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Wine Additives & Stabilizers

Critical Additives for Wine Stability, Preservation, and Flavor Enhancement

Craft exceptional wines with our essential range of wine additives and stabilizers. This collection includes tannin products, potassium metabisulfite, potassium sorbate, super smoother, and more — all carefully selected to help you refine structure, balance flavor, and ensure long-term stability. Perfect for every stage of the winemaking process, from fermentation to bottling, these additives are must-haves for maintaining quality and consistency in your wines.

Trusted by home winemakers and small-batch commercial vintners alike.

Original price $3.49 - Original price $11.99
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Potassium Metabisulfite | 2 oz. Bag for Homebrewing

SoCal Brewing Supply
15 in stock

Elevate the quality and longevity of your home-brewed beverages with our 2 oz bag of Potassium Metabisulfite, an essential additive for both amateu...

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Original price $3.49 - Original price $11.99
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$3.49 - $11.99
Current price $3.49
Original price $3.49 - Original price $3.49
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Potassium Sorbate | 2 oz. Bag for Homebrewing

SoCal Brewing Supply
40 in stock

Preserve the freshness and flavor of your home-brewed creations with our Potassium Sorbate, the go-to preservative for brewers who demand the highe...

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Original price $3.49 - Original price $3.49
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Original price $1.49 - Original price $13.99
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Bentonite Clarifier | Fining Agent for Wine & Mead

SoCal Brewing Supply
22 in stock

Improve Clarity and Stability in Your Wine, Cider, and Mead Bentonite is a natural, fine clay powder commonly used as a clarifying agent in winemak...

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Original price $1.49 - Original price $13.99
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Super-Kleer Finings (Kieselsol/Chitosan) – 65 mL Packet

CellarScience
2 in stock

Crystal Clear Results with Fast-Acting Dual-Stage Finings Super-Kleer K.C. is a highly effective 2-part fining agent designed to rapidly clear wine...

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FT Blanc Soft – White Wine Tannin | For Wine, Mead, Cider | 3g & 30g

Brewmaster
5 in stock

FT Blanc Soft: Enhance Mouthfeel & Smoothness in White Wines, Meads, and Ciders Professional-Grade Gall Nut Tannin for Delicate Balance and Swe...

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Original price $2.49 - Original price $7.99
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Tannin Complex

Brewmaster
3 in stock

Enhance Structure and Balance in Your Wine with Tannin Complex Tannin Complex is a specialized blend of condensed and hydrolyzable tannins, designe...

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Polyclar VT (PVPP) | 1 oz Clarifier

CellarScience
3 in stock

Polyclar VT Beer Finings – 1 oz by CellarScience Achieve Brilliant Clarity and Stable Shelf Life in Your Beers Polyclar VT by CellarScience is a hi...

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Chitosan | CellarScience | 8 oz Container

CellarScience
Only 1 left!

Achieve Crystal-Clear Wine, Cider, and Mead with Chitosan Chitosan, from CellarScience, is a highly effective clarifying agent used in winemaking, ...

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Kieselsol | CellarScience | 8 oz Container

CellarScience
Only 1 left!

Achieve Brilliant Clarity with Kieselsol Kieselsol from CellarScience is a highly effective fining agent used to clear wine, cider, mead, and other...

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Sulfur Discs for Wine Barrels | 2.5 g | 10 Pack

SoCal Brewing Supply
6 in stock

2.5 g Sulfur Discs for Empty Wine Barrel Care These 2.5 gram sulfur discs are used with a sulfur burner to help sanitize and protect empty wine bar...

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American Oak Cubes | Medium Plus Toast | 2 oz or 1 lb

Stavin
15 in stock

Stavin American Oak Cubes - Medium Plus Toast Balanced American Oak with Sweet Toast, Structure, and Barrel-Like Depth Stavin American Oak Cubes - ...

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Super-Smoother for Harsh or Young Wine | Reduces Aging Time

BSG
2 in stock

Absolutely, here's the updated product description for Super-Smoother, with references to the brand removed: --- **Super-Smoother** Enhance the dep...

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Sulfur Discs for Wine Barrels | 5 g | 10 Pack

SoCal Brewing Supply
7 in stock

5 g Sulfur Discs for Empty Wine Barrel Care These 5 gram sulfur discs are used with a sulfur burner to help sanitize and protect empty wine barrels...

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American Oak Cubes | Heavy Toast | 2 oz or 1 lb

Stavin
2 in stock

Stavin American Oak Cubes - Heavy Toast Bold Toasted Oak Character for Bigger, Richer Barrel-Style Flavor Stavin American Oak Cubes - Heavy Toast a...

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French Oak Cubes | Heavy Toast | 2 oz or 1 lb

Stavin
9 in stock

Stavin French Oak Cubes - Heavy Toast Deep French Oak Character with Rich Toast, Darker Fruit, and Barrel-Like Intensity Stavin French Oak Cubes - ...

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French Oak Cubes | Medium Toast | 2 oz or 1 lb

Stavin
8 in stock

Stavin French Oak Cubes - Medium Toast Elegant French Oak Character with Balanced Sweetness, Fruit, and Spice Stavin French Oak Cubes - Medium Toas...

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Original price $9.99 - Original price $47.99
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French Oak Cubes | Medium Plus Toast | 2 oz or 1 lb

Stavin
9 in stock

Stavin French Oak Cubes - Medium Plus Toast Refined French Oak with Vanilla, Spice, and Elegant Toasted Complexity Stavin French Oak Cubes - Medium...

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Original price $9.99 - Original price $47.99
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