Dietary supplements containing green tea extract or curcumin are documented causes of drug-induced liver injury

Overview Debates Related claims Topics

European labeling regulations permit immune-support claims on products containing established threshold levels of nutrients like zinc, selenium, copper, and vitamin C

High-dose vitamin C supplementation does not prevent individuals from catching the common cold

Linus Pauling published the book Vitamin C and the Common Cold in 1970

High-dose vitamin C supplementation shortens the average duration of a cold by 8%

In a COVID-19 study of over one million participants, individuals with the lowest-quality diets had a three- to five-fold higher risk of severe disease requiring hospitalization

Continuous vitamin D supplementation for one year results in one fewer respiratory infection for every 33 individuals treated

A COVID-19 citizen science study of over one million participants found individuals consuming high-quality diets had 50% lower risk of severe symptoms

Consuming high doses of vitamin C does not prevent a person from catching the common cold

Continuous vitamin D supplementation for one year results in an average reduction of one infection for every 33 individuals

High vitamin D blood levels correlate with an approximate 10% reduction in the risk of human respiratory infections

Supplementing with high doses of vitamin C reduces the duration of a cold by an average of 8%

A COVID-19 citizen science study of over one million UK and US participants found that individuals consuming high-quality diets had approximately 50% lower risk of severe symptoms

In a citizen science COVID-19 study, individuals consuming the poorest quality diets exhibited a three- to five-fold increased risk of severe infection requiring hospitalization or resulting in death

A prospective double-blind trial published in the New England Journal of Medicine demonstrated that high-dose vitamin A reduces mortality in measles pneumonitis

Consuming whole small fish or shellfish like mussels and sardines leads to ingesting the digestive tract containing microplastics

Cruciferous vegetables including broccoli, kale, and Brussels sprouts support phase two liver detoxification

Pyridoxal-5-phosphate is a bioactive derivative of vitamin B6 used to suppress prolactin secretion

Tongkat Ali supplementation can reduce sex hormone-binding globulin levels and increase circulating free testosterone in humans

Phosphorylated vitamin B2 supplementation can reduce blood pressure in individuals possessing the MTHFR 677TT genetic polymorphism

CDC data indicates approximately one-third of the population experiences reduced transport of synthetic folate across the blood-brain barrier