No-caffeine cola recipes: Splendid Table. NYT.
DIY Dr. Pepper. An extract based recipe for Dr. Pepper syrup.
Nature’s Flavors organic (cane alcohol) cherry cola flavor extract, natural (ethyl alcohol) cherry cola flavor extract and almond cola flavor extract, and erythritol sweetened cherry coffee syrup.
Bickford flavors and extracts including cola. EC Blend cola flavor concentrate.
SweetLeaf (stevia) Cola Sweet Drops and Root Beer Sweet Drops.
Wholesale caffeine powder.
Coffee extract overview. DIY caffeine extraction.
Diacetyl is used as an artificial butter flavoring but has been associated with lung disease (in its powdered form) and should thus be avoided.
Organic cane alcohol is okay.