Essential Oil Calculator — Aromachology Oils

Dilution Calculator

Calculate the exact number of essential oil drops to safely add to your carrier oil. Based on the standard of ~20 drops per mL.

Quick Reference Guide

Recommended dilution rates by use case

0.5–1%

Facial Care

Serums, facial oils, and daily moisturizers. Best for sensitive or delicate skin areas.

2%

Body & Massage

Standard dilution for body lotions, massage oils, and everyday topical applications.

3–5%

Acute & Targeted

Muscle relief blends, chest rubs, and short-term targeted treatments.

10%

Very Short Term

Only for brief, acute use under guidance. Not for daily application. Exercise caution.

Product Formulator

Calculate the right amount of essential oil for candles, soaps, body products, and more. Results in light, medium, and strong scent levels.

Blend Builder

Design a balanced blend using the classic perfumery structure of top, middle, and base notes with proper ratios.

Unit Converter

Convert between common essential oil measurements instantly. Enter a value in any field to see all equivalents.

Drop count approximations are based on the widely used standard of ~20 drops per mL. Actual drop size varies by oil viscosity, dropper type, and temperature. Weight conversions assume average essential oil density of ~0.9 g/mL (varies by oil).

This calculator is for guidance only. Always patch-test and consult a qualified aromatherapist for therapeutic use.

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