“… 7 Studies also revealed a spectrum of pollen and fungal airspora that was uniquely present in the tropical environment with high allergenicity. 6 , 8 , 9 Of these allergens, the pollen of Elaeis guineensis (Ela g, oil palm) was one of the most predominant types of outdoor allergens in tropical countries, 8 , 10 especially in Singapore during the Northeast Monsoon season (December to March). 8 This is likely due to the presence of about 6.4 and 12.7 million hectares of oil palm plantations in Malaysia and Indonesia respectively.…”