Its spirits-based RTD will now be called Truly Vodka Soda, which follows the hard seltzer's lead in terms of flavor variety. The vodka-based drinks will feature familiar flavors such as mango, pineapple, and lime. The latest changes seem to suggest a departure from the brand's core hard seltzer offerings.

Truly Hard Seltzer | Boston Beer Co.

BOSTON - The hard seltzer craze is letting up, and that's forcing a local maker of the once-trendy alcoholic beverage to pivot. Boston Beer Company announced this week it is giving its 7-year-old Truly brand a "refresh" in order to keep up with changing consumer tastes.

Truly Hard Seltzer introduces its first spirits-based seltzer, Truly Vodka Seltzer, made with premium, six-times-distilled vodka and real fruit juice.

Truly Hard Seltzer is not a cocktail… There is no vodka, or even liquor, in Truly Hard Seltzer or most others. The alcohol in “spiked” seltzer comes from fermented cane sugar, which is made in a similar process to beer, except flavors and carbonation are added.

Truly Vodka Sodas are made with real fruit juice from concentrate, natural fruit flavors and premium, 6x distilled vodka derived from corn so they're naturally gluten free.

In the US the alcohol is usually made by fermenting cane sugar or malted barley. Hard seltzer products outside of the US have been found to use either neutral spirit, or fermentation of fruit. The alcohol by volume is around 5% and the calorie-content is relatively low.

Truly Hard Seltzer is a clean, crisp and refreshing hard seltzer with a hint of real fruit juice from concentrate, natural fruit flavors, and just 100 calories, 1g sugar and 5% ALC/VOL. Truly Hard Seltzer is crafted with simple, naturally gluten-free ingredients and contains alcohol made from cane sugar.

Truly Vodka Sodas are made with real fruit juice from concentrate, natural fruit flavors and premium, 6x distilled vodka derived from corn so they're naturally gluten free.

Ethanol: The Alcohol Found In Truly Truly Hard Seltzer is crafted with simple, naturally gluten-free ingredients and contains alcohol made from cane sugar. The main alcohol found in Truly is ethanol. Ethanol is a type of alcohol that is made through the fermentation of sugar.

TRULY Hard Seltzer contains alcohol made from fermented cane sugar. There is a long-standing misconception that TRULY Hard Seltzer contains vodka as its alcohol base, likely because vodka also has a neutral flavor.

Hard seltzer can be made in a variety of ways, depending on the brand and style. Usually, hard seltzers are made from straight-up fermented cane sugar. Other times it could be brewed from malted barley, made with vodka, or even created gluten-free.