Guava is known to be sweet and super-delicious and rich in vitamins C & A along with iron. In the winter season, it is very beneficial because it fulfils the requirement of vitamins and minerals. Guava is known to be sweet and super-delicious and rich in vitamins C & A along with iron. In the winter season, it is very beneficial because it fulfils the requirement of vitamins and minerals. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle