Test #1: 2% ratio (for 1-ounce of carrier oil): I have wanted to put together a blend of Neroli, Ylang Ylang, and Sweet Orange for a while – this is a good blend for the end of the day, for a relaxing bath and/or massage. Using the 2% ratio for 1-ounce of carrier oil, I first made a synergistic blend and did the patch test with the blend on my right inner elbow. Neroli:
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