Anthocyanin-Rich Foods May Boost Heart and Metabolic Health
Anthocyanins are naturally occurring plant compounds responsible for the red, purple and blue colours of many fruits and vegetables. Berries are particularly rich sources, and USA blueberries offer anthocyanins that support heart health.
By : DC Correspondent
Update: 2026-08-15 16:48 GMT
A new systematic review and meta-analysis published in The American Journal of Clinical Nutrition suggests that higher intake of anthocyanins—natural bioactive compounds found in red, blue and purple foods—may support cardiovascular and metabolic health in otherwise healthy adults.
Anthocyanins are naturally occurring plant compounds responsible for the red, purple and blue colours of many fruits and vegetables. Berries are particularly rich sources, and USA blueberries offer anthocyanins that support heart health.
Researchers reviewed 18 prospective cohort studies reported across 27 publications, along with 65 randomised controlled trials involving adults without diagnosed disease. Compared with lower habitual anthocyanin intake, higher intake was associated with:
26% lower risk of cardiovascular disease
18% lower risk of myocardial infarction, commonly known as a heart attack
11% lower risk of type 2 diabetes
9% lower risk of cardiovascular mortality
8% lower risk of hypertension
The randomised controlled trials also reported improvements in blood-vessel function and insulin concentrations at dietary anthocyanin intakes beginning from 50 mg per day. The researchers noted that this level can be achieved through anthocyanin-rich foods.
Relevance for India
Findings are especially relevant for India amid growing concerns over cardiovascular disease, hypertension and type 2 diabetes.
The findings are timely for India, where cardiovascular disease, diabetes, hypertension and other lifestyle-related health concerns are increasing.
Adding a wider variety of naturally colourful fruits and vegetables to daily meals may support overall dietary quality. USA blueberries can be enjoyed fresh, frozen or dried and easily included in yoghurt, oats, smoothies, breakfast dishes, salads, desserts and selected Indian recipes.
“This research reinforces the importance of dietary diversity and the inclusion of naturally colourful foods in our daily meals. USA blueberries offer anthocyanins that support heart health and can be easily incorporated into contemporary Indian eating habits,” said Raj Kapoor, India Representative, U.S. Highbush Blueberry Council.
The research does not suggest that any single food can prevent or treat disease. Instead, the findings support including anthocyanin-rich foods as part of an overall balanced diet, together with regular physical activity, adequate sleep and appropriate medical guidance.
Professor Aedín Cassidy, the study’s lead investigator, said the findings indicate that simple and achievable dietary changes may contribute to reducing the long-term risk of cardiovascular disease, hypertension and type 2 diabetes.