Dietary Chlorella Supplement. Dietary Chlorella Supplement. (Chlorella with Chlorella vulgaris extract – CVE). In 1964, Chlorella industry Co., Ltd. (CIC) successfully pioneered the world’s first chlorella mass production in Japan. Chloenergy shows its protein digestibility rate of 82% without going through pulverization process. This rate has been confirmed by both the National Institute of Health and Nutrition and …