What we know about treatments people ask about
Fenbendazole, vitamin C, cannabis, diets: how far testing has got for each one, by disease. Each step comes from a fixed rule and links its sources.
Proven: Shown to help. A treatment guideline recommends it, or a careful review of many studies found a benefit.
Choose a disease
- Acute lymphoblastic leukaemia
- Acute myeloid leukemia
- ALS (motor neurone disease)
- Alzheimer disease
- Amyloidosis
- ANCA-associated vasculitis
- Ankylosing spondylitis
- Asthma
- Atopic dermatitis (eczema)
- Atrial fibrillation
- Autism
- Bipolar disorder
- Bladder cancer
- Cervical cancer
- Childhood cancers
- Chronic kidney disease
- Chronic lymphocytic leukaemia
- Chronic myeloid leukaemia
- CIDP (chronic inflammatory demyelinating polyneuropathy)
- Colorectal cancer
- COPD
- Coronary artery disease
- Crohn's disease
- Cystic fibrosis
- Depression
- Diabetic eye disease
- Diffuse large B-cell lymphoma
- Duchenne muscular dystrophy
- Endometrial cancer
- Endometriosis
- Epilepsy
- Fabry disease
- Familial hypercholesterolaemia
- Fatty liver disease (MASLD/MASH)
- Follicular lymphoma
- Friedreich ataxia
- Frontotemporal dementia
- Gastric and esophageal cancer
- Gaucher disease
- Glaucoma
- Glioblastoma
- Haemophilia
- Head and neck cancer
- Heart failure
- Hepatitis B
- High blood pressure
- HIV
- Hodgkin lymphoma
- Huntington's disease
- Hypertrophic cardiomyopathy
- Idiopathic pulmonary fibrosis
- IgA nephropathy
- Kidney cancer
- Lewy body dementia
- Liver and biliary tract cancer
- Long COVID and ME/CFS
- Lung cancer
- Lupus (SLE)
- Macular degeneration
- Mantle cell lymphoma
- Melanoma
- Mesothelioma
- Metastatic breast cancer
- Migraine
- Multiple myeloma
- Multiple sclerosis
- Myasthenia gravis
- Myelodysplastic syndromes
- Myeloproliferative neoplasms
- Neuroblastoma
- Neuroendocrine tumours
- Neuromyelitis optica (NMOSD)
- Obesity
- Osteoporosis
- Ovarian cancer
- Pancreatic cancer
- Parkinson disease
- Polycystic kidney disease
- Pompe disease
- Primary biliary cholangitis
- Prostate cancer
- Psoriasis
- Psoriatic arthritis
- Pulmonary arterial hypertension
- Retinitis pigmentosa
- Rheumatoid arthritis
- Sarcoma
- Schizophrenia
- Sickle cell disease
- Sjögren's disease
- Spinal muscular atrophy
- Stroke
- Systemic sclerosis (scleroderma)
- Thalassaemia
- Thyroid cancer
- Triple-negative breast cancer
- Tuberculosis
- Type 1 diabetes
- Type 2 diabetes
- Ulcerative colitis