Color Additive Oral & topical

FD&C Red #40

Synthetic red dye used in supplements, associated with hyperactivity concerns.

1 form
2.0 /5 avg.
Oral & topical

About FD&C Red #40

FD&C Red #40 is a synthetic red dye widely used in food and supplements, particularly in gummy vitamins. It is known for its vibrant color but has been linked to potential hyperactivity and behavioral issues in children.

At a glance

Approval status

GRAS

Compare All Forms

1 form

Compare supplement forms of FD&C Red #40 by absorption quality and what your body actually gets from each:

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Form Absorption Steps to absorb Notes Action
FD&C Red #40
  • CAS: 25956-17-6
  • Label category: synthetic
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Type: Color Additive

Category for Color Additive ingredients

Potential Benefits

Benefits associated with FD&C Red #40 forms:

Color Enhancement

Potential Side Effects

Side effects associated with FD&C Red #40 forms:

Hyperactivity How serious: Mild ADHD Symptoms How serious: Moderate Behavioral Issues How serious: Moderate

What does the research say?

Studies have indicated a correlation between the consumption of artificial food colorings, including FD&C Red #40, and increased hyperactivity in children. However, the evidence is mixed, and further research is needed to establish a definitive causal relationship.