What is the 20 30 50 rule for essential oils?
What is the 20 30 50 rule for essential oils? The 30-50-20 rule in essential oil blending is a guideline for creating well-rounded aromatic profiles. It divides a blend into three parts: 30% top notes, 50% middle notes, and 20% base notes. Top notes, like lemon or peppermint, are the first scents noticed but fade […]
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