2 oz distilled water
2 tsp extra virgin coconut oil
1 tsp castor oil
a few drops of essential oil (e.g., lavender, jasmine, orange)
Pour all ingredients into a spray bottle, and shake vigorously to blend. Store in a refrigerator until ready for use. Shake before each use. SHELF LIFE: ~2 weeks.
 Evans AO, Marsh JM, Wickett RR. “The structural implications of water hardness metal uptake by human hair.” Int J Cosmet Sci. 2011 Oct;33(5):477-82.
 McMullen R, Jachowicz J. “Optical properties of hair: effect of treatments on luster as quantified by image analysis.” J Cosmet Sci. 2003 Jul-Aug;54(4):335-51.