Quality & testing

You deserve to know what goes into your bottle. Here you can explore laboratory results for identified samples and lots. For information about your bottle, contact us with the lot number on its label.

Bottled with care

Bottled in a cGMP-certified facility.

Shilajit material testing

The following results were reported by MiChem Analytical Laboratory Inc. for the identified shilajit sample.

Sample: Shilajit | Lab sample no.: 44480-01 | Reported: August 11, 2026

Heavy metals — ICP-MS (USP <730>)

Analyte Result Units
Arsenic (As) 0.553 ppm
Lead (Pb) 0.050 ppm
Cadmium (Cd) 0.001 ppm
Mercury (Hg) < 0.001 ppm

Method: ICP-MS, USP <730>.

Microbiological testing

Analyte Result
Aerobic plate count (APC) < 100 CFU/g
Coliforms < 10 CFU/g
E. coli < 10 CFU/g
Staphylococcus aureus < 10 CFU/g
Salmonella Negative (25 g)
Yeast < 100 CFU/g
Mold < 100 CFU/g
Pseudomonas aeruginosa Negative (25 g)

Methods: AOAC 990.12, 991.14; FDA/BAM Ch. 5, 12, 18; USP <62>. Reported August 11, 2026.

Independent laboratory testing — finished tincture

Testing performed by New Wave Scientific LLC, Sparks, Nevada — an ISO/IEC 17025 laboratory, PJLA Accreditation No. 90002, Certificate No. L23-126-2.

Product tested: Stone Blood Shilajit Magic Brown Tincture, 30 ml | Lot: 2603006 | Best by: 04/2028

Heavy metals — ICP-MS panel

Analyte Result Limit of quantification
Lead (Pb) Below limit of quantification 0.26 ppm
Cadmium (Cd) Below limit of quantification 0.26 ppm
Mercury (Hg) Below limit of quantification 0.12 ppm
Arsenic (As) 0.34 ppm 0.26 ppm

Method: SOP-03, ICP-MS microwave digestion. Reported March 27, 2026.

Microbiological testing

Analyte Result Specification
Total aerobic count 40 CFU/g ≤ 100,000 CFU/g
Yeast < 10 CFU/g ≤ 10,000 CFU/g
Mold < 10 CFU/g ≤ 10,000 CFU/g
Enterobacteriaceae < 10 CFU/g ≤ 1,000 CFU/g
E. coli Absent in 10 g ≤ 1
Salmonella Absent in 10 g ≤ 1

Methods: AOAC 2015.13, 2014.05, 991.14, 2016.01, 2003.01. Reported March 29, 2026.

Magic Brown product specification — lot 2603006

  • Ingredients: Purified Shilajit Extract (resin), Water
  • Shilajit (resin): 1,100 mg per mL
  • Serving size: 30 drops — 30 servings per 30 ml container
  • Wildcrafted and refined in Utah, USA

Certificates of Analysis are issued per lot. If you would like the results for the lot you received, the lot number is printed on your bottle — contact us at stonebloodshilajit@gmail.com and we will share them.


These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Laboratory results relate only to the sample and lot tested. The testing laboratories make no claims as to the efficacy or safety of any product tested.