Gervin GV4 High Alcohol Yeast is a strong, resilient yeast strain capable of fermenting to high alcohol levels — ideal for strong wines, meads, country wines, and any recipe where maximum fermentation is required. Smooth, balanced, and reliable even in challenging high-sugar environments.
Use with Yeast Nutrient to support fermentation at high gravity. Add Winemaking Sugar in stages for very high ABV wines. Browse all: Gervin Yeast Full Range.
Yeast Specification
15–25°CTemp Range
Up to 21% (given adequate nutrients)ABV Tolerance
🔬 SpeciesSaccharomyces cerevisiae (French)
➕ Pitch Rate5g/23L
🎯 Recommended ForPort-style dessert wines, full-bodied fruit wines. Highest ABV tolerance of the Gervin range.