Rating Spf News Today

>> reporter: the possible reason for the negative feedback could be attributed to a recent change of ingredient. our nbc chicago station reporting that just this year, the company dropped the amount of zinc oxide from 20% to 9.3%. to put it in perspective, a majority of other sunscreens using zinc oxide as a main ingredient contain around 18 to 25%. when it removed the zinc, the company says, it did add other ingredients to keep it effective. in a statement to nbc news, the honest company says a...