Night time fat burners typically contain a combination of ingredients that work together to promote weight loss. 

Caffeine: Caffeine is a stimulant that can help to boost your metabolism and increase energy expenditure.

Green tea extract: Green tea extract contains a compound called catechin, which has been shown to promote fat burning.

There are a number of benefits to using night time fat burners including: 

Increased fat burning: Night time fat burners can help you to burn more fat, even while you sleep.

Reduced appetite: Night time fat burners can help to suppress your appetite, making it easier to stick to a healthy diet.

Improved sleep quality: Some night time fat burners contain ingredients that can help to improve your sleep quality, which can also lead to weight loss.

Dosage: Be sure to follow the dosage instructions on the supplement label.

Side effects: Read the supplement label carefully to be aware of any potential side effects.