In winter, nurturing your immune system becomes paramount in safeguarding your health. Fortunately, nature provides an array of nutrient-packed foods—winter superfoods—that can fortify your body’s defenses and support overall well-being during this chilly time of year. Incorporating these powerhouse ingredients into your diet can boost your immune system and thrive even in the coldest months.   Citrus Fruits: Nature’s Vitamin C Powerhouse Citrus fruits like oranges, lemons, grapefruits, and tangerines are renowned for their high vitamin C content. This essential nutrient is a cornerstone in supporting the immune system, aiding in producing white blood cells that help fend off infections.…