Beetroot and beet greens are rich in nitrates, which have been shown to benefit lung function. Nitrates help relax blood vessels, reduce blood pressure, and optimize oxygen uptake.
Peppers are amongst the richest sources of vitamin C, a water-soluble nutrient that acts as a powerful antioxidant in your body. Getting enough vitamin C is especially important for those who smoke.
Apple intake has also been linked to a lower risk of asthma and lung cancer. This may be due to the high concentration of antioxidants in apples, including flavonoids and vitamin C.
Studies show that having higher blood levels of carotenoids is associated with better lung function in both older and younger populations.
Turmeric is often used to promote overall health due to its potent antioxidant and anti-inflammatory effects.
Blueberries are loaded with nutrients, and their consumption has been associated with a number of health benefits, including protecting and preserving lung function.
Green tea is a beverage that has impressive effects on health. Epigallocatechin gallate (EGCG) is a catechin concentrated in green tea.
Red cabbage is an affordable and rich source of anthocyanins. These plant pigments give red cabbage its vivid color. Anthocyanin intake has been linked to a reduced decline in lung function.
Yogurt is rich in calcium, potassium, phosphorus, and selenium. According to research, these nutrients may help boost lung function and protect against COPD risk.
A single Brazil nut may contain over 150% of the recommended intake for this important nutrient, though concentrations vary significantly depending on growing conditions.