date:May 21, 2013
even to consider
(1) Chlorella is treated by most as a supplement. But it is a food, actually. Around the end of WW II, it was considered as a solution for world hunger because it's so easy to culture and harvest from fresh water ponds or man-made pools.
That idea was abandoned because chlorella cell walls were too tough to digest. But a technique has been developed to break the cell walls mechanically without damaging the algae.
Today, most chlorella brands will say broken cell walls indicat