Smile MonthBetween 11 May and 11 June 2026, the Oral Health Foundation will raise awareness of important oral health issues. Join the nation's biggest oral health campaign and help bring a smile to millions of people. This year is our biggest year yet as we get ready to celebrate the 50th anniversary of Smile Month, and we need your smiling faces to make it happen. Join our Smile Wall using the buttons below. See our online wall Add your smile There are lots of different activities you can take part in for Smile Month. Have a look at the full list here. Take part The Smile Wall About the campaign What is Smile Month? History of the campaign Why it matters today Who takes part 50 years of smiles The story of 50 years How smiles have changed Half a century of healthy smiles Our vision for the next 50 Why smiles matter Better oral health Confidence & wellbeing Social and life impact Everyday quality of life Who's behind it Oral Health Foundation Our sponsors Take part Activities For dental teams For schools & youth groups In workplaces For families and communities View all Downloads Logo & email signature Social media Digital guides Learning resources Facts and talking points For dental professionals (DCPs) Shop Fundraising Donate Set up your fundraising page Fundraising ideas Taking action Wall of Smiles Sign the Prevention Pledge Your oral health Daily habits Brushing basics Cleaning between teeth Why mouthwash matters Diet Diet and oral health Best tooth-friendly foods Foods and drinks to avoid The impact of sugar The role of hydration Children's teeth First teeth School years Teen habits Making brushing fun All ages Young adults Adults Older adults Changes to watch for Common mistakes Brushing too hard Rinsing with water Grazing all day Ignoring bleeding gums Oral Health Foundation Home Best foods for a brighter, stronger smile What you eat has a direct impact on the health and appearance of your teeth. Some foods help strengthen enamel, protect against cavities, and even naturally clean your teeth. By choosing the right foods, you can keep your smile strong, bright, and healthy for years to come. Top smile-friendly foods Dairy products Why? Rich in calcium and phosphorus, which strengthen enamel and protect against decay. Best choices: Milk, cheese, and yogurt. Cheese also helps neutralise acids in the mouth, reducing the risk of cavities. Crunchy fruits & vegetables Why? High in fibre and water, they help clean teeth naturally and stimulate saliva production. Best choices: Apples, carrots, celery, cucumbers, and bell peppers. These foods act like natural toothbrushes, scrubbing away plaque and food particles Leafy greens Why? Packed with vitamins and minerals that support healthy gums and teeth. Best choices: Spinach, kale, and broccoli are high in calcium and folic acid, which promote gum health. Nuts & seeds Why? Provide essential minerals like calcium and phosphorus while also stimulating saliva production. Best choices: Almonds, cashews, walnuts, and sesame seeds. They help protect and remineralise enamel. Fatty fish & lean proteins Why? Rich in vitamin D and phosphorus, essential for strong teeth and bones. Best choices: Salmon, tuna, chicken, eggs, and tofu. These foods support enamel strength and reduce inflammation in the gums. Water Why? The best drink for a healthy mouth, helping to rinse away food particles and neutralise acids. Best choices: Fluoridated water strengthens enamel and helps prevent cavities. Green & herbal teas Why? Contains polyphenols that reduce harmful bacteria in the mouth. Best choices: Green tea, black tea, and chamomile tea (unsweetened). Strawberries & other vitamin C rich fruits Why? Help produce collagen, which strengthens gums and reduces inflammation. Best choices: Strawberries, oranges, kiwis, and pineapples. Because these foods are higher in sugar and acid, they are best eaten at mealtimes. Simple ways to include these foods in your diet Swap sugary snacks for crunchy fruits and veggies. Try an apple or a handful of almonds instead of a biscuit. Choose cheese or yogurt for a calcium-rich snack. Great alternatives to processed foods. Drink water throughout the day. Especially after meals to wash away acids and bacteria. Add leafy greens to meals. Toss them into smoothies, sandwiches, or salads for an easy nutrient boost. The bottom line Eating the right foods can help strengthen your teeth, protect your gums, and keep your smile looking its best. By making simple swaps and prioritising nutrient-rich foods, you can maintain a bright, healthy smile for life. Want to learn which foods to avoid? Check out our Foods to Avoid guide! Manage Cookie Preferences