India, April 7 -- As the Ratliff family arrives in Thailand for their vacation they are met with the warning to not eat the fruit from the Pong Pong tree. This led viewers of the show to wonder if the tree and its fruit are real and dangerous. Its fruit has also made fans curious as one member's declining mental health is being related to it.

The Pong Pong tree is commonly known as the 'suicide tree' among the natives in Southeast Asia. According to the National Parks website, the round and green apple-like fruit is known as "oothalanga" which grows on the Pong Pong tree or the Cerbera odollam. The seeds of the fruit contain heart toxin, cerberin which has a bitter taste but can be easily hidden by other strong flavours of the food. It c...