Best and Worst Foods for Your Teeth

The best foods for your teeth are the ones that are low in sugar and acid and that get saliva flowing: cheese, plain yogurt, crunchy vegetables, nuts and plain water. The worst are sticky, sugary and sour foods that cling to teeth or bathe them in acid, especially when you graze on them throughout the day. With Halloween at the end of the month, that second list will be sitting in bowls at home and at the office, so this is a good week to know which treats are easier on your teeth than others.

Below you will find how food actually affects enamel, a list of foods good for teeth and the ones that cause the most trouble, a practical plan for Halloween week, and tips for anyone with crowns, veneers or clear aligners. None of it requires giving up treats. It is mostly about choosing, timing and rinsing.

Key Takeaways

• Bacteria in plaque turn sugar into acid, and that acid pulls minerals out of enamel, which over time leads to cavities.

• How often you eat sugar matters more than how much, because every snack starts a new acid attack.

• Cheese, plain yogurt, crunchy vegetables, nuts and water are among the most tooth-friendly foods you can choose.

• Sticky candy, hard candy and sour candy are the hardest treats on teeth, while plain chocolate eaten with a meal is a better choice.

• Eating treats with meals, drinking water afterwards and chewing sugarless gum all help your mouth recover faster.

How Food Affects Your Teeth

Sugar Feeds Acid-Producing Bacteria

Sugar does not damage teeth directly. The bacteria in plaque feed on it and produce acid as a byproduct, and that acid dissolves minerals from the enamel surface. The post on sugar and cavities explains this process step by step.

Acid Wears Enamel Directly

Acidic foods and drinks, such as citrus, soda, sports drinks, wine and sour candy, soften enamel on contact even without sugar. The American Dental Association notes that acidic foods and beverages can wear away the enamel that protects your teeth, and that many popular drinks contain enough sugar to put oral health at risk.

How Often Matters More Than How Much

Saliva neutralizes acid and helps enamel repair itself between meals. Each time you eat or sip something sugary, the clock resets. A dessert eaten after dinner is one acid attack. The same amount of candy eaten a piece at a time over an afternoon is many. That is why a slowly sipped sweet coffee or a bag of candy on the desk can do more harm than a single slice of cake.

The Best Foods for Your Teeth

Cheese, Plain Yogurt and Milk

Dairy foods are low in sugar when unsweetened and supply calcium and phosphate, the same minerals enamel is made of. A piece of cheese at the end of a meal is an easy habit that leaves your mouth in a better state than a sweet finish. Flavored yogurts and sweetened milk drinks can carry as much sugar as a dessert, so check the label and choose plain versions where you can.

Crunchy Vegetables and Whole Fruit

Carrots, celery, cucumbers, apples and pears take a lot of chewing, which increases saliva flow. Whole fruit is a far better choice than juice or dried fruit, which concentrate the sugar and, in the case of dried fruit, stick to teeth.

Nuts and Seeds

Almonds, walnuts and other plain nuts are low in sugar and make a satisfying snack between meals. They also take some chewing, which keeps saliva flowing. The ADA suggests nuts, fruit, vegetables and crackers as lower-sugar alternatives when you need an energy boost.

Plain Water

Water rinses away food and acid and has no sugar at all. Fluoridated tap water also gives enamel a small, steady dose of fluoride. Sipping water after a treat or a coffee is one of the simplest things you can do for your teeth.

The Worst Foods for Your Teeth

Sticky and Chewy Sweets

Caramels, taffy, gummies and chewy candy cling to the grooves of your back teeth and between teeth, keeping sugar in contact with enamel long after you have finished eating. Starchy snacks such as chips, crackers and soft white bread behave in a similar way. They break down into sugars in the mouth and pack into the grooves of back teeth, which is why they belong on this list even though they do not taste sweet.

Hard Candy and Lollipops

Hard candy dissolves slowly, so your teeth are bathed in sugar for a long time. Biting down on it can also crack teeth and chip fillings, crowns and veneers.

Sour Candy

Sour candies combine sugar with high levels of acid. The ADA describes them as some of the worst offenders for teeth because the acid attacks enamel directly.

Sugary and Acidic Drinks

Soda, energy drinks, sports drinks, sweetened coffee drinks and juice are easy to sip for hours. If you enjoy them, drink them with a meal rather than nursing one through the afternoon, and follow with water. Coffee and tea without sugar are far easier on teeth than sweetened versions, although they can still stain.

A Halloween Week Game Plan

Eat Treats With Meals

According to the ADA's Halloween survival guide, timing is everything. Candy eaten with a meal or right after it benefits from the extra saliva your mouth makes while you eat, which helps rinse away sugar and acid.

Choose Chocolate Over Sticky or Sour

Plain chocolate does not stick to teeth as readily as other candy, and dark chocolate contains less sugar than milk chocolate. If you are choosing from a mixed bowl, it is the better pick over gummies, caramels and sour candy.

Chew Sugarless Gum Afterwards

Chewing sugarless gum for about 20 minutes after eating increases saliva, which helps neutralize acid and clear away food. Look for gum with the ADA Seal of Acceptance.

Do Not Keep the Bowl Out All Week

A bowl of candy on the counter or the desk invites grazing, which is the pattern that does the most harm. Pick your favorites, share or donate the rest, and keep treats for after meals. If you hand out treats, the ADA suggests longer-lasting options such as stickers and pencils as alternatives to candy.

If You Have Crowns, Veneers or Aligners

Crowns and Veneers

Porcelain does not decay, but the natural tooth at the edge of a crown or veneer still can. Hard candy and ice can also chip porcelain. Treat sticky and hard sweets with extra care, and keep up with brushing and flossing around the edges.

Clear Aligners

Always take aligners out before eating anything and before drinking anything other than water. Brush or at least rinse before putting them back in, because sugar trapped under an aligner stays against your teeth for hours.

Bridges and Implants

Food can collect under a bridge and around the gum line of an implant crown. A floss threader, a water flosser or small brushes made for cleaning between teeth make it easier to clear those spaces after sticky or starchy snacks, and your hygienist can show you which tool suits your mouth best.

Frequently Asked Questions

What foods are good for your teeth?

Cheese, plain yogurt, milk, crunchy vegetables, whole fruit, plain nuts and water are among the best. They are low in sugar or acid and many of them increase saliva, which protects enamel.

What is the worst candy for your teeth?

Sticky candy, hard candy and sour candy cause the most trouble because they stay on teeth for a long time or combine sugar with acid. Plain chocolate eaten with a meal is a better choice.

Should I brush right after eating candy?

Rinsing with water straight away is a good idea. After acidic foods and drinks, many dentists suggest waiting a while before brushing so you are not scrubbing softened enamel.

Is fruit juice better than soda for teeth?

Not by much. Juice is high in natural sugar and often acidic. Whole fruit is a much better option, and water is the best drink for your teeth.

Does sugar-free candy cause cavities?

Sugar-free candy does not feed cavity-causing bacteria in the same way, but sour sugar-free candy can still be acidic. Sugarless gum is the most tooth-friendly option.

Keep Your Smile Healthy at Beverly Hills Dental Center

A good diet protects your teeth between visits, and regular cleanings and exams catch early problems while they are still small and simple to fix. Dr. Roger Eshaghian has cared for Beverly Hills patients for more than two decades, and new patients can start with the $95 visit listed on the offers page, which includes a comprehensive exam, a full set of X-rays and a professional cleaning. If it has been a while since your last checkup, the periodontal cleanings page explains what a deeper cleaning involves. Call (310) 659-7063 or book an appointment at 8920 Wilshire Blvd, Suite 627.