Featured Posts

Maximum Dilution for Essential Oils



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) (aka 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) (aka 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 – aka 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 – aka 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 – aka 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 (aka Rock Rose, Labdanum) Cistus ladanifer L. – 1%