Not only can it help boost your immunity level, but also help you recover faster.'

'A paste or juice made out of about 20 tulsi leaves, if had daily, will help one strengthen the immunity level and fight viruses like H1N1,' he added.

Kavia Sharma, a mother of two, said that she has started giving her children a thick concoction of tulsi early in the morning to strengthen their immunity level and ward off the H1N1 virus.

'These days I have started giving my children a tulsi paste every morning after soaking a few leaves in water overnight,' Sharma told IANS.

Bhumyamalaki, another herb, has the potential to boost one's overall body defence mechanism, Chhabra added.

'Bhumyamalaki helps one in fighting diseases like Hepatitis B. And it can help in case of swine flu too,' she said.