Spirulina can provoke migraines or light fever; for some it can cause constipation, for others diarrhea (particularly in strong doses). It can cause the appearance of red spots, bring light stomach pains, provoke black or green stools (because it detoxifies the colon).
A homoeopathic constitutional treatment rather will not only reduce this craving but will be curative too also eat more vegetables and fruits ,drink plenty of water and exercise daily it is more than enough to detoxify your body