Moringa is taken by mouth for "tired blood" (anemia), arthritis and other joint pain (rheumatism), asthma, cancer, constipation, diabetes, diarrhea, seizures, stomach pain, stomach and intestinal ulcers, intestinal spasms, headache, heart problems, high blood pressure, kidney stones, symptoms of menopause, & thyroid. Its nourishing to the skin and hair. 
Moringa treats edema which  is a painful condition where fluid builds up in specific tissues in the body. 
The anti-inflammatory properties of moringa may be effective in preventing edema from developing. 
Protecting the liver, Moringa appears to protect the liver against damage caused by anti-tubercular drugs and can quicken its repair process.
Preventing and treating cancer.
Moringa extracts contain properties that might help prevent cancer developing. It also contains niazimicin, which is a compound that suppresses the development of cancer cells.
 Treating stomach complaints
Moringa extracts might help treat some stomach disorders, such as constipation, gastritis, and ulcerative colitis. The antibiotic and antibacterial properties of moringa may help inhibit the growth of various pathogens, and its high vitamin B content helps with digestion.
Fighting against bacterial diseases
Due to its antibacterial, antifungal, and antimicrobial properties, moringa extracts might combat infections caused by Salmonella, Rhizopus, and E. coli.
Making bones healthier
Moringa also contains calcium and phosphorous, which help keep bones healthy and strong. Along with its anti-inflammatory properties moringa extract might help to treat conditions such as arthritis and may also heal damaged bones.
Treating mood disorders
Moringa is thought to be helpful in treating depression, anxiety, and fatigue.
Protecting the cardiovascular system
The powerful antioxidants found in Moringa extract might help prevent cardiac damage and has also been shown to maintain a healthy heart.
Helping wounds to heal
Extract of moringa has been shown to help wounds close as well as reduce the appearance of scars.
Treating diabetes
Moringa helps to reduce the amount of glucose in the blood, as well as sugar and protein in the urine. This improved the hemoglobin levels and overall protein content in those tested.
Treating asthma
Moringa may help reduce the severity of some asthma attacks and protect against bronchial constrictions. It has also been shown to assist with better lung function and breathing overall.
Protecting against kidney disorders
People may be less likely to develop stones in the kidneys, bladder or uterus if they ingest moringa extract. Moringa contains high levels of antioxidants that might aid toxicity levels in the kidneys.14. 
Reducing high blood pressure
Moringa contains isothiocyanate and niaziminin, compounds that help to stop arteries from thickening, which can cause blood pressure to rise.
Improving eye health
Moringa contains eyesight-improving properties thanks to its high antioxidant levels. Moringa may stop the dilation of retinal vessels, prevent the thickening of capillary membranes, and inhibit retinal dysfunction.
Treating anemia and sickle cell disease
Moringa might help a person’s body absorb more iron, therefore increasing their red blood cell count. It is thought the plant extract is very helpful in treating and preventing anemia and sickle cell disease.