In this heat, iced tea is a go-to drink, but the method almost always starts with boiling water, which sounds like the ...

How much to drink: Tea is primarily made from water, so it contributes to hydration levels, but it should supplement, not replace, water intake. For most people, 2 to 4 cups of unsweetened tea per day ...

Green tea: More catechins (EGCG) are released when steeped hot. ... Cold-brewed tea, on the other hand, is made by steeping tea leaves in cold water for several hours (usually 6–12).

For example, Pure Leaf Honey Green Iced Tea carries this claim and has 25 grams of sugar per 18.5-ounce bottle (from sugar and honey), as well as stevia extract.

Tania Stacey (right) and Kym Cooper's love of green tea has led to the cold-brew tea company. (Supplied: East Forged)"I was recently in South Korea, which has a big drinking culture similar to ...