NATROCINE HEALTH ASSIST - is a UNIQUE product, in that it is an IMMUNE REACTIVANT(not a booster),it works on TH1 cell reactivation, and is a combination of POTASSIUM HUMATE AND METHYL SULPHONYL METHANE- all natural and organic molecules.It can be used as both preventative, and more so, by anyone with a compromised Immune system, or systems under heavy duress, eg chemotherapy patients, TB sufferers, Yuppie Flu, extreme sportsmen/women,stress, extensive antibiotics,Diabetes, osteoarthritis etc.This product was developed with an approach to natural solutions, and a combination of medical knowledge in allerology, haematology,immunology and bio kinetics.The product is available on most Medical Aids, and is listed with the Medical Council.Ask your pharmacist to order it for you from , using the reference of DBPE. You can also email enquries for any further information you require, again using DBPE