The Mineral Lab

Third-Party Laboratory Testing & Mineral Analysis Reports

Technical Information & Analysis

Proudly unrefined and unprocessed, Le Marinier Celtic Salt draws its exceptional mineral richness from the pure vitality of the sea. Below, you’ll find access to recent mineral reports and analytical results.

Important Note:

Le Marinier Celtic Salt is harvested using traditional, natural methods. Because these techniques rely on weather and seasonal conditions, natural variations can occur. While years of testing have confirmed consistent mineral and trace element ranges, slight differences between batches are part of its authentic character.

Signature Range:

Original, Sun-Dried Le Marinier Celtic Salt

Fine Mineral Range:

Authentic Le Marinier Celtic Salt, gently air-dried for shakers and grinders

Nature’s beauty lies in its variation and resilience. Le Marinier Celtic Salt reflects this timeless balance—pure, natural, and true to its origins.

Lab-Tested for Purity, Proven for Trust

Le Marinier Celtic Salt – Lab Analysis & Composition

This third-party lab certificate confirms the purity and quality of Le Marinier Celtic Grey Salt. Hand-harvested in France, it contains 94% sodium chloride with essential minerals like magnesium and calcium, while heavy metals are well below safety limits. Certified organic, kosher, and IFS-approved.

Le Marinier Fine Ground Celtic Salt – Lab Tested Quality

This certificate details the composition of Le Marinier Fine Ground Celtic Salt. It maintains the same 94% sodium chloride and rich mineral profile (magnesium, calcium, potassium) as the coarse variety, with heavy metals far below safety thresholds. Certified organic, kosher, and PGI-protected.