BYH® combines science-backed natural ingredients with dentist-approved formulations. Unlike conventional brands, we avoid synthetic additives, prioritize enamel-safe whitening, and focus on long-term oral health—not just quick fixes.

We partner with ethically sourced suppliers, ensuring premium-quality, natural ingredients. Every component is rigorously tested for purity, safety, and efficacy before production.

Absolutely. From eco-friendly packaging to cruelty-free practices, we minimize environmental impact. Our products are natural, never tested on animals, and designed for responsible disposal.. Every single order plants at least two trees, and in some cases, up to 36—restoring biodiversity, supporting communities, and fighting climate change.

Our formulations are clinically tested and developed with guidance and supervision from dental professionals. We’re transparent about results—no exaggerated promises. Plus, our 60-day guarantee lets you try risk-free.

Most products are family-friendly, but we recommend parental supervision for kids under 6 (e.g., to prevent swallowing gum). Check individual product labels for age guidance.

Yes, at Harvard School of Dental Medicine, we work closely with dental professionals and oral health experts to develop our products. Our formulas are scientifically based and developed in collaboration with dentists to ensure they meet the highest standards of efficacy and safety. We are committed to providing solutions that truly benefit oral health, so we regularly consult with dental experts and incorporate their expertise into our product development process.

Yes, all our oral care product orders come with a 60-day 100% money-back guarantee.

All orders are shipped within 24 hours. In most cases, your product will be shipped on the same day you place your order. Most orders arrive within 3 business days, but shipping speed and delivery times may vary depending on the carrier and the time the order was placed.