomson-Reuters ‘Highly Cited’ Researcher listing.

His research, and related PhD training programmes, encompass the wide range of molecular, clinical and public health aspects of Human Nutrition, a body of integrated sciences underpinning all biomedical and health research:
human nutrition
is what we are
and how we are
underpinning all biomedical and health research
at glasgow