At the very least, clinical trials need to be done that ascertain the safety of products with fragrance. |
Simply absorbing products can cause problems that affect the lungs and skin. And the main cause of contact dermatitis - which can result in rashes or hives - is a reaction to fragrances that you find in cosmetics and laundry products. |
The issue is that fragrance formulas are generally trade secrets, so there really is little pressure on companies to identify the chemical makeup of their products on a label. |