Research

Adherence

Focused mass media campaigns targeting specific dietary factors (fruits, vegetables, salt) effectively improve population-level dietary intake.

If you are designing a public health initiative, focus your media budget on one clear, actionable message (like 'eat more veggies' or 'reduce salt') rather than vague health advice. Use multiple channels (TV, print, radio) in bursts to maximize reach.

ModerateSupportsMEDIUM confidence
In sum, several studies suggest that a focused mass media campaign, targeting a single dietary factor or related dietary factors, can improve diet.
Ashkan Afshin et al. · Current Cardiology Reports · 2015

Why this rating

Evidence is supportive but limited by quasi-experimental designs and difficulty isolating media effects from other components.

Source

CVD Prevention Through Policy: a Review of Mass Media, Food/Menu Labeling, Taxation/Subsidies, Built Environment, School Procurement, Worksite Wellness, and Marketing Standards to Improve Diet

Ashkan Afshin et al. · Current Cardiology Reports · 2015

DOI 10.1007/s11886-015-0658-9

narrative_reviewCited 180×
Read the paper
DOI resolved against Crossref · corpus check 2026-06-10

This is one finding among thousands. Every one is graded and traced to its source, so you can see what the evidence actually supports. Browse the research →