Sweet Potatoes: This root vegetable is a winter staple as it is packed with beta-carotene.

Citrus Fruits: Citrus friuts are rich in Vitamin C, a vital nutrient for warding off colds and flu. 

Kale: High in vitamins A, C, and K, with minerals like calcium and iron, it boosts immunity, and acts as an anti-inflammatory.

Winter Squash: They aid in maintaining healthy blood pressure, vision, and a strong immune system.

Pomegranates: Bursting with antioxidants, pomegranates offer a delicious defense against winter ailments. 

Brussels Sprouts: These miniature cabbages are nutritional dynamos, loaded with vitamins C and K. 

Cinnamon: Beyond its comforting aroma and taste, cinnamon has antimicrobial properties and can help regulate blood sugar levels.