Added sugar is what separates these. The Grande Iced Pumpkin Cream Chai carries an estimated 44g, 4.4 times the 10g per-meal limit, while the lowest have 20g. Caffeine runs from 30mg to 60mg.
The 9 drinks in this section range from 90 calories for the Starbucks US Iced Chaider (Grande) up to 400 calories for the Starbucks US Iced Pumpkin Cream Chai (Grande), in the standard size. Every size has its own page, listed below. Boone measures added sugar against the US per-meal limit and sodium against limits by age and sex, and the calculator on every page can switch to UK guidance.