200+ Pesticides
GC/MS + LC/MS/MS screen
ICP-MS
Sub-ppb metals detection
Botanical Focus
Herb-specific contamination panel
Full COA
PDF with all parameters

Herbal Supplement Contamination Risks

The global herbal ingredient supply chain — from South Asia, China, and South America — introduces contamination risks that domestic manufacturing controls cannot fully mitigate. Independent testing at each lot is the only reliable safeguard.

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Pesticide Residues

Turmeric, ashwagandha, rhodiola, and many other popular herbs are commonly grown with pesticides not permitted in US products. Multi-residue LC/MS/MS screening is essential.

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Heavy Metals in Botanicals

Soil metal uptake is herb-specific and highly variable. Ashwagandha, spirulina, and chlorella frequently carry elevated lead and cadmium from Indian and Chinese agricultural sources.

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Mycotoxin Contamination

Dried botanicals stored in warm, humid conditions develop aflatoxin and ochratoxin A rapidly. Mycotoxin screening is required for EU export and increasingly for US retail.

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Botanical Identity & Adulteration

Species substitution and adulteration are documented in ginkgo biloba, echinacea, valerian, and many other popular herbs. DNA barcoding and microscopy confirm species identity.

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Standardized Extracts

Herbal extracts standardized to marker compounds (e.g., curcuminoids, ginsenosides, bacosides) require quantitative HPLC analysis to verify the extract specification.

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NSF & Retailer Standards

NSF Certified for Sport and major natural retailers require full botanical testing COA. We format deliverables to satisfy all major retailer and certification program requirements.

Herbal Supplement COA Panel

Comprehensive herbal testing:

How to Submit a Sample

Submitting takes less than 5 minutes. Most projects turn around in 5–10 business days from sample receipt.

1

Email or Call Us

Send a brief project description — sample type, quantity, and timeline. We confirm turnaround and quote within one business day.

2

Ship Your Sample

We'll send a submission form and our San Diego shipping address. Most samples ship ambient or cold depending on stability requirements.

3

Receive Your COA

Results are delivered as a signed PDF COA within the agreed turnaround. Rush service (2–3 business days) is available for urgent timelines.

Request a Quote →

Ready to Get Your COA?

Send us your samples and receive an ISO 17025 accreditation pending Certificate of Analysis. Results in 5–10 business days.