This week, the ratings of 3 Personal Products stocks on Portfolio Grader are down. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

Slipping from a C to a D rating, Nu Skin Enterprises, Inc. Class A (NUS) takes a hit this week. Nu Skin Enterprises, Inc. Class A distributes premium quality personal care products and nutritional supplements. For more information, get Portfolio Grader’s complete analysis of NUS stock.

This week, Elizabeth Arden, Inc. (RDEN) drops from a D to a F rating. Elizabeth Arden, Inc. manufactures, distributes, and markets prestige fragrances and related skin treatment and cosmetic products for men and women. The company also gets F’s in earnings revisions, earnings surprise, return on equity, and free cash flow. For more information, get Portfolio Grader’s complete analysis of RDEN stock.

This is a rough week for Cyanotech Corporation (CYAN). The company’s rating falls to D from the previous week’s C. Cyanotech Corporation provides beneficial, quality microalgal products for health and human nutrition in a sustainable, reliable and environmentally sensitive operation. The company also gets F’s in earnings growth and free cash flow. For more information, get Portfolio Grader’s complete analysis of CYAN 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.