The grades of 6 Food Products stocks are on the rise this week on Portfolio Grader. Each of these stocks is rated an “A” (“strong buy”) or “B” overall (“buy”).

This week, J & J Snack Foods Corp. (JJSF) pushes up from a C to a B rating. J & J Snack Foods Corp. manufactures, markets, and distributes a variety of snack foods and beverages for the food service and retail supermarket industries. For more information, get Portfolio Grader’s complete analysis of JJSF stock.

McCormick & Company, Incorporated (MKC) boosts its rating from a B to a A this week. McCormick & Company, Incorporated makes and distributes spices, herbs, seasonings, and specialty foods to the food industry. The company also gets A’s in return on equity. For more information, get Portfolio Grader’s complete analysis of MKC stock.

Sanderson Farms, Inc. (SAFM) gets a higher grade this week, advancing from a B last week to a A. Sanderson Farms, Inc. is a fully-integrated poultry processing company engaged in the production, processing, marketing and distribution of fresh and frozen chicken products. The company also gets A’s in earnings revisions and earnings surprise. For more information, get Portfolio Grader’s complete analysis of SAFM stock.

WhiteWave Foods Company (WWAV) improves from a C to a B rating this week. The company also gets A’s in return on equity. For more information, get Portfolio Grader’s complete analysis of WWAV stock.

The rating of Pilgrim’s Pride Corporation (PPC) moves up this week, rising from a C to a B. Pilgrim’s Pride Corporation produces prepared and fresh chicken products in the United States and Mexico. The company also gets A’s in return on equity. For more information, get Portfolio Grader’s complete analysis of PPC stock.

This week, Amira Nature Foods Ltd.’s (ANFI) ratings are up from a B last week to a A. Amira Nature Foods Ltd. engages in processing, distributing, and marketing packaged specialty rice and other food products. The company also gets A’s in sales growth and free cash flow. For more information, get Portfolio Grader’s complete analysis of ANFI 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.