How Plant Compounds and Omega-3s May Support Heart Failure and Atrial Fibrillation Care

This review looks at how certain natural compounds, called nutraceuticals, might work alongside standard heart medications for people with heart failure and atrial fibrillation. These two conditions often occur together and share underlying issues like inflammation, oxidative stress, and problems with cell energy production and blood vessel function.

The authors compare how conventional drugs (like beta-blockers, SGLT2 inhibitors, and diuretics) work against how various natural compounds might act on similar pathways. Polyphenols from olive, hibiscus, green tea, and grapes were highlighted for antioxidant and blood-vessel-supporting effects. Omega-3 fatty acids and astaxanthin were noted for their potential role in managing inflammation and oxidative balance, while other plant compounds were discussed for mild diuretic, antifibrotic, or heart-rhythm-related properties.

The review is explicit that these compounds are not replacements for established heart failure or arrhythmia treatments. Instead, it frames them as possible complementary additions, while calling for larger clinical trials, better absorption/bioavailability, and standardized dosing before firmer conclusions can be drawn.