QUALITY and COMPLIANCE – Our Commitment to Safety and Authenticity

At Genuine Haarlem Oil (GHO), we are committed to providing a product that meets the highest standards of quality, safety, and authenticity.
Our traditional formula is produced under strict controls to ensure consistency and purity in every batch.

Each batch of Haarlem Oil is tested by independent accredited laboratories to verify its composition and quality.
Analyses confirm compliance with purity, sulfur concentration, and absence of artificial additives or contaminants.

• Full batch traceability from raw materials to final packaging
• Independent lab reports available upon request
• Production consistent with the original Haarlem formula since 1696

Our production facilities follow Good Manufacturing Practices (GMP) to guarantee safe, reproducible, and high-quality supplements.
We continuously monitor hygiene, temperature, and storage conditions to maintain product integrity.

Genuine Haarlem Oil is registered with the U.S. Food and Drug Administration (FDA) as a dietary supplement for import and distribution.
Our labeling and product classification comply with FDA and USDA guidance for nutritional supplements.

We do not claim to diagnose, treat, cure, or prevent any disease, in full respect of FDA requirements.

We believe transparency builds confidence.
Our customers have access to product specifications, batch numbers, and certificates of analysis upon request.

This product is not intended to diagnose, treat, cure, or prevent any disease.