Archive · 20 Nov 2025
Toothpaste Usage: How Much to Use Based on Age
Toothpaste is important for oral health, but using too much can cause problems.
A periodontist says use a rice-sized amount for kids under 3 and a pea-sized amount for older kids and adults to avoid issues like dental fluorosis and stomach upset.
Using too much toothpaste can lead to dental fluorosis, gastrointestinal issues, increased abrasion, and discomfort
Dr. Miles Madison recommends a rice-sized amount for children under 3, and a pea-sized amount for children aged 3 and above
Excess fluoride, swallowing large amounts of toothpaste, and over-brushing can cause these issues
Supervising children and limiting adult usage can prevent overuse
Proper brushing habits contribute to long-term oral well-being
- Who
- Dr. Miles Madison, a periodontist and oral health advocate
- What
- Recommended appropriate amounts of toothpaste based on age
- When
- Recently
- Where
- In a viral video on Instagram
- Why
- To prevent excessive use and its potential side effects
Proper Toothpaste Usage
Excessive Toothpaste Use
Appropriate Amount
Proper Toothpaste Usage
A rice-sized amount for children under 3, and a pea-sized amount for older kids and adults
Excessive Toothpaste Use
More than recommended
- Appropriate amount for children under 3
- A smear or rice-sized amount
- Appropriate amount for children aged 3 and above
- A pea-sized amount
- Potential issue with excess fluoride
- Dental fluorosis
- Potential gastrointestinal issue
- Nausea or diarrhea
- Potential oral health issue
- Enamel wear and gum irritation