An artificial yellow coloring agent used to achieve various shades of yellow.
A sodium salt of disulfonic acid obtained through a chemical condensation reaction involving quinoline and phthalic anhydride.
It is permitted for use only in specific foods but is also used in cosmetic products (e.g., hair products and colognes).
When combined with green colorants, it is used to dye foods blue.
Studies have shown that it can cause allergies and dermatitis; individuals suffering from allergies and asthma are particularly sensitive to its effects.
Animal experiments suggest that pure quinoline has carcinogenic properties.
It belongs to the so-called "Southampton Six."

Under a European Parliament decision binding on all EU member states since 2010, food products containing any of the following colorants—E102, E104, E110, E122, E124, or E129—must bear the warning: "May have an adverse effect on activity and attention in children."
REGULATION (EC) No 1333/2008 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL
Avoid.

ADI (Acceptable Daily Intake): 10 mg/kg of body weight.