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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 $4.99 - Original price $4.99
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$4.99
$4.99 - $4.99
Current price $4.99

Super-Kleer Finings (Kieselsol/Chitosan) – 65 mL Packet

CellarScience
10 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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Original price $4.99 - Original price $4.99
Original price
$4.99
$4.99 - $4.99
Current price $4.99
Original price $7.99 - Original price $7.99
Original price
$7.99
$7.99 - $7.99
Current price $7.99

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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Original price $7.99 - Original price $7.99
Original price
$7.99
$7.99 - $7.99
Current price $7.99
Original price $5.99 - Original price $5.99
Original price
$5.99
$5.99 - $5.99
Current price $5.99

Polyclar VT (PVPP) | 1 oz Clarifier

CellarScience
4 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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Original price $5.99 - Original price $5.99
Original price
$5.99
$5.99 - $5.99
Current price $5.99
Original price $16.99 - Original price $16.99
Original price
$16.99
$16.99 - $16.99
Current price $16.99

Kieselsol | CellarScience | 8 oz Container

CellarScience
2 in stock

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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Original price $16.99 - Original price $16.99
Original price
$16.99
$16.99 - $16.99
Current price $16.99