SINGAPORE - In Singapore's sweltering heat and humidity, women may find it a challenge to look as fresh and dewy at the end of the day as they do in the morning when they put on their make-up.

A few liquid foundations that promise at least 12-hour wear have been recently launched in the market.

Straits Times journalist Alyssa Woo puts four of these foundations to the test to see if they have the staying power.