It will affect chips and other fried foods
Trans fats are linked to an estimated 500,000 deaths worldwide per year.
Margarine, ghee, and hardened vegetable fats often contain industrially produced trans fats, which are also present in many snacks, baked goods and fried foods.
According to WHO these are the worst kinds of fats.
The organisation is asking all governments to use its REPLACE action plan to swap trans fats for healthier options, which it says will not affect the taste or cost of food.
REPLACE urges countries to assess and monitor trans fats consumption, establish laws to stamp out trans fats and raises awareness of their risk.
Diets of high trans fats increase risk of heart disease by 21% and death by 28%.
Artificial trans fats are more popular because they have a longer shelf life.
Denmark is the only country restrictions on trans fats. It has had them for 15 years. The country has witnessed improvement in the citizens' health and a reduction in deaths by way of cardiovascular disease.
Switzerland, Britain, Canada, and the US have all already moved to ban trans fats.
Thailand is set to do by June 2018.
Source: ABC Health