The ratings of three household products stocks are down this week, according to the Portfolio Grader database. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

This week, Church & Dwight Co., Inc. (CHD) falls to a D (“sell”), worse than last week’s grade of C (“hold”). Church & Dwight is engaged in the development, manufacture, and marketing of household, personal care, and specialty products. The trailing PE Ratio for the stock is 27.20. For more information, get Portfolio Grader’s complete analysis of CHD stock.

The rating of Clorox Company (CLX) slips from a C to a D. Clorox makes consumer products that are sold through mass merchandisers and other retail outlets. Shares of the stock have been trading at an exceptionally rapid pace, up twofold from the week prior. The stock has a trailing PE Ratio of 26.80. To get an in-depth look at CLX, get Portfolio Grader’s complete analysis of CLX stock.

Colgate-Palmolive Company (CL) earns a D this week, moving down from last week’s grade of C. Colgate-Palmolive makes and sells various oral, personal, home care, and pet nutrition products for consumers. The trailing PE Ratio for the stock is 30.50. For more information, get Portfolio Grader’s complete analysis of CL stock.

Louis Navellier’s proprietary Portfolio Grader stock ranking system assesses roughly 5,000 companies every week based on a number of fundamental and quantitative measures. Stocks are given a letter grade based on their results — with A being “strong buy,” and F being “strong sell.” Explore the tool here.