The 40-year-old mother of two, who advocates for Lifebuoy's 'Help A Child Reach Five' movement, will attend a seminar later this month at the United Nations.
"Hi guys! Joining Twitter for a few weeks, all for a good cause. So much love from you guys! I don't even know what to say, except I love you more!," Kajol tweeted.
The 'Fanaa' star currently has got 5,312 followers on Twitter so far.