Flavor West flavour concentrates are Naturally and Artificially Flavoured. Made in the USA & Rebottled by Vapour Depot in the UK. Available Sizes: 10ml, 30ml, 100ml Recommended Mix (Single Flavour): 15% Recommended Mix (Multiple Flavour Recipe):5% Requires mixing with Vegetable Glycerin & Propylene Glycol before can be vaped. FW Yogurt Greek Concentrated Flavouring We know that all you really want is a delicious tasting, high quality food grade concentrated flavoring, and thats precisely what we bring you. Enjoy the Greek Yogurt flavor that comes with an enhanced sweet taste of yogurts. This flavor delivers a great fusion that leaves your taste bud satisfied.