#91 Is Peroxide Safe For Enamel?

It's Whitening Wednesday! ✨ New month energy — happy October! 🍂 Extended wedding season is still rolling, so fingers crossed you're busy-busy. Today we tackle the question you get nonstop: is chairside whitening actually safe for enamel? ⏱️ Timestamps 00:00:00 – New month vibes + extended wedding season 00:00:59 – When the backend gets wild, socials dip (relatable) 00:01:58 – Cross-border chaos: duties/tariffs & shipping headaches 00:02:50 – Negative-margin parcels & why it's tricky to serve US orders 00:03:41 – Q4 mindset: goals for the last 90 days 00:04:42 – Topic intro: Is teeth whitening safe for enamel? 00:05:35 – Sponsor: Fern Whitening Supplies (holiday retail bundles: pens, kits, scrapers, flossers, bamboo brushes, peppermint mouthwash) 00:06:37 – Why the debate exists (biased takes in dental circles) 00:07:39 – Story: provider confrontation about blended gels (HP/CP) 00:08:36 – Claim: carbamide "unsafe" — but they still use it 🤔 00:09:40 – Another attack from a white-label supplier (same myth) 00:10:34 – Handling criticism & the quick "snip the snake" mindset 00:11:26 – What patients actually ask vs. provider pushback 00:12:21 – The real question: do HP/CP damage enamel surfaces? 00:13:16 – Human trials vs. lab trials: no in-vivo enamel damage shown 00:14:17 – 2021 U of T headline: "damaging effects on dental cells" 00:15:19 – Details: ~10% CP (~3% HP) collab w/ UK; context matters 00:16:25 – Historical bad techniques = sensitivity (not inherent danger) 00:17:14 – Internal bleaching background & collagen concerns 00:18:08 – If protocols are safe, we shouldn't be reaching the pulp 00:19:00 – "Enamel protein loss → pulp cell mortality" (lab conditions) 00:20:06 – What a dentin perfusion chamber is (lab model, not mouth) 00:21:12 – Real-mouth factors: saliva, pH, remin; CP breaks down over ~6+ hrs 00:22:11 – Why that lab model isn't representative of chairside reality 00:23:32 – Enamel usually isn't the issue; overexposure irritates pulp 00:24:40 – How to answer critics: ask for in-vivo evidence, not clickbait 00:25:30 – Build a simple patient FAQ: enamel strength, safe protocols 00:26:24 – UK peroxide skepticism + podcast anecdote 00:27:21 – Bias exists; keep it factual and brief 00:28:04 – Create a quick FAQ/PDF you can hand out or email 00:28:51 – Some won't be convinced — and that's okay 00:29:55 – Final verdict: peroxides used safely for years; technique > hype   Check out article of discussion here 👉 Listen on Spotify 👉 Listen on Apple 👉 Shop our sponsor: http://fernwhiteningsupplies.ca 🔴 Subscribe on YouTube: @‌mentorrach