Steady Matcha

Jade Leaf

Kagoshima and Uji, Japan · ceremonial grade · $0.45/g

3rd-party testedUSDA organic

Jade Leaf claims non-detect at 1 ppm via customer support (no public COA). A single-batch independent test by Lead Safe Mama found a positive result at ppb sensitivity. The 1 ppm threshold is approximately 1,000x coarser than ppb testing.

Heavy metal test results

All data sourced from published COAs or third-party testing. Source, lab, and date shown for every value.

Lead (Pb)

Per Jade Leaf customer support claim: 'no lead detected below 1 ppm.' Labs: Anresco and Certified Labs. No public COA.

Cadmium (Cd)

Not publicly disclosed

Arsenic (As)

Not publicly disclosed

Mercury (Hg)

Not publicly disclosed

MetalValueSourceDate
Lead (Pb)Per Jade Leaf customer support claim: 'no lead detected below 1 ppm.' Labs: Anresco and Certified Labs. No public COA.——
Cadmium (Cd)Not publicly disclosed——
Arsenic (As)Not publicly disclosed——
Mercury (Hg)Not publicly disclosed——

Data attribution: values presented as reported by the named source. Steady Matcha does not conduct or claim ownership of third-party test results.

Pros and cons

Pros

  • USDA organic
  • Widely available
  • Affordable

Cons

  • No public COA
  • ppm-only claim via support (not published)
  • Independent test found positive at ppb sensitivity

Where to buy

← All brandsLab-tested brands →Lead in matcha guide →

Quick facts

OriginKagoshima and Uji, Japan
Gradeceremonial
Price$0.45/g
OrganicUSDA
3rd-party testedYes
COA publishedNo
Pesticide testedNo

Last verified: June 21, 2026