Jade Leaf vs Tea Zone
Jade Leaf sources from Kagoshima and Uji, Japan while Tea Zone sources from Tencha, giving each brand a distinct terroir and flavor profile. On price, Tea Zone is $0.42/g less expensive per gram ($0.45/g vs $0.03/g).
At a Glance
Jade Leaf
- Origin
- Kagoshima and Uji, Japan
- Grade
- Ceremonial
- Price per gram
- $0.45/g
- Organic
- ORGANIC
- Testing
- Claims testing, no published results
- Last verified
- June 21, 2026
Tea Zone
- Origin
- Tencha
- Grade
- Not specified
- Price per gram
- $0.03/g
- Organic
- Not certified
- Testing
- No public testing information found
- Last verified
- June 27, 2026
Key Differences
Price per gram
Better valueJade Leaf
$0.45/g
Tea Zone
$0.03/g
Tea Zone is $0.42/g less per gram (93% difference).
Origin
DifferentJade Leaf
Kagoshima and Uji, Japan
Tea Zone
Tencha
Jade Leaf sources from Kagoshima and Uji, Japan. Tea Zone sources from Tencha. Different growing regions produce distinct flavor profiles.
Organic certification
CertifiedJade Leaf
ORGANIC
Tea Zone
Not certified
Jade Leaf holds organic certification. Tea Zone does not have a publicly confirmed organic certification.
Testing transparency
More transparentJade Leaf
Claims testing, no published results
Tea Zone
No public testing information found
Jade Leaf discloses more testing information. Lower transparency tier means more public disclosure.
Which Should You Choose?
Choose Jade Leaf if:
- Testing transparency is important to you
- Organic certification matters to you
Choose Tea Zone if:
- You want the lower price per gram
Heavy Metal Testing
Jade Leaf
No published numeric heavy metal results found.
Last checked June 21, 2026.
Tea Zone
No published numeric heavy metal results found.
Last checked June 27, 2026.
Source: brand-published COAs and independent test results. Values are from specific batches and dates. The absence of published data does not indicate safety or danger. Last verified: Jade Leaf June 21, 2026, Tea Zone June 27, 2026.
Full Comparison
| Attribute | Jade Leaf | Tea Zone |
|---|---|---|
| Origin and Production | ||
Origin | Kagoshima and Uji, Japan | Tencha |
Grade | Ceremonial | -- |
Country | Japan | Tencha |
Region | Kagoshima and Uji | -- |
| Price and Value | ||
Price per gram? | $0.45/g | $0.03/g |
Price as of | 2026-06 | 2026-06-27 |
| Organic Certification | ||
Organic status | ORGANIC | -- |
| Testing and Transparency | ||
Testing transparency | Claims testing, no published results | -- |
Publishes numeric lab results | -- | -- |
Third-party testing disclosed | -- | -- |
Pesticide testing | -- | -- |
Published lead test result | No published results found (checked June 21, 2026) | No published results found (checked June 27, 2026) |
Published cadmium test result | No published results found (checked June 21, 2026) | No published results found (checked June 27, 2026) |
Published arsenic test result | No published results found (checked June 21, 2026) | No published results found (checked June 27, 2026) |
Published mercury test result | No published results found (checked June 21, 2026) | No published results found (checked June 27, 2026) |
Last verified | June 21, 2026 | June 27, 2026 |
Frequently Asked Questions
All data in this comparison is sourced from publicly available COAs, brand websites, and independent test results. Every safety data point carries its source and last-verified date. Steady Matcha does not conduct or claim ownership of third-party test results for other brands. Brand information changes: verify current status before purchasing.