Tambul is called pan or betel leaf. pan chewing is the part of ancient Indian custom. It is also mentioned i healthy daily routine ( Dinacharya) by acharya charaka and sushruta. Needless to say, it comes with its own benefits.
Ayurvedic facts of betel chewing (Tambula sevana) -
By chewing the tender betel leaves ( Piper betle) along with betel nut (Areca catachu ), jatiphala ( Myristica fragrans), lavanga ( Syzigium aromaticum), Karpura ( Cinnamonum camphora), Kankola (Piper cubeba), pudina etc. keeps the mouth fresh, tasty and good smell.
It is advisable 3 to 4 times per day. Excessive chewing of betel leaves causes of impairs the physique, diminishes strength, injures eye sight, dulls the complexion of the skin, losses teeth and root of hair and causes deafness. It aggravates both vata and pitta, excessive chewing weakens the digestive power.