Today, the nation faces a severe health crisis with rising death rates. David Davis highlighted that other regions like Andalusia have seen significant success in reducing death rates through vitamin D supplementation. He called for an examination of this policy experiment by the UK government and emphasised the importance of addressing vitamin D deficiency as it is linked to worse outcomes for those affected by respiratory diseases, including COVID-19. Davis pointed out that research has shown a strong correlation between vitamin D deficiency and severe symptoms of respiratory disorders such as flu, colds, pneumonia, and COVID-19. He urged the government to review the evidence urgently and implement supplementation programmes, particularly for at-risk groups like the elderly, ethnic minorities, and those with chronic conditions. Davis argued that providing supplements could save lives and reduce medical and economic costs.