Sweet Tea is always HIGH in sugar... though less sweet that KOOL AID.
Kool Aid has double the sugar of Sweet Team, 1 cup of sugar for 2 quarts of Kool Aid
Sweet Tea is 1 cup per gallon.
I can’t say how McDonald’s makes it, but that’s the recipe I’ve been using since my brith in NC.
Orange Juice is worse than a can of Coke in terms of sugar.