SERIOUS SCIENCE. EXPLAINED SIMPLY.

Clear, approachable guides to the ingredients, research and everyday routines behind modern oral care—for kids, adults and every smile in between.

LOL!® Smile Science

Charcoal-colored toothpaste on a toothbrush beside a bowl of activated charcoal and a tooth model

Activated Charcoal in Toothpaste: What to Know ...

Explore activated charcoal in toothpaste, realistic expectations for surface-stain whitening and what to consider about enamel and sensitivity.

Activated Charcoal in Toothpaste: What to Know ...

Explore activated charcoal in toothpaste, realistic expectations for surface-stain whitening and what to consider about enamel and sensitivity.

White mineral-like powder, mint and a toothbrush with toothpaste on a light surface.

Zinc Toothpaste for Bad Breath: What Zinc Citra...

Looking for zinc toothpaste for bad breath? Learn how zinc citrate relates to sulfur compounds, how it differs from mint flavor and when to consult a dentist.

Zinc Toothpaste for Bad Breath: What Zinc Citra...

Looking for zinc toothpaste for bad breath? Learn how zinc citrate relates to sulfur compounds, how it differs from mint flavor and when to consult a dentist.

What Is PAP+? A Guide to Gentle, Peroxide-Free Teeth Whitening

What Is PAP+? A Guide to Gentle, Peroxide-Free ...

What is PAP+ and why is it used in peroxide-free whitening toothpaste? Learn how it works, what to expect and how it fits into LOL! Whitening Glow.

What Is PAP+? A Guide to Gentle, Peroxide-Free ...

What is PAP+ and why is it used in peroxide-free whitening toothpaste? Learn how it works, what to expect and how it fits into LOL! Whitening Glow.

Coconut Oil in Toothpaste: Antibacterial Potential and Everyday Benefits

Coconut Oil in Toothpaste: Antibacterial Potent...

Explore coconut oil’s lauric acid and antibacterial potential, plus what research can and cannot tell us about toothpaste, whitening and sensitivity.

Coconut Oil in Toothpaste: Antibacterial Potent...

Explore coconut oil’s lauric acid and antibacterial potential, plus what research can and cannot tell us about toothpaste, whitening and sensitivity.

Why Do My Gums Bleed When I Brush? Common Causes and When to Get Help

Why Do My Gums Bleed When I Brush? Common Cause...

Bleeding when you brush? Learn common reasons gums bleed, how to clean gently and when to ask a dentist for an exam.

Why Do My Gums Bleed When I Brush? Common Cause...

Bleeding when you brush? Learn common reasons gums bleed, how to clean gently and when to ask a dentist for an exam.

Why Are My Teeth Sensitive? Common Causes and How to Choose Toothpaste

Why Are My Teeth Sensitive? Common Causes and H...

Cold drinks or sweet foods making your teeth sting? Learn common causes of sensitivity, gentler brushing habits and when to see a dentist.

Why Are My Teeth Sensitive? Common Causes and H...

Cold drinks or sweet foods making your teeth sting? Learn common causes of sensitivity, gentler brushing habits and when to see a dentist.

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