Oolong tea · Taiwan

GABA Oolong

Specially processed oolong rich in GABA for relaxation and blood pressure support.

GABA Oolong
How to brew
GABA Oolong — How to brew
LeafWaterTemperatureTimeInfusions
Western 4 g 250 ml 90°C / 195°F2 min 30 s 3
Gong Fu 7 g 100 ml 90°C / 195°F 35 s + 7
Gong Fu: Rinse 10s · discard 1: 35s 2: 40s 3: 45s 4: 55s 5: 70s 6: 85s 7: 100s
Best time: EveningPremium
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About this tea

GABA Oolong represents a revolutionary processing innovation developed by Japanese researchers in 1987, later perfected by Taiwanese tea makers. The name derives from gamma-aminobutyric acid (GABA), a neurotransmitter that promotes relaxation and reduces anxiety. Through a unique oxygen-free fermentation process, this tea contains over 150mg of GABA per 100g - significantly higher than regular teas. Originally created for health benefits, it surprised everyone by also tasting exceptional.

The special processing involves alternating between nitrogen-rich and oxygen-rich environments during oxidation, triggering the tea plant's natural defense mechanisms to produce GABA. This anaerobic process, lasting 8-10 hours, fundamentally alters the tea's chemistry. The leaves undergo multiple vacuum and air exposure cycles before traditional oolong processing continues. This labor-intensive method increases production costs but creates a truly therapeutic tea. Most GABA oolong uses high-quality base material from established cultivars.

The flavor profile is surprisingly delicious despite its medicinal origins: dominant fruity notes of ripe peach and apricot, with underlying umami richness unique to GABA teas. The texture is notably smooth and thick, coating the mouth pleasantly. Natural sweetness makes it instantly approachable, with no astringency or bitterness. Some detect brown sugar or caramel notes in darker roasted versions. The high GABA content creates a noticeably calming effect, different from L-theanine's alert calmness - more deeply relaxing.

Brewing recommendations: Use 1 heaping teaspoon (4g) per 250ml cup with water at 90°C (195°F), steeping for 2.5 minutes to extract GABA fully. For gongfu style, use 7g per 100ml, steeping 45-60 seconds initially. Can yield 5-6 infusions. Some prefer longer steeping to maximize GABA extraction. Excellent hot or cold-brewed overnight.

Ideal for evening consumption due to its calming properties. Popular among those seeking natural anxiety relief or blood pressure support. The lower caffeine and high GABA make it perfect before meditation, yoga, or bedtime. Pairs well with light desserts, fruit, or enjoyed alone as a wellness ritual. Many people report improved sleep quality when consumed regularly. This is functional tea at its finest - therapeutic benefits with exceptional taste.

Caffeine, in context

Per 250 ml cup, brewed as directed.

GABA Oolong 25 mg
Black tea 47 mg
Espresso 63 mg
Filter coffee 95 mg

Flavor profile

  • fruity
  • sweet
  • umami
  • smooth

Health benefits

  • GABA-rich
  • calming
  • blood pressure support
  • sleep quality

Pairs wonderfully with

  • evening relaxation
  • mild desserts
  • meditation
  • bedtime

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Frequently asked questions

Can you re-steep GABA Oolong?

Yes — GABA Oolong gives 7 good infusions. Start at 35 seconds and add a little time to each round.

How much caffeine is in GABA Oolong?

25 mg per 250 ml cup — Low caffeine.

What water temperature does GABA Oolong need?

90°C / 195°F. Hotter water pulls out bitterness; cooler water under-extracts the leaf.

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