MADE IN DETROIT!! Special FX Labs’ innovative pharmaceutical SFX CBD CO2 Tincture formula is strong sublingual medicine for patients who need extra-strength effects in a reliable liquid dose. Each bottle of SFX CBD CO2 Tincture is made with pure CO2 extract, and blended with natural cinnamon extract for a refreshing medicinal sensation with long-lasting effects. SFX CO2 Tincture is available in 100mg