3. Acorn Squash
Just one serving of acorn squash provides 2/3 of your daily vitamin C and the entire recommended amount of vitamin A in the form of beta-carotene, which can strengthen your immune system.
4. Beets
Betalain, the compound found in beets, is linked to a wealth of health-promoting benefits, including reduced risk of cognitive decline, improved immunity, and protection from cellular damage that can lead to chronic disease down the line.