Cluster 4 — Health Science
Vaping and Heart Health: What the VapeScan Study Found
Cardiovascular effects of vaping — the companion piece to this mental health analysis.
Cluster 4 — Health Science
Vape Juice Ingredients Explained
What's actually in your e-liquid — the chemical breakdown of PG, VG, flavorings, and nicotine.
Cluster 4 — Health Science
Menthol Vape Switching Science
Why menthol produces higher switching rates — and what that means for harm reduction.
Cluster 3 — E-Liquid
Salt Nic vs Freebase Nicotine
The absorption chemistry that determines how much nicotine hits your brain — and how fast.
Cluster 1 — FDA Authorized
Complete FDA-Authorized Vape List
All 48 PMTA-approved products — know what's legal and what's not before you buy.
Cluster 6 — Regulations
FDA Vape Crackdown 2026
How the seize-and-destroy law affects what you can buy — and what's being pulled from shelves.
