RELX pods contain glycerol, propylene glycol, flavourings, and nicotine salt.
Nicotine salt is an active and addictive ingredient. Glycerol is a hypoallergenic sweetener and texture enhancer, while Propylene Glycol is a colourless and odourless ingredient commonly found in beverages, baked goods, and other household consumables. RELX uses flavouring compounds that are also commonly found in foods.