Compare two teas
Side by side across seven dimensions. There is no verdict and no winner — the purpose is to understand the difference, not to be told which to buy.
GABA oolong
Oolong
Aged GABA oolong
Oolong
Why these two get confused
Fresh and aged GABA oolong. The stewed, slightly sour character is a consequence of nitrogen-atmosphere processing and ageing rounds it considerably.
Point by point
| Dimension | GABA oolong | Aged GABA oolong |
|---|---|---|
| Category | Oolong · partially oxidised | Oolong · partially oxidised · post-fermented (natural ageing) |
| Production | In order: Withering → Bruising (shaking) → Kill-green (fixation) → Rolling and shaping → Drying. light roast, bud and three plus and summer harvest. | In order: Withering → Bruising (shaking) → Oxidation → Kill-green (fixation) → Cloth-ball rolling → Drying → Ageing and storage. light roast and year round harvest. |
| Origin | Taiwan | Taiwan — Nantou |
| Flavour | fruity, sweet and roasted. full bodied, smooth and rich in the mouth. Aroma: stewed apple, dried apricot, tamarind, caramel. Moderate in character. Moderate in intensity. | fruity and sweet. full bodied, rich and smooth in the mouth. Aroma: stewed apricot, tamarind, dried fruit. Moderate in character. Moderate in intensity. |
| Brewing | Gongfu brewing (gaiwan): 5–7 g/100 ml at 90–95 °C, first steep 25s of 6 authored. Western brewing (teapot or mug): 1.5–2.5 g/100 ml at 90–95 °C, first steep 180s of 2 authored. | Gongfu brewing (gaiwan): 5–7 g/100 ml at 90–95 °C, first steep 25s of 6 authored. Western brewing (teapot or mug): 1.5–2.5 g/100 ml at 90–95 °C, first steep 180s of 2 authored. |
| Cultural context | GABA tea is marketed with a range of claims that TeaHQ does not repeat: no sourced health record supports them here. What is verifiable is the processing method, its documented origin in Japanese agricultural research, and the unusual flavour it produces. | The name refers to a processing atmosphere. No physiological property is claimed here, and the catalogue holds all such questions in the unreviewed health layer. |
| Who may prefer it | Someone who wants presence without being dominated and is willing to drink something several times before it makes sense. It rewards attention to leaf weight and timing. | Someone who wants presence without being dominated and has drunk enough tea to notice what changes between infusions. It rewards attention to leaf weight and timing. |
Nothing above is a recommendation. The last row describes the drinker each tea suits, using each tea’s own authored fields and the same sentence structure for both, so neither can be framed as the safe choice.