Lab Testing Services

The companies mentioned below are for information purposes only. This is not an endorsement:

1. Microchem Laboratory

• Overview: Highly accessible for small-to-midsize brands and artisanal formulators. They offer complete microbial testing, including Aerobic Plate Counts (USP <61>/<62>), Preservative Efficacy / Challenge Testing (USP <51> / ISO 11930), and stability testing.

• Website: microchemlab.com

2. Certified Laboratories

• Overview: A cGMP/GLP-compliant network of ISO 17025-accredited labs specializing in personal care and cosmetics. They conduct bioburden/microbial limits testing, microbial challenge studies, and full in-package stability testing.

• Website: certified-laboratories.com

3. EMSL Analytical, Inc.

• Overview: Operates a nationwide network of testing facilities in North America, offering microbial content (bioburden) testing, antimicrobial/preservative effectiveness testing, and analytical testing for cosmetic items.

• Website: emsl.com

4. Intertek

• Overview: A global leader in cosmetic stability, compatibility, and microbiology testing. Excellent option if you require extensive regulatory support, accelerated/real-time shelf-life testing, or international compliance.

• Website: intertek.com

5. Contract Laboratory (Lab Directory & Matching Service)

• Overview: If you want to submit a single request to receive quotes from multiple verified independent testing labs tailored to your balm formulation and budget, you can use Contract Laboratory's platform.

• Website: contractlaboratory.com