Possible but like every other observational study, take it with pinch of salt.
Further evidence from well conducted trials are needed before it can be recommended as a COVID treatment.
In mean time, it’s better to stick to natural sources of vitamin such as those mentioned in the newspaper article ( spinach, broccoli, green vegetables, blueberries, all types of fruit and vegetables).
Daniel Boffey. Fri 5 Jun 2020 14.50 BST
Disclaimer: Please note- This blog is NOT medical advice. This blog is purely for information only and do check the the sources where cited. Please consult your own doctor to discuss concerns and options relevant to you.
The views expressed in this blog represent the author’s views held at the time of publication and is likely to change overtime, particularly when new evidence comes to light. The blog is not necessarily endorsed by any organisation the author is associated with and views are not substitute for professional advice.