Naturoptimal vs Teafy Matcha: 2026 Comparison
This 2026 comparison covers Naturoptimal and Teafy across price, testing transparency, heavy metal disclosure, and organic certification. Teafy publishes a numeric Certificate of Analysis with specific ppb values from a named lab. Naturoptimal has not published equivalent numeric results as of the last verification date.
Verdict by Axis
No single overall winner is declared. The better choice depends on which axis matters most to you.
Price per gram
Tie / indeterminate
Only Teafy has a published price ($0.70/g). Cannot compare.
Testing transparency
Teafy
Teafy is Tier 1 vs Unrated for Naturoptimal. Lower tier number means more disclosure.
Published lead level
Tie / indeterminate
Teafy publishes a lead value (67 ppb). Naturoptimal has not published a numeric lead value. Cannot compare directly.
Origin
Tie / indeterminate
One or both brands have not publicly disclosed their leaf origin region.
Organic certification
Teafy
Teafy holds EU certification. Naturoptimal does not have a publicly confirmed organic certification.
Side-by-Side Spec Table
| Field | Naturoptimal | Teafy |
|---|---|---|
| Origin | Not disclosed | Kyoto Uji + Shizuoka, Japan |
| Grade | Premium | Ceremonial |
| Price per gram | Not available | $0.70/g |
| Transparency tier | -- | Tier 1 |
| Publishes numeric COA | No | YesBetter |
| Third-party tested | No | YesBetter |
| Organic certification | None | EU |
| Lead (published) | Not publicly published (checked date unknown) | 67 ppb |
| Cadmium (published) | Not publicly published (checked date unknown) | 13 ppb |
| Arsenic (published) | Not publicly published (checked date unknown) | 21 ppb |
| Mercury (published) | Not publicly published (checked date unknown) | Not publicly published (checked June 21, 2026) |
| Pesticide tested | No | Yes |
| Last verified | date unknown | 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
Teafy reports a lead level of 67 ppb (verified June 21, 2026). Naturoptimal has not published a numeric lead value (checked date unknown). Without a published value from Naturoptimal, a direct comparison is not possible. The absence of published data does not indicate safety or danger.
| Metal | Naturoptimal | Teafy |
|---|---|---|
| Lead | Not publicly published (checked date unknown) | 67 ppb |
| Cadmium | Not publicly published (checked date unknown) | 13 ppb |
| Arsenic | Not publicly published (checked date unknown) | 21 ppb |
| Mercury | Not publicly published (checked date unknown) | 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: Naturoptimal date unknown, Teafy June 21, 2026.
Price Comparison
Naturoptimal does not have a published price per gram. Teafy is priced at $0.70/g (as of 2026-06).
Detailed Analysis
Testing Transparency
Teafy publishes a numeric COA with specific ppb values from a named accredited lab. Naturoptimal has not published equivalent numeric results. No public testing statement has been found for Naturoptimal as of the last verification date.
Origin and Sourcing
Teafy sources from Kyoto Uji + Shizuoka, Japan. Naturoptimal has not publicly disclosed a specific leaf origin region. Origin cannot be fully compared.
Which Should You Buy?
If testing transparency is your priority: Teafy (Tier 1) discloses more than Naturoptimal (Unrated). If organic certification matters to you: Teafy holds EU certification. Naturoptimal does not have a publicly confirmed organic certification.
Frequently Asked Questions
What is the price of Naturoptimal vs Teafy?
Teafy is priced at $0.70/g. Naturoptimal does not have a published price per gram available.
Does Naturoptimal publish lab results?
No public testing statement or COA has been found for Naturoptimal as of date unknown.
Does Teafy publish lab results?
Yes. Teafy publishes a numeric Certificate of Analysis with specific ppb values from a named accredited lab. Verified June 21, 2026.
Which is third-party tested: Naturoptimal or Teafy?
Teafy is third-party tested. Naturoptimal does not have a confirmed third-party testing status as of the last verification date.
Is Naturoptimal or Teafy organic?
Teafy holds EU certification. Naturoptimal does not have a publicly confirmed organic certification 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.