Woad plant

To make a blue food dye, slice up red cabbage leaves and boil for 10-15 minutes. Strain out the cabbage, reduce the liquid until it is thick and syrupy (the cooking liquid from a whole cabbage will reduce to about a quarter of a cup. Now you have an intensely purple syrup.

Choose a food that has lots of tannins—Pinterest can help you identify which make good dyes, but here are some favorites: black beans for blue, red cabbage for purple, beets for pink, avocado skins and pits for peachy pink, yellow onion skins for yellow-orange, ground turmeric for golden yellow, spinach for green.

Blue 1, Red 40, Yellow 5, and Yellow 6 have long been known to cause allergic reactions in some people. CSPI says that while those reactions are not common, they can be serious and provide reason enough to ban those dyes. Furthermore, numerous studies have demonstrated that dyes cause hyperactivity in children.

Blue #1 (E133) and Blue #2 (E132) Countries including Norway, Finland, and France have banned these dyes, likely because they have been linked to brain cancer. These additives are found in certain candy, cereal, soda drinks, and sports drinks.

Blue 1 – Found in baked goods, ice cream, canned peas, jellies, candy, beverages, dessert powders, condiments, other foods, mouthwash, medicines.

Blue 1 and Blue 1 Lake are allowed to be used in food. Blue 1 and Blue 1 Lake impart a blue color to cosmetics and personal care products. Blue 1 is a synthetic water-soluble pigment. Blue 1 Lake is a water-insoluble salt of Blue 1.

Red #40 is a food dye that is found in many of the popular food products that adults but especially kids are attracted to today. Red # 40 is also an Ingredient in snacks some of these snacks include Jello, Pop-Tarts, Nurti-Grain bars, Otter Pops, Twinkies, Doritos, and Hot Cheetos.

Because the spicy snack contains a lot of red food dye, it can turn the stools of people who eat large quantities red or orange. Parents and kids may mistakenly assume that it is a sign of blood in the stool, leading to panicked trip to the hospital.

As per the Frito Lay, a popular American subsidiary of PepsiCo, Doritos manufactured in the US do not contain pork enzymes (porcine) to give them a distinctive flavor.

Unlike Dr Pepper cherry, this one is a little lower in caffeine and does not contain Red 40 and sodium benzoate that are blamed for ADHD, allergies and asthma (see Behavior, Learning and Health: The Dietary Connection; also see Assessment of the results of the study by McCann et al. …