It actually doesn't, but gin does have the addition of juniper berries in the distilling process which might raise overhead.
Neither of them have sugar.
vodka
Gin and vodka are both distilled spirits from grain or vegetable sources (not grapes) with the only difference being that gin has added flavor from the juniper berry. Brandy is distilled from wine, coming ultimately from grapes.
gin
Yes, you can replace vodka with gin in a chocolate martini, but it will alter the flavor profile. Gin has botanical notes that can add complexity, while vodka provides a more neutral base. If you enjoy the herbal and aromatic qualities of gin, it can create a unique twist on the classic chocolate martini. Just be mindful of balancing the other ingredients to ensure a harmonious taste.
He drinks a vodka martini "shaken, not stirred."
Wine Brandy Whisky Tequila Rum Vodka Gin
Gin, Vodka, Rum/rhum, teuilla, whiskey, brandy and Lambanog
gin and vodka
Brandy, gin, or vodka
Gin must contain juniper berries, otherwise it's vodka.
A suitable substitute for gin in a cocktail recipe is vodka.