Strong pleasant aromatic odor Storage: Well closed in air tight containers away from sunlight and heat preferably in amber color glass containers. Extraction: Steam Distillation. Essential Oil Information: Chamomile Essential Oil is extracted from Matricaria chamomilla (M. recutica) of same family and is also well recognized by the names of blue chamomile, Hungarian chamomile & single chamomile. It has a sweet, straw-like fragrance and is dark blue in color with medium viscosity. Oil Properties: It has as a sweet, apple-like fragrance and is very light clear blue in color with a watery viscosity. Blends well with: Bergamot, clary sage, lavender, geranium, jasmine, tea tree, grapefruit, rose, lemon and ylang-ylang. Precautions: Non-toxic & non-irritant oil. Should be avoided during pregnancy Our Essential/Carrier Oils are 100% natural and pure (undiluted/uncut) therapeutic grade.