Pick out the most effective pair of words from the given pair of words to make the sentences meaning fully complete.
Benefits of Guava
Maintains brain health
Vitamins B plays an important role in maintaining healthy brain. Guavas are rich in vitamin B3 and B6. Vitamin B3, also referred to as niacin encourages brain health and promotes blood circulation, and Vitamin B6, also referred to as pyridoxine, is usually an important nutrient that enhances the brain function.