7. Grape seed extract.
Researchers have proven that grape seed extract may have potential benefits in some heart and blood diseases. It contains antioxidants that can protect blood vessels and prevent high blood pressure.
Grape seed extract can also act as a natural blood thinner. Grape seed extract improves cellular immunity and activates humoral immunity. But, most of all, it is known that they have a beneficial effect on the cardiovascular system and blood pressure. But, keep in mind that people with blood diseases who take blood thinning medications and people who have surgery should not take grape seed extract.
Cinnamon contains coumarin – a powerful blood thinning agent. Warfarin, the most commonly used blood thinner, is derived from coumarin. However, prolonged use of coumarin with cinnamon can lead to liver damage.
It is better to stick to a small amount of cinnamon in your diet in addition to using other natural blood thinners.