Reports highlight various healthy frozen food options available at supermarkets, with some outlets focusing on specific store chains such as Trader Joe's, Sam's Club, Lidl, and H-E-B. Experts, including dietitians and nutritionists, are weighing in on the healthiest frozen foods, including meals and snacks. The specific frozen foods being recommended vary across reports, with some outlets emphasizing particular products or categories, such as ice cream bars or meal bowls.