What is it? 
Disperse Orange #3 is an azo-dye used primarily in textiles, but is also in foods and drugs. 

How can I avoid it? 
You should avoid contact with this substance. Avoidance requires reading labels, package inserts, and on occasion, direct communication with the manufacturer. 
• Topical and/or systemic corticosteroids when needed 
• Strict avoidance of offending dye sources (avoidance of specific color often is not helpful) 
• Wear 100% natural based fabrics (i.e., cotton, linen, silk, wool) 
• Wear 100% silk long sleeved undershirt and slip pants. 
• Wash all clothing (3 times) before wearing 
• Wear loose fitting clothing 
• Avoid tight synthetic spandex/Lycra exercise clothing 
• Avoid 100% acetate or 100% polyester liners 
• Avoid nylon stockings (beige tones especially) 
• Levi Strauss 501 blue jeans (vat dyes) do not usually cause dermatitis 

• 4-(4-Nitrophenylazo)aniline 
• Cellitron orange GR 
• Cosmetics coloring 
• Dye in terylene 
• Furs 
• Hair dyes and colors 
• Nylon knit goods 
• Sheepskins 
• Stockings 
• Textile dye of azo-type 

Potential cross-reacting/co-reacting substances
• Other para-Amino compounds m Para-Aminobenzoic acid m Sulfanilamide m p-Phenylenediamine (PPD) m p-Aminphenol (PAP) m p-toluylenediamine (PTD) m p-Aminoazobenze (PAAB) m 4,4’-Diaminodiphenylmethane (DDM) 
• Other disperse dyes

How safe is it?

Hang tight. We're thinking.