{"product_id":"qa23-dry-wine-yeast","title":"Lalvin QA23® | Dry Wine Yeast","description":"\u003cul\u003e \u003cli\u003e Lalvin QA23 is the ideal choice for winemakers seeking to craft bright, aromatic white wines and fresh, fruit-driven rosés\u003c\/li\u003e \u003cli\u003e Its ability to enhance varietal character while maintaining fermentation reliability makes it a valuable tool in producing wines with exceptional clarity and balance\u003c\/li\u003e \u003cli\u003e Strong fermenter for varietal expression in highly clarified white juice\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e Lalvin QA23 is a premium wine yeast strain, selected in Portugal by the University of Trás-os-Montes and Alto Douro (UTAD) in cooperation with the Viticultural Commission of the Vinhos Verdes region. Renowned for its ability to enhance aromatic intensity, fruit clarity, and mouthfeel in white wines, QA23 is particularly effective in fermenting highly clarified musts at low temperatures, preserving delicate esters and fresh aromatics.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eEnhanced Aromatic Expression: \u003c\/strong\u003eQA23 exhibits high β-glucosidase activity, facilitating the release of bound terpenes and enhancing varietal aromas, especially in thiol-rich varieties like Sauvignon Blanc.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eClean Fermentation Profile:\u003c\/strong\u003e Produces low levels of volatile acidity and sulfur compounds, maintaining pure fruit character and aromatic clarity.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eAlcohol Tolerance: \u003c\/strong\u003eEffective up to 16% ABV, supporting complete fermentation in high-sugar musts.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eTemperature Range:\u003c\/strong\u003e Performs optimally between 57°F and 82°F (14°C–28°C), ideal for cool fermentations that preserve fresh aromatics.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eLow Nutrient and Oxygen Requirements:\u003c\/strong\u003e Thrives in musts with low turbidity and nutrient content, reducing the risk of sluggish fermentations.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eAromatic White Wines: \u003c\/strong\u003ePerfect for Sauvignon Blanc, Chenin Blanc, Colombard, Gewürztraminer, Muscadelle, Pinot Gris, Riesling, Semillon, Viognier, and Roussanne, enhancing bright fruit and crisp acidity.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eRosé Wines: \u003c\/strong\u003eElevates strawberry, peach, and citrus notes, creating a fresh, vibrant profile.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eFruit Wines and Ciders:\u003c\/strong\u003e Ideal for apple, pear, and tropical fruit wines, delivering clean, expressive aromatics.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eSparkling Wines:\u003c\/strong\u003e Excellent for Charmat and Traditional Method sparkling wines, promoting brightness and clean fermentation.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003cstrong\u003eFlavor Profile: \u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eCitrus \u0026amp; Tropical Fruits: \u003c\/strong\u003eVibrant expressions of lemon zest, pineapple, and grapefruit.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eFloral Aromatics:\u003c\/strong\u003e Subtle notes of orange blossom, honeysuckle, and white flowers add elegance.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eFresh, Clean Finish:\u003c\/strong\u003e Maintains a crisp, bright mouthfeel with lingering fruit character.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eSmooth Mouthfeel:\u003c\/strong\u003e Promotes balanced acidity and smooth texture.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003cstrong\u003eUsage:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eRehydration:\u003c\/strong\u003e Rehydrate in 10 times its weight of chlorine-free water at 95°F (35°C) for 15–20 minutes. Stir gently to prevent clumping.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003ePitch Rate:\u003c\/strong\u003e Use 0.2–0.4 grams per liter (1–1.5 grams per gallon) for optimal fermentation and flavor enhancement.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eNutrient Addition: \u003c\/strong\u003eSupplement with yeast nutrient to optimize fermentation, especially in low-nitrogen musts.\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eFermentation Temperature: \u003c\/strong\u003eMaintain between 57°F and 82°F (14°C–28°C) for optimal ester retention and aromatic clarity.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e Download the PDF\u003c\/p\u003e \u003cp\u003e Download the PDF\u003c\/p\u003e","brand":"Lallemand\/Lalvin","offers":[{"title":"5 G","offer_id":53415611400560,"sku":"DYW60D","price":1.79,"currency_code":"USD","in_stock":true},{"title":"80 g","offer_id":53415611433328,"sku":"DYW60A","price":21.99,"currency_code":"USD","in_stock":true},{"title":"500 g","offer_id":53415611466096,"sku":"DYW60B","price":68.99,"currency_code":"USD","in_stock":true},{"title":"10 kg","offer_id":53415611498864,"sku":"DYW60K","price":842.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/7163\/8128\/files\/23222.png?v=1774377894","url":"https:\/\/morewine.com\/products\/qa23-dry-wine-yeast","provider":"MoreWine","version":"1.0","type":"link"}