Chamberlain Coffee vs Jade Leaf Matcha: 2026 Comparison
This 2026 comparison covers Chamberlain Coffee and Jade Leaf across price, testing transparency, heavy metal disclosure, and organic certification. On price, Jade Leaf is $0.48/g less expensive per gram ($0.93/g vs $0.45/g).
Verdict by Axis
No single overall winner is declared. The better choice depends on which axis matters most to you.
Price per gram
Jade Leaf
Jade Leaf is $0.48/g cheaper ($0.93/g vs $0.45/g).
Testing transparency
Jade Leaf
Jade Leaf is Tier 2 vs Unrated for Chamberlain Coffee. Lower tier number means more disclosure.
Published lead level
Tie / indeterminate
Neither brand has published a numeric lead value. Cannot compare.
Origin
Tie / indeterminate
One or both brands have not publicly disclosed their leaf origin region.
Organic certification
Tie / indeterminate
Both brands hold organic certification (ORGANIC and ORGANIC). Tie.
Side-by-Side Spec Table
| Field | Chamberlain Coffee | Jade Leaf |
|---|---|---|
| Origin | Not disclosed | Kagoshima and Uji, Japan |
| Grade | Premium | Ceremonial |
| Price per gram | $0.93/g | $0.45/gBetter |
| Transparency tier | -- | Tier 2 |
| Publishes numeric COA | No | No |
| Third-party tested | No | YesBetter |
| Organic certification | ORGANIC | ORGANIC |
| Lead (published) | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 21, 2026) |
| Cadmium (published) | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 21, 2026) |
| Arsenic (published) | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 21, 2026) |
| Mercury (published) | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 21, 2026) |
| Pesticide tested | No | No |
| Last verified | June 27, 2026 | June 21, 2026 |
Origin
Grade
Price per gram
Transparency tier
Publishes numeric COA
Third-party tested
Organic certification
Lead (published)
Cadmium (published)
Arsenic (published)
Mercury (published)
Pesticide tested
Last verified
Heavy Metals and Safety Disclosure
Neither Chamberlain Coffee nor Jade Leaf has published numeric heavy metal values as of the last verification dates (June 27, 2026 and June 21, 2026 respectively). Without published ppb values, independent verification is not possible.
| Metal | Chamberlain Coffee | Jade Leaf |
|---|---|---|
| Lead | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 21, 2026) |
| Cadmium | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 21, 2026) |
| Arsenic | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 21, 2026) |
| Mercury | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 21, 2026) |
Source: brand-published COAs and independent test results. Values are from specific batches and dates. Absence of published data does not indicate safety or danger. Last verified: Chamberlain Coffee June 27, 2026, Jade Leaf June 21, 2026.
Price Comparison
Jade Leaf is $0.48/g cheaper than Chamberlain Coffee ($0.45/g vs $0.93/g, a 52% difference). At 30 servings per month, that is approximately $29/month in savings.
Detailed Analysis
Testing Transparency
No public testing statement has been found for Chamberlain Coffee as of the last verification date. Jade Leaf states that it tests its products but has not published numeric results publicly.
Origin and Sourcing
Jade Leaf sources from Kagoshima and Uji, Japan. Chamberlain Coffee has not publicly disclosed a specific leaf origin region. Origin cannot be fully compared.
Which Should You Buy?
If testing transparency is your priority: Jade Leaf (Tier 2) discloses more than Chamberlain Coffee (Unrated). If price per gram is your priority: Jade Leaf is the more affordable option at $0.45/g.
Frequently Asked Questions
Is Chamberlain Coffee or Jade Leaf cheaper?
Jade Leaf is cheaper at $0.45/g vs $0.93/g per gram, a difference of $0.48/g. Prices verified as of 2026-06.
Does Chamberlain Coffee publish lab results?
No public testing statement or COA has been found for Chamberlain Coffee as of June 27, 2026.
Does Jade Leaf publish lab results?
Jade Leaf states that it tests its products but has not published numeric results publicly as of June 21, 2026.
Which is third-party tested: Chamberlain Coffee or Jade Leaf?
Jade Leaf is third-party tested. Chamberlain Coffee does not have a confirmed third-party testing status as of the last verification date.
Related comparisons
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.