Green tea and oral health illustration showing Japanese green tea, tea leaves and sugar-free chewing gum representing green tea catechin research.

Green Tea and Oral Health: What the Research Shows

Fresh BreathGeoffrey Speiser

Discover how green tea catechins have inspired decades of research into oral health, fresh breath and saliva. Learn why Japan has incorporated green tea into innovative oral care products and functional chewing gums.

Chewing gum pieces and toothpaste tube with ghost tooth enamel cross-section graphic on teal background, representing Japanese dental care for Ozempic dry mouth protection.

Ozempic Teeth: What GLP-1 Medications Are Doing to Your Mouth — and What Japanese Dentistry Recommends

CPP-ACPGeoffrey Speiser

GLP-1 medications like Ozempic and Wegovy are behind a dental side effect dentists are calling "Ozempic teeth" — rapid decay, sensitivity, and enamel erosion driven by reduced saliva. This article explains the mechanism, and why Japanese dental products recommended by the Japan Dental Association and approved under Japan's FOSHU system offer a more targeted response than general oral care advice.

GC Recaldent Advanced Chewing Gum with CPP-ACP for dental remineralization and enamel strengthening, available at BreezeCare Oral Health.

Sugar-Free Gum for Dry Mouth: How Chewing Gum Helps Stimulate Saliva

CPP-ACPGeoffrey Speiser

Does sugar-free gum help with dry mouth? Learn how chewing stimulates saliva, why sugar-free gum is recommended for oral health, and how Recaldent chewing gum differs from ordinary sugar-free gum.

Can Dry Mouth Cause Bad Breath? Managing Dry Mouth for Fresher Breath

Can Dry Mouth Cause Bad Breath? How Saliva Affects Breath

bad breathGeoffrey Speiser

Dry mouth can contribute to bad breath by reducing saliva’s natural cleansing action. Learn how saliva, tongue coating and oral bacteria are connected, plus practical ways to manage dry mouth and support fresher breath.

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