Spirulina is a kind of high protein health food. If you want to lose weight, you'd better take it one hour to half an hour before meals. After taking it, you will feel full, so as to achieve the goal of eating less and eating more meals. If you want to gain weight, you'd better take it after meals.

Patients with stomach diseases should distinguish their own types of stomach diseases, such as hyperacidity before meals and hypoacidity after meals.

If you take western medicine at the same time, it is best to stagger it for half an hour to an hour to reduce the side effects of western medicine.

Spirulina is prohibited in patients with severe renal insufficiency.