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RESULTS FOR:

Berberine & Milk Thistle

We believe you deserve to know exactly what’s in your supplements—and what’s not. At Gaia Herbs®, every ingredient and finished product is tested in our state-of-the-art laboratory to ensure Purity, Integrity, and Potency.

Testing Details
Identity Result Test Method
Berberine & Milk Thistle Conforms TM-0099* Passed
Biomarker Concentration (mg/serv) Test Method
Strength – Berberine Hydrochloride ≥ 500 mg/serving 3rd Party Passed
Strength – Total Silymarins ≥ 60 mg/serving TM-0026* Passed
Test Specification Test Method
Micro - Aerobic Plate count ≤ 10,000 cfu/g TM-0045 Passed
Micro – Yeast & Mold count ≤ 1,000 cfu/g TM-0046 Passed
Micro – E. coli Absent in 10 g TM-0047 Passed
Micro – Salmonella Absent in 10 g TM-0051 Passed
Heavy Metals – Arsenic ≤ 10.0 µg/day TM-0038 Passed
Heavy Metals – Cadmium ≤ 4.1 µg/day TM-0038 Passed
Heavy Metals – Mercury ≤ 0.3 µg/day TM-0038 Passed
Heavy Metals – Lead ≤ 0.5 µg/day TM-0038 Passed
*ISO/IEC 17025:2017 | Accreditation #107080 - Gaia Herbs, Inc.; 101 Gaia Herbs Dr., Brevard, NC 28712 
Quality Assurance Approvals
Signature in black ink on a white background
Ido D. Dagan
Director of Quality
Lab & Tech Ops
Signature in black ink on a white background
Leslie Hubbard
Data Reviewer

"From seed to shelf, our Quality Control team works diligently to ensure that every ingredient meets Gaia Herbs®’ exceptional quality standards. By showcasing their work through Know Your Gaia Herbs®, they offer a transparent look into our processes, helping consumers trust the care, integrity, and quality behind every supplement.”

— Ido D. Dagan

Director of Quality Lab and Tech Ops, Gaia Herbs®

Berberine

Ingredients 1/2
Berberis Aristata
Country of Origin
India
Format Used
Extract
Certification
Conventional
Plant Part Used
Root

If you’ve explored herbal supplements, chances are you’ve come across Berberine. What many people don’t realize is that Berberine (Berberis Aristata) isn’t actually an herb; it’s a naturally occurring plant compound found in a variety of botanicals, including barberry, goldenseal, Oregon grape, tree turmeric, and California poppy.

For centuries, these plants have been valued in traditional practices such as traditional Chinese herbalism and Ayurveda. Berberine’s rich golden-yellow color has even been used historically as a natural dye for materials like leather, wool, and wood.

See the Fields to learn more...

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Today, Berberine is one of the most researched plant compounds and has become a popular ingredient in herbal supplement products around the world. As interest in it continues to grow, so does the importance of understanding where it comes from and how it is sourced.

Unfortunately, rising demand has also led to quality concerns across the marketplace. Some products may contain synthetic Berberine or lower-quality ingredients, while certain Berberine-containing plants, such as goldenseal, face sustainability challenges when harvested irresponsibly. That’s why sourcing matters.

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At Gaia Herbs®, we use HIMABERB® HCl Berberine, sourced from sustainably wild-crafted Indian Barberry grown in its native Himalayan habitat. The harvest is fully traceable and carried out by local communities who are supported through fair compensation and sustainable livelihoods. Harvesting takes place only in government-designated zones that are cultivated for one year and then allowed to regenerate for five years before being harvested again.

To ensure authenticity, every batch undergoes Carbon-14 testing to verify it is derived from natural plant sources and free from synthetic petrochemical adulteration. The result is a high-quality, responsibly sourced Berberine extract that reflects our commitment to transparency, sustainability, and ingredient integrity.

India

Milk Thistle

Ingredients 2/2
Silybum Marianum
Country of Origin
Spain
Format Used
Extract
Certification
Conventional
Plant Part Used
Seed

Milk Thistle is a herbaceous annual or biennial plant with a dense-prickly flower head and reddish-purple tubular flowers. It is native to the Mediterranean region and has been naturalized in Central Europe, North and South America, and Southern Australia.

Milk Thistle has an extensive history of use as an edible plant. In the 1st century AD, Pliny the Elder documented its use in his herbal writings. Theophrastus (IV century BC) and Dioscorides (1st century AD) also wrote of its value.

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The English herbalist, Nicholas Culpeper (1650) documented his observations on Milk Thistle in his renowned herbal compendium. At the turn of the 20th century, eclectic physicians also incorporated this herb into their botanical practices.

Much of the modern-day research surrounding Milk Thistle (Silybum Marianum) has been conducted in Germany where it is an approved herb in The Complete German Commission E Monographs.

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Gaia Herbs® uses the potent, full spectrum and bioavailable extract, Organic Silactive® in this product.

This Certified Organic Milk Thistle seed originates from a European breeding program and is extracted by a premium European extractor with over 30 years of experience.

The extraction methods incorporated ensure preservation of fat-soluble constituents.

Spain
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Gaia Herbs Berberine & Milk Thistle for Active Lifestyle || 60 ct

Berberine & Milk Thistle

ACTIVE LIFESTYLE*
  • With 120mg Milk Thistle, traditionally used to nourish the liver and promote the body’s natural detoxification processes.*
  • Combines HIMABERB® HCL with Silactive® Milk Thistle - 2 capsules twice daily provides1,000 mg of Berberine HCl to support healthy metabolism in healthy individuals*
  • With added Ginger Root, which is traditionally used for warming digestive comfort, making this formula gentler on the stomach.*
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Our Pledge

Since the founding of Gaia Herbs® in 1987, we have been committed to working with Nature to provide people with the highest-quality herbal supplements. Our business decisions continue to be guided by our values and our commitment to people, planet, and purpose - not by profits alone.