Bourbon Real Talk Show Host Randall P. Sullivan Stuns Bourbon World in Blind Tasting!
October 31, 2026
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Soluble Oak™ is a patent-pending, all-natural white oak (French and American) that gives precise control of oak flavor, aroma and mouthfeel in wine, spirits and beer.
Barrels are the benchmark, and Soluble Oak™ is measured against them. The goal is oak character as good as a barrel’s and, where it can be shown, better. Soluble Oak does not compete on slow oxygen aging. It gives a producer something a barrel cannot: the ability to add a small, measurable amount, taste, adjust and stop exactly where the beverage is right.
Barrel maturation is extraordinarily complex and valuable, and nothing here argues otherwise. For centuries, producers have built their products around it.
The same complexity makes barrels variable. Wood species, tree growth, seasoning, toast, char, previous use, storage conditions, temperature, humidity, alcohol concentration and time all change what a barrel gives the beverage. Every barrel is different.
Barrel contact also works differently depending on the beverage. Beer and wine contain far less alcohol than distilled spirits, so they do not necessarily extract the same range or concentration of desirable oak compounds, including vanilla-associated ones. Even spirits do not extract every desirable component of the oak in the most efficient or controllable way.
Soluble Oak is a liquid, so it can be added in extremely small, measurable increments. A winemaker, brewer or distiller adds a little, tastes, adjusts and stops exactly where they want. There is no need to leave the beverage in contact with wood for weeks or months and hope the result lands on target.
Mouthfeel comes first. At very low doses, Soluble Oak can change mouthfeel significantly before the beverage tastes noticeably oaky. A wine that feels thin or angular, a beer that needs more body, or a spirit that feels sharp or incomplete can become rounder, fuller and more integrated without announcing itself as oak. The tannic-acid mouthfeel feels smooth at a tiny dose.
Flavor follows the dose. As the dose increases, the familiar oak characteristics become more apparent, depending on the oak type: vanilla, toasted wood, caramelized or crème brûlée-like notes, spice and chocolate.
It works after the barrel, too. A bourbon, whiskey or wine that has already spent years in a barrel may still be slightly short of the producer’s ideal. The aroma may be right while the mouthfeel needs more weight. Soluble Oak allows a precise final adjustment immediately, instead of returning the product to wood for an uncertain period.
It helps standardize. Because every barrel is different, Soluble Oak gives producers a way to bring individual barrels or batches closer to the intended sensory target.
Tasters often react with surprise that a beverage was not barrel aged, because the oak character reads as natural and integrated rather than artificial. Blind-tasting results to support this are needed from client.
| Question a producer asks | Barrels | Soluble Oak™ |
| How is oak character delivered? | The beverage rests in wood over time | A liquid added directly to the beverage |
| How precise is the dose? | Set by the barrel, its history and the time in it | Small, measurable increments; taste, adjust and stop |
| Can I adjust after the fact? | Only by returning the product to wood for an uncertain period | Yes, immediately, including on product already barrel aged |
| How consistent is the result? | Varies with species, toast, char, previous use, storage and time | Used to bring barrels or batches closer to the intended target |
| Can I change mouthfeel without obvious oak flavor? | Depends on the barrel and the time in it | Yes, at very low doses |
| What about slow oxygen aging? | Part of traditional maturation | Not claimed; Soluble Oak does not compete here |
| Which oaks? | Varies by barrel | French Soluble Oak™ and American Soluble Oak™, one product in two oaks |
| Cost, time, waste and sustainability per batch | Needed from client | Needed from client |
The barrel remains the benchmark. This table shows where each approach gives a producer control, not which one wins.
Chips, cubes, spirals and staves are the other familiar oak options. They put wood into the beverage, and the result depends on how long the wood stays in contact with it. Most are primarily intended to accelerate the extraction of oak flavor.
Soluble Oak™ is a different approach. For centuries, producers have largely had two choices: place the beverage in a barrel, or place some form of wood in the beverage. Soluble Oak is a third: bringing the desired characteristics of the oak directly to the beverage with precision, immediacy and control. It is not simply faster oak, and it is not a flavoring added to imitate oak.
Some producers search for this as liquid oak extract. Soluble Oak is different because it is built for mouthfeel, flavor and dose control, and it can finish a product that has already been barrel aged.
These formats are widely used and each has a place. This comparison is about control, not about ranking them against each other. Side-by-side tasting results against barrel-aged and wood-format product are needed from client.
| Beverage | What Soluble Oak™ does | Lead oak |
| Wine | Adjusts mouthfeel independently of obvious oak flavor; fine-tunes structure, roundness and vanilla character | French Soluble Oak™ |
| Spirits (whiskey, bourbon) | Finishes an already-aged spirit with a small, immediate correction; adds sophisticated vanilla and velvety smoothness; standardizes barrel-to-barrel variation | American Soluble Oak™ for whiskey and bourbon; French where a more refined profile is wanted |
| Beer | Low alcohol limits what barrels extract; Soluble Oak adds vanilla, structure and mouthfeel without an aggressively barrel-aged taste, and enables fresh styles | American or French, by style (needed from client) |
| Non-alcoholic spirits and cocktails | Oak finishing | American for cocktails; French where a refined profile is wanted |
For wine, Soluble Oak™ leads with French oak. American Soluble Oak™ claims for wine wait for client approval.
Is Soluble Oak™ a replacement for barrels?
Not simply. Barrels are the benchmark, and Soluble Oak is measured against them. It also works as a finishing and fine-tuning tool after barrel aging.
Is Soluble Oak just faster oak aging?
No. It does not compete on slow oxygen aging. It gives precise control of oak flavor, aroma and mouthfeel in small, measurable doses.
How does Soluble Oak™ differ from chips, cubes, spirals and staves?
Those formats put wood into the beverage and depend on contact time. Soluble Oak is a liquid, so a producer adds a small amount, tastes, adjusts and stops when the beverage is right.
Can Soluble Oak™ change mouthfeel without making a beverage taste oaky?
At very low doses, yes. Mouthfeel can change significantly before the beverage tastes noticeably oaky. Oak flavor becomes more apparent as the dose increases.
Which oak is used for wine?
French Soluble Oak™. French Soluble Oak™ and American Soluble Oak™ are one product in two oaks.
If you make wine, spirits or beer and want to see how Soluble Oak™ fits your process, contact us to request a sample or talk through your application.
