Further synthetic musk chemicals have been found in breast milk. The long term effects are not known as few studies have been done. Any material that bioaccumulates in the tissues are of concern. The effects on fetal growth and development is not known. Synthetic musks often used at relatively high levels in a fragrance formula.
Neurological effects are another concern associated with synthetic musks.
Several materials used in the past had serious neurological effects. The lack of neurological testing on synthetic musks is of concern since these materials are widely used at high levels in fragrance formulas. The materials in Eternity have not been adequately tested for safety. There are legitimate concerns over the safety of the product. The product does not carry the required warning label.