Discover what truly round and sweet coffee tastes like.
JAMM is a small bottle with a big effect, designed to release fullness, highlight lingering sweetness, and soften the sharp edges of your cup. Do you have a natural that's too wild? An experimental ferment that's fascinating in flavor but slightly unsettling? That's where JAMM comes in.
Watermakes up 98% of the final cup, and it is often the deciding factor in whether the coffee shines or remains flat. You can have top-quality beans, a precise grinder, and refined technique, but if the water does not have the right mineral composition, the flavor will remain locked away. Too soft? The coffee will be empty and sour. Too hard? It will suppress the delicacy and sweetness.Properly balanced water, on the other hand, will unlock the depth, highlight the sweetness, and connect the flavors into a harmonious whole.This is where the difference between "good" and "wow" coffee lies. And if you're serious about preparation, ignoring water means voluntarily depriving yourself of the potential that has long been present in the bean.
Just a few drops are enough to transform a complex or funky profile into a harmonious, smooth, and full experience. More body. More creaminess. More joy with every sip.
JAMM is a profile used by world champions and relied upon by top cafés around the world. It's not masking the flavor, it's a conscious balancing act. It softens excessive acidity, enhances sweetness, and creates a velvety texture that lingers on the palate long after you've finished your drink.
Ideal for:
- natural processing
- experimental fermentation and "winey" coffees
- situations that call for greater stability and depth
A 20 ml package is enough for approximately 30 preparations.Thirty chances to get the most out of each filter. Because sometimes just a few drops are enough to turn a bold coffee into a perfectly balanced cup.
What are you actually adding to the water when you reach for JAMM?
Only the essentials. And in maximum purity. The mineral concentrate is made fromdemineralized water and mineralsof analytical reagent grade(AR), i.e., laboratory purity. No ballast substances, no unknown additives. Just a precisely selected composition with a single goal: to control extraction and get the most out of the coffee. Ingredients: water, magnesium chloride, calcium chloride, sodium chloride, sodium bicarbonate, potassium bicarbonate.
How to use JAMM? Simply and precisely.
1.Shake the bottle thoroughly before each use.
2.Add3–4 g of concentrate to 1 liter of wateror 1–10 drops directly to the finished coffee (standard 200 ml cup).
3.Stir and taste. Want more brightness or more depth? Add a drop and see the difference.
For maximum control, we recommend using demineralized water, which will give you full control over the final mineral profile and taste.
Want to have complete control over your recipes and easily scale them? Usethe calculator from Apax Lab Water andset the water exactly according to your goal.
A few drops. Taste. Fine-tune. Discover a new dimension to your cup.