Is Spitting Saliva Good for Health? The Truth You Should Know
Many people have the habit of frequently spitting saliva, believing it removes “dirty” substances from the mouth or improves health.
But medically speaking, spitting saliva is not a healthy practice.
At Nisarga Diagnostics, we believe in spreading preventive health awareness. Understanding the role of saliva can help you protect both personal health and public hygiene.
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Why Saliva Is Important for Your Body
Saliva is not waste—it is essential for normal body function.
1. Helps in Digestion
Saliva contains enzymes like amylase, which begin the digestion of food right in the mouth.
Without adequate saliva:
Digestion becomes inefficient
Acidity and indigestion may increase
2. Protects Teeth and Gums
Saliva:
Neutralizes harmful acids
Washes away food particles
Prevents tooth decay and gum disease
Frequent spitting reduces saliva levels, increasing the risk of:
Cavities
Bad breath
Gum infections
3. Aids in Healing and Immunity
Saliva contains:
Antibacterial properties
Natural healing enzymes
It helps small mouth wounds heal faster and protects against infections.
What Happens If You Frequently Spit Saliva?
Frequent spitting can actually harm your health.
Possible Effects
Dry mouth (xerostomia)
Increased mouth infections
Dental problems
Worsened acidity and throat irritation
In some cases, excessive spitting may also indicate:
Acid reflux
Mouth or throat irritation
Anxiety-related habits
If this habit is persistent, a medical evaluation may be necessary.
Public Health and Hygiene Concerns
Spitting in public places:
Spreads bacteria and viruses
Increases risk of infections
Affects cleanliness and social hygiene
From a public-health perspective, spitting is unsafe and unhygienic.
When Should You Consult a Doctor?
You should seek medical advice if you notice:
Excessive saliva production
Continuous urge to spit
Mouth dryness or burning sensation
Persistent acidity or throat discomfort
Diagnostic evaluation can help identify underlying causes and prevent complications.
Healthy Habits to Follow Instead
Drink adequate water
Maintain good oral hygiene
Avoid tobacco and excess caffeine
Treat acidity and digestion issues early
Practice mindful habits to break unconscious spitting
Founder of Nisarga Diagnostics, is a renowned fetal ultrasound specialist with over 20 years of expertise. An alumnus of Government Medical Colleges in Mysore and Bangalore, he also holds a D.N.B. from the National Board of Examinations, Delhi, and certification from the Fetal Medicine Foundation, London. A former Professor and HOD, he has trained countless PG students and junior radiologists, shaping the future of fetal imaging in India.