What is it?Holland & Barrett Chinese Chlorella tablets are rich in chlorophyll. Rich In Chlorophyll What Are the Benefits of This Supplement?Chlorella is a single-celled, green microalgae that naturally contains the phytonutrients Chlorophyll, the elements in plants that captures the sun’s rays. Chlorophyll is what enables plants to convert sunlight into food and energy. Holland & Barrett International Limited, Barling Way, CV10 7RH, UKHolland & Barrett Limited, 45 Henry St, D01 E9X8, Ireland