2nd Ground

The Ground Report

Science, sustainability, and the story behind the bar.

Mark Guerino, founder of 2nd Ground, maker of upcycled coffee-ground soap in Brooklyn
Coffee Skincare

I Make Soap From Coffee Grounds Nobody Wanted

September 03, 2026 · 4 min read
Read More →
coffee grounds used in 2nd Ground skincare bar — The Reclaimed Process
antioxidants

The Skin Benefits of Coffee Soap

Used espresso grounds contain more antioxidants than brewed coffee. Here's what a coffee skincare bar actually does f...

Apr 05, 2026 · 5 min read
Embracing Sustainability: The Story of 2nd Ground's Eco-Friendly Soaps | 2nd Ground - 2nd Ground
coffee soap

Why We Turn Coffee Waste Into Soap

The honest version of why 2nd Ground exists: what happens to a café's spent espresso grounds after pickup, why the ba...

Mar 19, 2024 · 5 min read

The Reclaimed Process™

The bar behind the blog.

Everything we write about lives in this bar. Patented. Handmade in Brooklyn. Built from grounds everyone else throws away.

Shop the 3-Bar Pack — $30