Now, when it comes to vanilla concentrate, things get a bit more confusing. Concentrate is essentially a stronger version of vanilla extract - it's like the espresso of vanilla flavors. While extract is usually diluted with a solvent, concentrate is more potent and doesn't contain as much liquid.
So, why would you choose vanilla concentrate over vanilla extract? Well, for starters, concentrate is often more cost-effective in the long run. Since it's stronger, you only need to use a little bit to get the same flavor as extract. It's like the difference between buying a concentrated cleaning solution versus a ready-to-use one - you get more bang for your buck.
But, here's the thing - vanilla concentrate can be a bit trickier to work with. Since it's so potent, it's easy to overdo it and end up with a dish that tastes more like vanilla overload than vanilla nice. It's like trying to get the perfect scoop of ice cream - too little, and it's not enough, but too much, and it's a sweet disaster.
Whole Vanilla Bean Vs Extract at Jonathan Sharpe blog