Can colon cancer patient whom going through chemotherapy now taking liqua health spirulina? does this products helps to provide nutrients to the patie

Yes and no: The nutrient that this dietary supplement provides is protein. It is dessicated blue-green algae. You don't need only protein but also a well balanced diet including carbs and fats and vitamins and minerals. There are numerous dietary supplements which have a balanced mix of all of your dietary needs. You would do better with those than just a protein supplement.