Healer Library
⚗️ Chemistry

Oil Chemistry

From plant to bottle — how oils are made, tested, and why quality is everything.

What Are Essential Oils?

Volatile aromatic compounds extracted from plants. But what does that actually mean?

5 min read

Distillation & Extraction

Steam distillation, cold pressing, CO₂ extraction. The method determines the quality.

6 min read

Purity & Quality

CPTG certification, third-party testing, and why most essential oils on the market fall short.

6 min read

Sourcing

Co-Impact Sourcing — why native habitat, fair pay, and long-term relationships produce better oils.

6 min read

The Oil Effect

Roseman University research: why the whole oil works differently than any isolated constituent.

5 min read

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