Flavour Italia flavour concentrates are Naturally and Artificially Flavoured. Made in Italy & Rebottled by Vapour Depot in the UK. Available Sizes: 10ml Recommended Mix (Single Flavour): 4% Recommended Mix (Multiple Flavour Recipe): 2% Requires mixing with Vegetable Glycerin & Propylene Glycol before can be vaped. FA Mangosteen Concentrated Flavouring Flavour Italia brings you the very best in eliquid with these incredible Concentrated Flavourings The fruit of the mangosteen is sweet and tangy, juicy, somewhat fibrous, with fluid-filled vesicles (like the flesh of citrus fruit), with an inedible, deep reddish-purple coloured rind when ripe.