Not an Allergen (but problematic).
Iodine
A naturally-occurring trace element in our bodies that is important for the production of our th... Read More
Not An Allergen.
Theobromine (in Chocolate)
Bromine is a halogen, which is a type of chemical that is found in several foods and other sub... Read More
Allergen.
Cinnamon (Cinnamic aldehyde)
Cinnamon is a popular spice but what makes it so delicious to eat and smell is a chemical compound ... Read More
Allergen.
Triclosan
In 2016, the US FDA banned this ever-popular antibacterial along with 18 other ingredients. The FDA's stated reason fo... Read More
Allergen.
MCI/MI (Methylchloroisothiazolinone/methylisothiazolinone)
While the full name is a mouthful, you might have heard of MCI/MI. Se... Read More
Not An Allergen (but be wary)
Wood
While "wood" is not listed in published allergen lists, you might be surprised to learn how often it can ... Read More
Not an Allergen (sort of).
Chlorine
This is a little complicated. This common disinfectant is a strong irritant that is known to cause sev... Read More
Not An Allergen.
DEET
N, N-diethyl-3-methylbenzamide (DEET) has a lot of things going for it — among other things, it is not a common skin... Read More
Allergen.
Citronella
Fragrance was the American Contact Dermatitis Society (ACDS)'s Contact Allergen of the Year for 2007, and fragrance m... Read More