This is a popular fruit in the Philippines and in some Asian countries. The santol tree only bears fruit during the rainy season. The fruits has many health benefits such as it aids in digestion process. The fruit contains anti-oxidant properties. Inside the fruits are pulpy matter that covers the seeds, which is rich in vitamin C. Some fruits are sweet, others are sour. Some regions of the Philippines use the inside pulp as a soup seasoning. I wonder if this fruit is available in your country.