Pepsin gum
A very old ghost sign for Spearmint gum highlighting the gum's digestive attributes. Pepsin is an enzyme that breaks down proteins into smaller peptides.
Seen in Cairo, Illinois.
992
views
6
faves
0
comments
Uploaded on December 17, 2016
Taken on April 15, 2016
Pepsin gum
A very old ghost sign for Spearmint gum highlighting the gum's digestive attributes. Pepsin is an enzyme that breaks down proteins into smaller peptides.
Seen in Cairo, Illinois.
992
views
6
faves
0
comments
Uploaded on December 17, 2016
Taken on April 15, 2016