Fact-checked by: Science Feedback

2020/05/18 | United States

FALSE: Dolores Cahill in Computing Forever interview claims that taking vitamins C and D as well as zinc boosts the immune system against COVID-19, that hydroxychloroquine has been proven effective against COVID-19, and that COVID-19 patients who recover are immune for life, among others.

Explanation: Vitamins C, D and zinc are important nutrients, but these have not been shown to "boost" the immune system against COVID-19; scientific studies have not shown that hydroxychloroquine is effective against COVID-19; how long COVID-19 immunity lasts in patients who have recovered is still unknown - much more time is needed before scientists have sufficient data to determine how long immunity against the virus persists.

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This false claim originated from: Dolores Cahill, YouTube

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