Are Sports Drinks and Juices Wrecking Your Child’s Teeth? Hidden Sugars Explained
With summer just around the corner, kids in King County are gearing up for long days of outdoor play, sports, and fun. As the temperatures rise, it’s natural for parents to grab convenient drinks like sports drinks and fruit juices to keep their children hydrated. But have you ever wondered if these popular beverages could be harming your child’s teeth? Unfortunately, many of these drinks contain hidden sugars that can silently contribute to dental problems.

What Are Hidden Sugars?
Hidden sugars are sugars that aren’t always listed as “sugar” on the label but still have the same harmful effects on teeth. Manufacturers use different names for sugars, making it tricky for parents to identify them. Some common names for hidden sugars include:
- High-fructose corn syrup
- Sucrose
- Glucose
- Maltose
- Dextrose
- Fruit juice concentrates
Even drinks marketed as “healthy” or “natural” can be loaded with hidden sugars that fuel bacteria in the mouth, leading to cavities and enamel erosion.
How Do Hidden Sugars Affect Your Child’s Teeth?
When your child drinks a sugary beverage, the bacteria in their mouth feed on the sugar, producing acid that attacks tooth enamel. Over time, repeated exposure weakens the enamel, increasing the risk of cavities. Since many sports drinks and juices are acidic as well, they double the risk by eroding enamel while delivering a high dose of sugar.
Popular Drinks That Contain Hidden Sugars
Many parents are surprised to learn just how much sugar is hiding in common beverages, including:
Sports Drinks – Designed to replace electrolytes after intense exercise, these drinks often contain high levels of sugar and acid, which can erode enamel.
Fruit Juices – Even 100% fruit juices, while natural, are packed with natural sugars and can be just as harmful as sodas.
Flavored Waters – Many flavored waters contain added sugars or artificial sweeteners that can still impact oral health.
Smoothies and Yogurt Drinks – These may seem like a healthier option, but they often contain added sweeteners that contribute to cavities.
How to Prevent Dental Problems from Sugary Drinks
The good news is that you can help protect your child’s teeth from the harmful effects of hidden sugars by taking a few proactive steps:
Limit Sugary Drinks – Encourage your child to drink water or milk instead of sports drinks and juices. Reserve sugary drinks for occasional treats rather than daily hydration.
Dilute Juices – If your child enjoys fruit juice, try diluting it with water to reduce the sugar content.
Use a Straw – Drinking through a straw helps minimize direct contact between the sugary liquid and the teeth.
Rinse After Drinking – Encourage your child to rinse their mouth with water after consuming sugary or acidic drinks to help wash away residue.
Practice Good Oral Hygiene – Brushing twice a day with fluoride toothpaste and flossing daily helps remove plaque and prevent cavities.

Schedule a Summer Cleaning at Kenmore Pediatric Dentistry
As summer approaches, now is the perfect time to schedule a professional dental cleaning for your child. A thorough cleaning can help remove plaque and protect your child’s teeth from cavities caused by hidden sugars. At Kenmore Pediatric Dentistry, we’re committed to helping kids in King County maintain bright, healthy smiles all year long.
Call us today to schedule your child’s summer dental cleaning!