Ingredient · Updated
Red 40
Found in 29 productsSee all
Alpha Lion SuperHuman Core Pre-Workout 
Great Value Original Strawberry Banana 
Optimum Nutrition Gold Standard Pre-Workout Fruit Punch 
Gatorade Gatorlyte Strawberry Kiwi Sports Drink - Bottle 
Crystal Light On-The-Go Peach Mango Green Tea - / Pouches 
RAW CBUM Itholate Protein Birthday Cake 
SweeTarts Ropes 
Jolly Rancher Hard Candy Strawberry What is Red 40?
Red 40 is a synthetic red dye used to enhance the appearance of food and beverage products. It is made from petroleum and processed to create a vibrant red color that remains stable under various conditions.
Red 40 is primarily used because of its bright color and stability, making it popular in sweets, drinks, and processed foods. The health evidence around Red 40 is mixed; some studies have raised concerns about potential hyperactivity in children, but regulatory agencies generally consider it safe at approved levels.
When reading labels, note that Red 40 can be found in a wide range of processed foods, so those aiming to avoid artificial colors should be vigilant in checking ingredient lists.
Commonly found in: candies, beverages, baked goods, desserts, processed snacks
What to watch
- Some studies suggest a potential link to hyperactivity in children.
- Its synthetic origin from petroleum may concern those seeking natural alternatives.
Red 40 is approved as a food additive in the US and considered safe when used according to regulations.
Research shows mixed findings, with some studies pointing to behavioral effects in children, while others find no significant issues.
Red 40 is not derived from animal sources and is suitable for vegans.
Sources: Summary of Color Additives in Listing Regulations · Hyperactivity and Red Dye 40: A Comparison of Research Findings
Scout's take
Petroleum-derived synthetic dye.
The case against
May cause hyperactivity in children and allergic reactions in sensitive individuals.
from the analysis of Fruity Pebbles · echoed in 3 other analysesMay cause allergic reactions and has been associated with hyperactivity in children.
from the analysis of Kellogg's Froot LoopsAssociated with hyperactivity in children and potential allergenic reactions.
from the analysis of Gatorade Gatorlyte Strawberry Kiwi Sports Drink - BottleLinked to hyperactivity and allergic reactions.
from the analysis of Crystal Light On-The-Go Peach Mango Green Tea - / PouchesMore from Scout's analyses
Petroleum-derived artificial dye linked to hyperactivity in children, behavioral issues, and potential carcinogenicity. Banned in several European countries.
from the analysis of RAW CBUM Itholate Protein Birthday CakeRed 40 is an artificial dye linked to hyperactivity and allergic reactions in sensitive individuals. It is a synthetic colorant with no nutritional value. Its use is controversial due to potential health concerns.
from the analysis of Gatorade Fruit Punch Sports Drink - BottlePetroleum-derived artificial dye linked to hyperactivity in children, behavioral issues, and potential carcinogenicity. Completely unnecessary in a pre-workout supplement.
from the analysis of Optimum Nutrition Gold Standard Pre-Workout Fruit PunchAll 29 products with Red 40
+ 5 more products in the Scout app
Where Red 40 shows up
- Candy 14 products
- Cereal 3 products
- Pre-Workout 2 products
- Hydration 2 products
- Salty Snacks 2 products
- Milk 1 product
Higher-scoring picks without Red 40
Products from the same categories whose analyzed ingredient list does not include Red 40, scoring 80 or above.
Scan any product to see every ingredient explained — and healthier swaps.