Aoi Seicha vs Clearspring Matcha: 2026 Comparison
Aoi Seicha and Clearspring both source their matcha from Uji, Japan, making origin a neutral factor in this 2026 comparison. On price, Clearspring is $0.11/g less expensive per gram ($0.83/g vs $0.72/g).
Verdict by Axis
No single overall winner is declared. The better choice depends on which axis matters most to you.
Price per gram
Clearspring
Clearspring is $0.11/g cheaper ($0.83/g vs $0.72/g).
Testing transparency
Tie / indeterminate
Both brands are rated Unrated. Equivalent disclosure level.
Published lead level
Tie / indeterminate
Neither brand has published a numeric lead value. Cannot compare.
Origin
Tie / indeterminate
Both brands source from Uji. Same origin region.
Organic certification
Tie / indeterminate
Both brands hold organic certification (ORGANIC and ORGANIC). Tie.
Side-by-Side Spec Table
| Field | Aoi Seicha | Clearspring |
|---|---|---|
| Origin | Uji, Japan | Uji, Japan |
| Grade | Premium | Premium |
| Price per gram | $0.83/g | $0.72/gBetter |
| Transparency tier | -- | -- |
| Publishes numeric COA | No | No |
| Third-party tested | No | No |
| Organic certification | ORGANIC | ORGANIC |
| Lead (published) | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 2026) |
| Cadmium (published) | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 2026) |
| Arsenic (published) | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 2026) |
| Mercury (published) | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 2026) |
| Pesticide tested | No | No |
| Last verified | June 27, 2026 | June 27, 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 Aoi Seicha nor Clearspring has published numeric heavy metal values as of the last verification dates (June 27, 2026 and June 27, 2026 respectively). Without published ppb values, independent verification is not possible.
| Metal | Aoi Seicha | Clearspring |
|---|---|---|
| Lead | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 2026) |
| Cadmium | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 2026) |
| Arsenic | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 2026) |
| Mercury | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 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: Aoi Seicha June 27, 2026, Clearspring June 27, 2026.
Price Comparison
Clearspring is $0.11/g cheaper than Aoi Seicha ($0.72/g vs $0.83/g, a 13% difference). At 30 servings per month, that is approximately $7/month in savings.
Detailed Analysis
Testing Transparency
No public testing statement has been found for Aoi Seicha as of the last verification date. No public testing statement has been found for Clearspring as of the last verification date.
Origin and Sourcing
Both Aoi Seicha and Clearspring source their leaf from Uji. Origin is a neutral factor in this comparison. Flavor and quality differences, if any, are more likely to reflect grade, harvest timing, and processing than regional terroir.
Which Should You Buy?
Both brands are at the same transparency tier (Unrated). Testing disclosure is not a differentiator between them. If price per gram is your priority: Clearspring is the more affordable option at $0.72/g.
Frequently Asked Questions
Is Aoi Seicha or Clearspring cheaper?
Clearspring is cheaper at $0.72/g vs $0.83/g per gram, a difference of $0.11/g. Prices verified as of 2026-06-27.
Does Aoi Seicha publish lab results?
No public testing statement or COA has been found for Aoi Seicha as of June 27, 2026.
Does Clearspring publish lab results?
No public testing statement or COA has been found for Clearspring as of June 27, 2026.
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.