A compound called tocopherol in vitamin E can reduce asthma symptoms such as wheezing. Vitamin E may also result in lower levels of mucin, which makes mucus less sticky, so it becomes easier to expel from the body.
A vitamin E supplement to reduce ozone-induced bronchoconstriction may be helpful, but including foods like almonds, hazelnuts, Swiss chard, and kale in dishes and salads sounds more delicious.

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