Not only does it help those who are ill regain their strength and improve their body's condition, it also is helpful in the treatment of chronic illnesses such as duodenal ulcers, skin allergies, cancer and stroke.
雷久南認為，它不但能使病者恢復體力、改善體質，對十二指腸潰瘍、皮膚過敏、癌症、中風等慢性疾病深具療效。