In most cases, favor chlorella grown in the United European countries and States, and prevent chlorella grown in China. Removing large metals using chlorella 1.) If that is your first-time taking chlorella, begin gradually. Approximately 30 % of people can’t handle chlorella, and if too much of it is initially consumed, the reaction symptoms among this unfortunate minority can be alarming . Ideally, 250 milligrams of chlorella per day for a full week or so, preferably with meals, is a good starting point for some newcomers.However, because children and the elderly were not included in the study, it as yet not known whether a second dose of 2009 H1N1 vaccine will be necessary to induce sufficient immunity in these populations. The results of our study show that 2009 H1N1 vaccine is associated with a satisfactory safety profile for adults and also children and elderly people. The level of immunity induced by the 1st dose of the vaccine appears to be influenced by the existence or lack of alum adjuvant and age the recipients . The vaccines formulated without alum adjuvant were more effective in inducing an immune reaction in subjects than had been vaccines with adjuvant.