In winter, when there is not enough sun and warmth, citrus fruits become the most popular fruits.
Due to the high concentration of vitamin C, they strengthen the immune system, improve metabolism, blood vessels and maintain youthful skin.
The healthiest fruits
Orange
The high antioxidant content in oranges helps fight viruses and flu.

Oranges help maintain general health during winter and improve mood.
Grapefruit
Red citrus strengthens the immune system during colds and improves the condition of blood vessels.
High fiber content helps improve digestion and, accordingly, weight control during cold weather.
Pomelo
Pomelo is an ideal winter fruit that helps fight colds and protects the body from stress and inflammation.