Inositol hexanicotinate is commonly used as a dietary supplement to support cardiovascular health. It is often promoted for its potential to improve blood circulation and lower cholesterol levels, making it beneficial for individuals with high cholesterol or those at risk of heart disease. Additionally, it is sometimes used to manage conditions like Raynaud's disease, where improved blood flow to the extremities is needed. Its gradual release of niacin helps minimize the flushing side effect often associated with niacin supplements, making it a preferred choice for some users. It is also explored for its antioxidant properties, which may contribute to overall cellular health.