Aromatherapists have developed a roster of scents with relatively predictable effects:
Aphrodisiacs
Jasmine, ylang ylang, patchouli
Energizers
lemon, basil, bergamot, sweet orange, peppermint,
eucalyptus, tangerine
Hair Care
(dry hair) cedarwood
(normal hair) lavender, ylang ylang
(oily hair) rosemary, lemongrass
PMS
cedarwood, clary sage, fennel, geranium, nerali, Roman chamomile
Relaxation
lavender, myrrh, cardamom, cedarwood, German chamomile, clary sage, frankincense
Skin Care
(all skin types) lavender, geranium, ylang ylang
(dry) rosemary, rosewood, carrot seed, sandalwood, peppermint(oily) basil, eucalyptus, cedarwood, cypress, lemongrass, ylang ylang, sage