Feb 2, 2023 - Yes, definitely! It's easy to apply Mod Podge to clay once it's dried and hardened. You can even use it on polymer, oven-baked, or air-dry clay. Many crafters use Mod Podge to seal the clay to make durable charms!
Use Mod Podge on Clay Gift Tags (So Easy!) - Mod Podge Rocks
Mod Podge clay sealer
How to Use Air Dry Clay Secrets to Unbreakable Projects - Soul Sparklettes Art
How to Make Fabric Clay Pots - Positively Splendid {Crafts, Sewing, Recipes and Home Decor}
DIY Mod Podge Terra Cotta Pots - On Sutton Place
Want a waterproof pot? Watch before using Mod Podge on terracotta
JAPAN Padico Hearty Super Lightweight Modeling Soft Clay Air-Dried
DIY Polymer Clay Rainbow Ornaments
Easy Mod Podge Terra Cotta Pots with Fabric - Mod Podge Rocks