Washing your hair should remove oil, dirt, and other grime from the day. However, if you're not careful, the shampoo you use might include ingredients with links to cancer risks.

Diazolidinyl urea affected 3.7% of patch test patients in 2005–2006 (Zug et al., 2009). This preservative fights against yeasts, gram-positive and gram-negative bacteria, including Pseudomonas (Marks ...

We were unable to process your request. Please try again later. If you continue to have this issue please contact [email protected]. Patch testing for allergic contact dermatitis with ...

Formaldehyde and the formaldehyde-releasing preservatives are some of the most effective preservatives on the market (Marks, Elsher, & Deleo, 2002). They are especially effective in preventing growth ...