Blue food coloring (such as in grape soda), in particular, can lead to green poop.Īccording to, a study was conducted wherein 24 individuals were made to drink from 1 to 24 glasses of Kool-Aid containing blue and red dyes. So How Can Blue Make Green?įood coloring in drink mixes, which may be carbonated or non-carbonated, as well as in certain foods can lead to dark or bright green poop especially when the food coloring has not been processed properly. In addition, green is usually a normal stool color compared to black, red, or white which is indeed a cause for worry. When you search the internet, there are a lot of incidents being reported about people, including kids, consuming a lot of grape-flavored food and drinks then getting a fright when they discovered that their poop turned green! There was even one guy who drank 3 grape Powerades within an hour and became so surprised when afterward he went to the toilet and produced green stool!Īccording to the Children’s Hospital Colorado, unusual stool color is “almost always due to food coloring or food additives.” More often than not, stool color can be attributed more to what has been eaten rather than to any disease. Aside from making food look more appealing, food coloring also helps consumers identify a product’s flavor on sight such as red for strawberry, blue for blueberry, purple for grape, and yellow for lemon. They may come in the form of powder, paste, gel, or liquid and are generally safe for consumption. From here, we can safely deduce that the purple color of grape soda can be attributed to the mixture of blue and red food coloring among its ingredients.įood coloring, also known as food dye or color additive, is any substance that produces color when added to any type of food or drink. “When you mix blue and red it makes purple…” The words of a classic Barney song come to mind.

Here is the Nutrition Facts equivalent to one 12 oz or 355 ml container of Crush Grape Soda which contributes to a daily diet of 2000 calories.Ĭan Grape Soda Make Your Poop Turn Green?įrom the Nutrition Facts above, it can be seen that grape soda contains the food dyes Red 40 and Blue 1. Grape sodas are sweetened carbonated drinks with a grape flavor and purple color. In 1955, the company again changed its name to Royal Crown Company, which it has kept to this day, after its RC Cola brand also became a success. The Nehi fruit-flavored sodas became so popular that, later on in 1928, the company changed its name to Nehi Corporation in honor of the drink.

Hatcher, a grocer in Columbus, Georgia, who started bottling root beer and ginger ale in 1905. The first grape soda was the Nehi grape soda, one of the flavored softdrinks that was introduced to the United States by Chero-Cola/Union Bottleworks in 1924. Grape soda and green poop –is there a connection? Let’s find out! But then, the next time you go to the toilet, you noticed that your waste has turned a weird color. You may be one of those who love to quench your thirst with an ice-cold bottle of grape soda right after engaging in strenuous activities. Some people prefer flavored soda to any other drink.

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