African Bluegrass Cymbopogon validus – 6.7%
Agarwood Aquilaria malaccensis – None known
Ahibero Cymbopogon giganteus – None known
Almond (bitter “free from prussic acid”) Prunus dulcis – None known
Almond (bitter “unrectified”) Prunus dulcis – None known
Ambrette (hibiscus) Abelmoschus moschatus – None known
Amyris (West Indian sandalwood) Amyris balsamifera L. – None known
Angelica Root Angelica archangelica L. – 0.8% to avoid phototoxicity
Angelica Root (Himalayan) Angelica glauca Edgew. – None known
Angelica Seed Angelica archangelica L. – 1%
Aniseed Pimpinella anisum L. – 2.4%
Anise (Star) Illicium verum – 1.75%
Araucaria Neocallitropsis pancheri – None known
Arina Psaidia altissima – None known
Artemisia Artimisia vestita – 10%
Asafoetida Ferulaasa-foetida L. – None known, possible skin sensitizer
Atractylis Cang-zhu atractylodes – None known
Bakul absolute Mimusops elengi L. – 2.9%
Balsamite Chysanthemum balsamita L. – 2.3%
Balsam Poplar (black poplar) Populus balsamifera L. – None known
Basil (estragole chemotype) Ocimum basilicum – 0.1%
Basil (hairy) Ocimum americanum L. – 30%
Basil (holy) Ocimum tenuflorum L./sanctum – 1.0%
Basil (lemon) Ocimum x citriodorum – 1.4%
Basil (linalool chemotype) Ocimum basilicum L. – 1.5% for the absolute and 3.3% for the essential oil
Basil (Madagascan chemotype) Ocimum gratissimum/Ocimum viride – 0.2%
Basil (Cinnamon Basil – methyl cinnamate chemotype) Ocimum basilicum L. – 15%
Basil (pungeant) Ocimum gratissimum L. – 0.8%
Bay (West Indian) Pimenta racemose – 0.9%
Bee Balm Monarda didyma L. – None known
Benzoin resinoid Styrax benzoin – 2%
Bergamot (expressed) Citrus bergamia – 0.4%
Bergamot (FCF) Citrus bergamia – 16.6%
Bergamot (wild) Monarda menthaefolia/fistulosa L. – 5.7%
Betel Piper betle L. – 0.1%
Birch (sweet) Betula lenta – 2.5%
Birch tar Betula lenta – None known
Blackcurrant Bud essential oil and absolute Ribes nigrum L. – None known
Black Seed (Black Cumin) Nigella sativa L. – None known
Boldo Peumus boldus/Boldoa fragrans – 0.37%
Boronia absolute Boronia megastigma – None known
Broom absolute (Spanish Broom) Sparitium junceum L. – 12%
Buchu (diosphenol chemotype) Agathosma betulina/ Barosma betulina – 11%
Buchu (pulegone chemotype) Agathosma crenulata/Barosma crenulate L. – 1.4%
Buddah Wood (Desert Rosewood) Eremophila mitchelli – 5%
Cabreuva Myrocarpus fastigiatus – 6%
Cade (Juniper Tar – rectified) Juniperus oxycedrus L. – 2%
Cade (Juniper Tar – unrectified) Juniperus oxycedrus L. – Should not be used internally or externally in any amount
Cajeput Melaleuca cajuputi/Melaleuca leucadendron – 4%
Calamint (lesser) (Cuckoo Flower) Calamintha nepeta/Calamintha officinalis – 1.2%
Calamus (diploid form) Acorus calamus – None known
Calamus (tetraploid or hexaploid form) Acorus calamus L. – 0.2%
Calamus (triploid form) Acorus calamus L. – 1.1%
Camphor (Borneo) Dryobalanops aromatica/camphora – None known
Camphor (brown) Cinnamomum camphora/Laurus camphora L. – Not recommended for use internally of externally
Camphor (white) (Hon-Sho or true camphor) Cinnamomum camphora/Laurus camphora – 20%
Camphor (yellow) Cinnamomum camphora, Laurus camphora – 0.25%
Cananga Cananga odorata/Canangium odoratum – 28%
Cangerana Cabralea cangerana/canjerana – 10%
Cape May Coleeonema album – None known
Caraway Carum carvi L. – 1.2%
Cardamom Elettaria cardamomum L. – 5%
Cardamom (Black) Amomum subulatum – None known
Carnation absolute (Clove pink) Dianthus caryophyllus L. – 13.9%
Carrot Seed Daucus carota L. – 4%
Cascarilla (Sweet-wood) Croton eluteria/reflexifolius – 10% for Bahamian (eluteria), El Salvadorian unknown
Cassia (bark and leaf) Cinnamomum cassia/Cinnamomum aromaticum – 0.05%
Cassie absolute Acacia farnesiana L. – 4%
Catnip Nepeta cataria L. – 3%
Cedarwood (Atlas) Cedrus atlantica – 8%
Cedarwood (Chinese) Chamaecyparis funebris/Cupressus funebris – None known
Cedarwood (Himalayan) Cedrus deodara – 2%
Cedarwood (Port Orford – Rose of Cedar, Oregon Cedar) Chamaecyparis lawsoniana – 3%
Cedarwood (Texas) Juniperus ashei/Mexicana – 8%
Cedarwood (Virginian) Juniperus virginiana L. – 8%
Cedrela (Spanish Cedar, West Indian Cedar) Cedrela odorata L. – None known
Celery Leaf Apium graveolens L. – None known
Celery Seed Apium graveolens L. – 4%
Chamomile (blue – German chamomile) Matricaria recutita L. – 4%
Chamomile (Cape) Eriocephalus punctulatus – None known
Chamomile (Moroccan) Ormenis mixta/multicaulis – None known
Chamomile (Roman) Chamaemelum nobile/Anthemis nobilis L. – 4%
Champaca (orange – Golden Champa) Michelia champaca L. – 17.5%
Champaca (white) Michelia alba – 0.9%
Chaste Tree Vitex agnus castus L. – 1%
Chervil Anthriscus cerefolium L. – 0.15%
Cinnamon Bark Cinnamomum verum/Cinnamomum zeylanicum – 0.07%
Cinnamon Leaf Cinnamomum verum/ Cinnamomum zeylanicum – 0.6%
Cistus (Rock Rose, Labdanum) Cistus ladanifer L. – 1%
Citronella Cymbopogon nardus/Andropogon nardus L./Cymbopogon winterianus – 5.3%
Clary Sage Salvia sclarea L. – 0.25% for absolute and 8% for the essential oil
Clemintine Citrus clementina/reticulata – None known
Clove Bud Syzygium aromaticum/Eugenia caryophyllata – 0.5%
Clove Leaf Syzygium aromaticum/Eugenia caryophyllata – 0.6%
Clove Stem Syzygium aromaticum/Eugenia caryophyllata – 0.6%
Coleus (Forskohlii) Plectranthus barbatus/Coleus barbadus/Plectranthus forskohlii – None known
Combava fruit (kaffir lime) Citrus hystrix – None known
Combava leaf (kaffir lime leaf) Citrus hystrix – None known
Copaiba Copaiba langsdorfii/officinalis L. – 8%
Coriander Leaf (cilantro) Coriandrum sativum L. – 0.4%
Cornmint (dementholized) Mentha arvensis L. – 5%
Costus Saussurea costus – 0.05%
Cubeb (Java Pepper) Piper cubeba L. – 7.5%
Cumin Cuminum cyminum – 0.4%
Curry Leaf Murraya koenigii L. – None known
Cypress Cupressus sempervirens L. – 5%
Cypress (blue) Callitris intratropica – 50%
Cypress (emerald) Callitris columellaris – None known
Cypress (jade) Callitris glaucophylla – None known
Damiana Turnera diffusa/aphrodisiaca L. – 30%
Davana Artemisia pallens – 4%
Deertongue absolute Trilisa odoratissima/Carphephorus odoratissimus – 5%
Dill Seed (European) Anethum graveolens L. – 1.2%
Dill Seed (Indian) Anethum sowa – 1.4%
Dill Weed (dill herb) Anethum graveolens L. – 1.2%
Echinacea Echinacea purpurea L. – None known
Elecampane (Alanroot) Inula helenium L. – Should not be used
Elemi Canarium luzonicum/vulgare – 6.7%
Eucalyptus (cineole-rich) including camaldulensis, globulus, maidenii, plenissima, polybractea, radiata, and smithii – 20%
Eucalyptus marcarthurii – None known
Eucalyptus (peppermint) Eucalyptus dives – None known
Eucalyptus (cryptone chemotype) Eucalyptus polybractea – None known
Fennel (bitter) Foeniculum vulgare – 1.8%
Fennel (sweet) Foeniculum vulgare – 2.5%
Fenugreek Trigonella foenum-graecum L. – 2% for absolute and essential oil
Fern (sweet) Comptonia peregrine L. – None known
Ferula Ferula jaeschkeana – None known
Feverfew Tanacetum parthenium L. – 10%
Fig Leaf absolute Ficus carica L. – Should not be used internally or externally
Finger Root (Thai Ginger) Boesenbergia pandurata/Kaempferia pandurata – None known
Fir (Douglas) Pseudotsuga menziesii – 8%
Fir Cones (silver – white fir/silver spruce) Abies alba – 2%
Fir Needle (Canadian Balsam fir) Abies basalmea – 10%
Fir Needle (Himalayan) Abies spectabilis/webbiana – None known
Fir Needle (Japanese) Abies sachalinensis – 20%
Fir Needle (Siberian) Abies sibirica – 1%
Fir Needle (silver - White fir/silver spruce) Abies alba – 2%
Fleabane Conyza Canadensis/Erigeron canadensis L. – None known
Fragonia Agonis fragrans – 3%
Frankincense including Boswellia frereana, papyrifera,sacra, carteri, serrata, neglecta, and rivae – 2%
Galangal (Siamese ginger) Alpinia galangal L. – None known
Galangal (lesser) Alpinia officinarum – None known
Galbanum Ferula galbaniflua/gummosa – 4%
Garlic Allium sativum L. – 0.1%
Genipi Artemesia genipi – 0.3%
Geranium Pelargonium x asperum including Chinese, Egyptian, Moroccan, and Reunion – 17.5%
Ghandi Root (Sugandhmantri) Homalomena aromatica – None known
Ginger including Chinese and Indian Zingiber offinale – 4%
Gingergrass Cymbopogon martini/Andropogon martini – None known
Ginger Lily absolute Hedychium coronarium – 1%
Goldenrod Solidago Canadensis L. – 2%
Grapefruit Citrus x paradise – 4.0%
Grindelia Grindelia oregana – None known
Guaiacwood Bulnesia sarmientoi – 8%
Gurjun Dipterocarpus tuberculatus/turbinatus/jourdainii/alatus – 8%
Hay absolute Anthoxylum odoratum/Cynosurus cristatus/Lolium italicum L. – 4%
Hemp (Cannabis) Cannabis sativa L. – None known
Hibawood Thujopsis dolobrata L. – 12%
Hinoki Leaf Chamaecyparis obtusa/Cupressus obtusa – None known
Hinoki Root Chamaecyparis obtusa/Cupressus obtusa – None known
Hinoki Wood Chamaecyparis obtusa/Cupressus obtuse – None known
Ho Leaf (camphor chemotype) Cinnamomum camphora L. – 0.8%
Ho Leaf (cineole chemotype) Cinnamomum camphora L. – 11%
Ho Leaf (linalool chemotype) Cinnamomum camphora L. – 10%
Honeysuckle absolute Lonicera periclymenum L. – 3%
Hop Humulus lupulus L. – None known
Horseradish Armoracia rusticana/ Cochlearia armoracia L. – Should not use
Hyacinth absolute Hyacinthus orientalis L. – 1.3%
Hyssop (linalool chemotype) Hyssopus officinalis L. – None known
Hyssop (pinocamphone chemotype) Hyssopus officinalis L. – 0.3%
Immortelle (everlasting, helichrysum, curry plant) Helichrysum italicum/angustifolium – 0.5% for the absolute and 4% for the essential oil
Inula Dittrichia graveolens L. – None known
Jaborandi Pilocarpus jaborandi/microphyllus – None known but suspected to be toxic
Jamrosa Cymbopogon nardus L. – 6.2%
Jasmine absolute Jasminum grandiflorum/Jasminum officinale – 0.7%
Jasmine sambac absolute Jasminum sambac L. – 4%
Jonquil Narcissus jonquilla L. – 2%
Juniper Berry Juniperus communis L. – 8%
Juniper (Phoenician savin) Juniperus phoenicea L. – 1%
Kanuka Kunzea ericoides/peduncularis – None known
Karo (karounde absolute) Leptactina senegambica – 0.2%
Katrafay Cedrelopsis grevei – None known
Kesom Polygonum minus – None known
Kewda (Keora, padang, pandanus) Pandanus fascicularis/odoratissimus – 8%
Khella Ammi visnaga L. – 1%
Labdanum Cistus ladanifer L. – 8%
Labrador Tea (Greenland moss) Ledum greonlandicum – None known
Lantana Lantana camara L. – None known
Lanyana (African wormwood) Artemisia afra – 0.8%
Larch Needle Larix laricina – None known
Laurel Berry Laurus nobilis/azorica/novocanariensis – None known
Laurel Leaf Laurus nobilis – 0.5%
Lavandin Lavandula x intermedia – 0.03% for the absolute and 5% for the essential oil
Lavender (including Australian, Bulgarian, French, Moldovan, and Ukranian) Lavandula angustifolia/Lavandula officinalis – 0.1% for the absolute and 10% for the essential oil
Lavender Cotton Santolina chamaecyparissus L. – None known
Lavender (Spanish) Lavandula stoechas – 8.0%
Lavender (Spike) Lavandula latifolia/spica – 19%
Leek Allium porrum L. – None known
Lemon (distilled) Citrus x limon L. – 20%
Lemon (expressed) Citrus x limon, Citrus limonum – 2.0%
Lemon Balm (Australian) Eucalyptus staigeriana – 3.4%
Lemon Leaf (lemon petitgrain) Citrus x limon L. – 1.2%
Lemongrass Cymbopogon flecuosus/Adropogon flexuosus/Cymbopogon citratus/Andropogon citratus – 0.7%
Lemon-scented Gum (eucalyptus citriadora/lemon eucalyptus) Corymbia citriodora/Eucalyptus citriodora – 10%
Lime (distilled) Citrus x aurantifolia/Citrus x latifolia – 15%
Lime (expressed) Citrus x aurantifolia/Citrus x latifolia – 0.7%
Linaloe Wood Bursera glabrifolia/delpechiana/aloexylon/fagaroides/simaruba L. – 8%
Longoza (Longozo) Hedychium coronarium – None known
Lovage Leaf Levisticum officinale – None known
Lovage Root Levisticum officinale – 2%
Lovage Seed Levisticum officinale – None known
Mace Myristica fragrans/officinalis L. – 2% for East Indian and 4.1% for Indian
Magnolia Flower (White champaca or white jade orchid) Michelia alba – None known
Magnolia Leaf (White champaca or white jade orchid) Michelia alba – No limit according to Tisserand and Young
Mandarin Citrus reticulata – 8%
Mandarin Leaf (mandarin petitgrain) Citrus reticulata – 0.17%
Mango Ginger Curcuma amada – None known
Manuka Leptospermum scoparium – 4%
Maraba (false ginger) Kaempferia galangal L. – None known
Marigold (Mexican – Spanish terragon) Tagetes lucida – 0.1%
Marjoram (Spanish) Thymus mastichina L. – 6%
Marjoram (Sweet) Origanum majorana L. – 6%
Marjoram (wild – carvacrol chemotype) Origanum marjorana L. – 1.2%
Marjoram (wild – linalool chemotype) Origanum marjorana L. – 4.3%
Massoia Cryptocarya massoy – 0.01%
Mastic Pistacia lentiscus L. – 20%
May Chang Litsea cubeba/Litsea citrate – 0.8%
Melissa Melissa officinalis – 0.9%
Mimosa absolute Acacia dealbata/decurrens/Racosperma dealbatum – 1%
Mint (Bergamot) Mentha aquatic/citrate – 8%
Mint (wild forest – wild horsemint) Mentha longifolia L. – None known
Mugwort (common, camphor/thujone chemotype) Artemisia vulgaris L. – 2%
Mugwort (common, chrysanthenyl acetate chemotype) Artemisia vulgaris L. – 9.6%
Mugwort (Douglas - Douglas sagewort, California mugwort) Artemisia douglasiana – None known
Mugwort (great) Artemisia arborescens L. – 0.7%
Muhuhu Brachylaena huillensis/hutchinsii – None known
Mullilam (Salai) Zanthoxylum rhetsa – None known
Mustard Brassica nigra/juncea L. – Should not be used
Myrrh (Somalian myrrh) Commiphora myrrha – 1%
Myrtle Myrtus communis – 1.9%
Myrtle (aniseed) Backhousia anisata – 2.7%
Myrtle (bog) Myrica gale L. – None known
Myrtle (honey) Melaleuca teretifolia – 0.9%
Myrtle (lemon) Backhousia citriodora – 0.7%
Nagarmotha (Cypriol, cyperus) Cyperus mitis – None known
Narcissus absolute Narcissus poeticus L. – 0.8%
Nasturtium (Indian cress) Torpaeolum majus L. – 0.5%
Neroli (orange blossom) Citrus x aurantium L. – 4%
Niaouli (cineole chemotype) Melaleuca quinquenervia – 5%
Niaouli (linalool chemotype) Melaleuca quinquenervia – None known
Niaouli (nerolidol chemotype) Melaleuca quinquenervia – None known
Niaouli (viridiflorol chemotype) Melaleuca quinquenervia – None known
Nut Grass (Coco grass, motha) Cyperus rotundus L. – None known
Nutmeg Myristica fragrans/officinalis L. – East Indian 0.8% West Indian 5%
Oakmoss absolute Evernia prunastri L. – 0.1%
Ocotea Ocotea quixos – 2%
Onion Allium cepa L. – None known
Opopanax (sweet myrrh) Commiphora guidottii – 0.6%
Orange (bitter) Citrus x aurantium – 1.25%
Orange (sweet) Citrus sinensis L. – 5%
Orange Flower (neroli) Citrus x aurantium L. – 1%
Orange Flower Water absolute Citrus x aurantium L. – None known
Orange Flower & Leaf Water absolute Citrus x aurantium L. – 4%
Orange Leaf (petitgrain) Citrus x aurantium L. – 5%
Oregano Origanum onites/Origanum vulgare/Thymbra capitate – 1.1%
Oregano (Mexican) Lippia graveolens/berlanderi/amentacea/tomentosa – 1.2%
Orris absolute (Iris) Iris pallida – 3%
Osmanthus absolute (sweet olive) Osmanthus fragrans – None known
Palmarosa (Motia, rosha grass) Cymbopogon martinii/Adropogon martinii – 6.5%
Palo Santo Bursera graveolens – 3.4%
Parsley Leaf Petroselinum crispum – 14.6%
Parsley Seed Petroselium crispum – 1.1%
Parsnip Pastinaca sativa L. – None known
Patchouli Pgostemom cablin/patchouly – 10%
Pennyroyal (N. American, European and Turkish) Hedeoma pulegiodes/Mentha pulegium/Micromeria fruticosa – 1.3%
Pepper (black) Piper nigrum L. – 5%
Pepper (pink) Schinus molle L. – 4%
Pepper (Sichuan) Zanthoxylum piperitum – None known
Pepper (white) Piper nigrum L. – None known
Peppermint Mentha x piperita – 5.4%
Perilla (shiso, beefsteak plant) Perilla frutescens L. – 2%
Peru Balsam Myroxylon balsamum/puiferum/pereirae – 0.4%
Peta Helichrysum splendidum – None known
Phoebe Phoebe porosa/Oreodaphne porosa – 7%
Pimento Berry (Allspice, Jamaican pepper) Pimenta dioica – 0.15%
Pimento Leaf Pimenta dioica L. – 0.6%
Pine (black) Pinus nigra – 12%
Pine (dwarf – mountain pine, mugo pine) Pinus mugo/pumilio – 2%
Pine (grey – Jack pine) Pinus divaricata/banksiana – None known
Pine (huon) Dacrydium franklinii/Lagarostrobos franklinii – Should not be used
Pine (Ponderosa) Pinus ponderosa – 0.5%
Pine (red – Norway pine) Pinus resinosa Ait. – None known
Pine (Scots – Scotch pine) Pinus sylvestris L. – 2%
Pine (white) Pinus strobus L. – None known
Piri-piri (Jointed flat sedge, priprioca, amd ardrue) Cyperus articulatus L. – None known
Plai Zingerber montanum/Amomum montanum – None known
Plectranthus Plectranthus fruticosus – Should not be used externally or internally
Pteronia (Blue dog, blue bush) Pteronia incana – 0.3%
Rambiazana (Rambiazana vavy) Helichrysum gymnocephalum – None known
Ravensara Bark Ravensara aromatica/Ravensara anisata – 0.1%
Ravensara Leaf Ravensara aromatica/Ravensara anisata – 1.0%
Rhododendron (Anthopogon, sunpati) Rhododendron anthopogon – None known
Rosalina (Lavender tea tree, Swamp paperbark tree) Melaleuca ericifolia – None known
Rose (Damask, Otto) Rosa x damascena/Rosa damascena/Rosa gallica – 0.6%
Rose (Japanese – Ramanas rose, rugosa rose) Rosa rugosa – 0.4%
Rose absolute (Provence – Cabbage rose, rose de Mai, French rose, hundred leaved rose) Rosa x centifolia L. – 2.5%
Rosemary Rosmarinus officinalus L. – 16.5% for Camphor CT, 22% for Pinene, and 6.5% for Verbenone CT Rosewood (Bois de rose, Pau-rosa) Aniba rosaeodora/amazonica/parviflora – 5%
Rue Ruta graveolens L./Ruta Montana – 0.15%
Saffron Crocus sativus L. – 0.02%
Sage (African wild – Leleshwa, camphor bush, wild camphor tree, Hottentot tabacco) Tarchonanthus camphoratus L. – None known
Sage (Dalmatian) Salvia officinalis – 0.4%
Sage (Greek – Turkish sage) Salvia fruticosa – None known
Sage (Spanish – Lavender sage) Salvia lavandulifolia – 12.5%
Sage (white) Salvia apiana – None known
Sage (wild mountain – Mountain salvia) Hemizygia petiolata – 0.7%
St John’s Wort Hypericum perforatum L. – None known
Sandalwood (East African) Osyris lanceolata – None known
Sandalwood (East Indian) Santalum album – 2.0%
Sandalwood (New Caledonian – Pacific island sandalwood) Santalum austrocaledonicum – 2%
Sandalwood (Western Australian) Santalum spicatum/cygorum/spicatus – None known
Sanna (spiked ginger lily, kapur kachri) Hedychium spicatum – 6.3%
Saro (Mandravasarotra) Cinnamosma fragrans – None known
Sassafras Sassafras albidum/Nectaranda sanguinea/Ocotea odorifera/Ocotea pretiosa/Cinnamomum porrectum/Cinnamomum rigidissimum – Should not be used internally or externally
Satsuma (Mikan) Citrus unshiu/reticulata – None known
Savin Juniperus sabina L. – Should not be used internally or externally
Savory Satureia horensis L. (summer savory)/montana L. (winter savory) – 1.4% for summer savory and 1.2% for winter savory
Siam wood (coffin wood, peimo, pe mou, po mu) Fokienea hodginsii – None known
Skimmia Skimmia laureola – None known
Snakeroot (Candian snakeroot , wild ginger) Asarum canadense L. – Should not be used internally or externally
Snowbush Eriocephalus africanus L. – None known
Southernwood Artemisia abrotanum L. – 15%
Spearmint Mentha cardiaca/Mentha crispa/Mentha viridis – 1.7%
Spiknard (Nard, Indian nard) Nardostachys grandiflora – None known
Spruce (black – Canadian black pine) Picea mariana/nigra – 1%
Spruce (hemlock – Eastern hemlock, hemlock) Tsuga Canadensis L. – 1%
Spruce (Norway – common spruce, European spruce) Picea abies L. – 1%
Spruce (red) Picea rubens – None known
Spruce (white – Candian spruce) Picea glauca/alba/canadensis – 1%
Styrax (Storax, sweetgum) Liquidambar orientalis/styraciflora L. var macrophylla – 0.6%
Sugandha (Sugandh kokila, kokila, laurel berry) Cinnamomum cecidodaphne/glaucescens – 3.3%
Sumach (Venitian – smoke plant, smoke tree) Cotinus coggyria/Rhus cotinus L. – None known
Sweet vernalgrass absolute (Flouve) Anthoxanthum odoratum L. – 4%
Tagete (Marigold, tegetes) Tagetes minuta L./Tagetes patula L. – 0.01% (including the absolute)
Tana (Issa) Rhus taratana – None known
Tangelo Citrus reticulata – 8%
Tangerine Citrus reticulata Blanco – 5%
Tansy Tanacetum vulgare L./Chrysanthemum tanacetum – 0.5%
Tansy (blue – Moroccan tansy, Moroccan blue chamomile) Tanacetum annuum L. – None known
Tarragon (akak Estragon) Artemisia dracunculus – 0.1%
Tea Leaf (akak black tea) Camellia sinensis L./Thea sinensis L. – 0.2%
Tea Tree Melaleuca alternifolia – 15.0%
Tea Tree (black – River tea tree oil) Melaleuca bracteata – Should not be used internally or externally
Tea Tree (lemon-scented) Leptospermum petersonii/Leptospermum liversidgei – 0.8%
Tejpat (Indian cassia) Cinnamomum tamala – 0.6%
Thorow-wax (Shrubby hare’s ear) Bupleurum fruticosum L. – None known
Thuja (Cedar leaf, white cedar, Eastern white cedar, Eastern arborvitea, swamp cedar) Thuja occidentalis L. – 0.4%
Thyme (borneol chemotype – Moroccan thyme) Thymus satureioides – 3.3%
Thyme (geraniol chemotype) Thymus vulgaris L. – None known
Thyme (lemon) Thymus x citriodorus – 3.7%
Thyme (limonene chemotype) Thymus vulgaris L./Thymus serpyllum L. – 2.1%
Thyme (linalool chemotype) Thymus vulgaris/zygis L. – None known
Thyme (Spike – spiked thyme thymbra pregano) Thymus spicata L. – 1.4%
Thyme (thujanol chemotype) Thymus vulgaris L. – None known
Thyme (thymol and carvacrol chemotypes) Thymus serpyllum/Thymus vulgaris/Thymus zygis – 1.3%
Tolu Balsam (Thomas balsam, opobalsam) Myroxylon balsamum – 2.0%
Tomar Seed (Timar, wartara, winged prickly ash) Zanthoxylum armatum/alatum/Xanthoxylum alatum – None known
Tonka absolute Dipterix odorata/Coumarouna odorata – 8%
Treemoss Pseudevernia furfuracea – 0.1%
Tuberose absolute Polianthes tuberosa L. – 1.2%
Turmeric Leaf Curcuma longa L. – None known
Turmeric rhizome (Curcuma, Indian saffron) Curcuma longa L./domestica – 4%
Turmeric (wild) Curcuma aromatica – None known
Turpentine (Terebinth, yarmor) Pinus ayacahuite – None known
Valerian (European type) Vaelriana officinalis L. – None known
Valerian (Indian – Sugandhawal) Valeriana jatamansi/Nardostachys jatamansi/Valeriana wallichii/Patrinia jatamansi – None known
Vanilla absolute Vanilla plantifolia/fragrans/tahitensis – None known
Vassoura (alecrim do cerrado “rosemary” in Portuguese) Baccharis dracunculifolia – None known
Verbena (honey – wild verbena, greendog, zinziba) Lippia javanica – None known
Verbena (lemon) Aloysia triphylla/citriodora/Lippia triphylla – 0.2%
Verbena (white – Bushy lippia, white lippia, anise verbena, licorice verbena, juanilama) Lippia alba/geminata – 1.2%
Vetiver (Khus, khus-khus) Vetiveria zizanoides/Andropogon muricatus/zizanoides/ Chrysopogon zizanoides/Phalaris zizanoides L. – 15%
Violet Leaf (Sweet violet) Viola odorata L. – 2%
Western Red Cedar (Pacific thuja, Western arborvitae) Thuja plicata – 0.25%
White Cloud (white kunzea, Tasmanian spring flower, Southern soring flower, tick bush, poverty bush) Kunzea ambigua – None known
Wintergreen Gaultheria fragrantissima/Gaultheria procumbens L. – 2.4%
Wormseed (Chenopodium) Chenopodium ambrosiodes L. – 0.14%
Wormwood (absinthe, artemisia) Artemisia absinthium L. – 2%
Wormwood (annual – sweet wormwood, sweet annie) Artemisia annua L. – None known
Wormwood (sea) Artemisia maritima L./contra/lercheana/salina/Seriphidium maritimum – 0.4%
Wormwood absolute (white – Armoise, desert wormwood) Artemisia herba-alba – 0.25%
Yarrow (chamazulene chemotype – Milfoil) Achillea millefolium L. – 8.6%
Yarrow (green – Ligurian yarrow) Achillea nobilis L. – None known
Ylang-Ylang Cananga odorata – 0.8% for the absolute and 0.8% for the essential oil
Yuzu Citrus junos – None known
Zdravets (Bulgarian geranium, bigroot geranium) Geranium macrorrhizum L. – 2%
Zedoary (white turmeric, hidden ginger) Curcuma zedoaria – None known