Is Gatorade a mixture or pure substance?

Mixture of course. Water + salt + vitamins + colour .. .etc ...

Something that's "pure" can not be broken down into constituients,

compared to a mixture that can be

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An article posted by "Livestrong" in December 2009 listed the following

ingredients in Gatorade. On its own website, the manufacturer notes that

the product is periodically reformulated, so this list should be treated as

approximate. The take-away message is that Gatorade is a complex mix

of many ingredients.

Filtered Water

Brominated Vegetable Oil

Sucralose

High Fructose Corn Syrup

Citric Acid

Natural flavors

Salt

Sodium Citrate

Monopotassium Phosphate

Glycerol Ester of Wood Rosin

Artificial Colors