Here is a list of safe oils to use in diffusion in the presence of mammals(birds being more fragile, the diffusion of essential oils is not recommended without the advice of a specialist). Please note that not all of these oils are safe if swallowed or in contact with skin or eyes!!
We can add here the oils of the section to avoid which are often synthesized or adulterated if we know the producer, for example.
- Green anise (Pimpinella anisumm)
- Tea tree (Melaleuca alternifolia): one of the most synthesized and adulterated oils, but safe when from a good source and used in small quantities (1 drop maximum in diffusion)
- Sweet basil, chemothype Estragol or Methyl-Chavicol
- Bergamot (Citrus bergamia) (possible photosensitivity)
- Sandalwood, Myosore sandalwood, Indian sandalwood (Santalum album).
- German chamomile, Grande Chamomile (Matriarca recutita)
- Roman chamomile (Anthemis nobilis)
- Catnip (Nepeta cataria)
- Cedar Atlas (Cedrus atlantica)
- Lemon (Citrus limon)
- Lemongrass, Ceylon citronella (Cymbopogon nardus)
- Lemongrass, Eastern lemongrass (Cymbopogon flexuosus)
- Copahu (Copaifera officinalis, Copaifera langsdorfii)
- Cypress (Cupressus sempervirens)
- Elemi (Canarium luzonicum)
- Black spruce (Picea mariana)
- Tarragon (Artemisia dacunculus): avoid in case of epilepsy
- Lemon Eucalyptus (Eucalyptus citriodora)
- Eucalyptus globulus (Eucalyptus globulus)
- Eucalyptus polybractea
- Eucalyptus radiata
- Sweet fennel (Foeniculum vulgare)
- Coriander leaf (Coriandrum sativum)
- Juniper (Juniperus communis)
- Geranium (Pelargonium gravelolens): many versions exist, favor Bourbon variety.
- Ginger (Zingiber officinale)
- Coriander seed (Coriandrum sativumm)
- Black Cumin seed, Nigella (Nigella sativa)
- Immortelle, Everlasting, Helichrysum (Helichrysum italicumm)
- Laurel (Laurus nobilis)
- True Lavender (Lavandula angustifolia): be careful, one of the most synthesized and adulterated oils, but very safe when from a good source
- Ledum, Labrador tea (Ledum groenlandicum)
- Lime (Citrus aurantifolia): one of the most synthesized and adulterated oils, but safe when from a good source
- Mandarin (Citrus reticulata)
- Manuka (Leptospermum scoparium)
- Sweet marjoram (Origanum majorana)
- May Chang (Listea cubeba)
- Lemon balm (Melissa officinalis)
- Peppermint (Mentha piperita)
- Spearmint (Mentha spicata)
- Nutmeg (Myristica fragrans)
- Myrrh (Commiphora myrrha)
- Myrtle (Myrtus communis)
- Frankincense (Boswellia carterii)
- Sweet orange (Citrus sinensis(: one of the most synthesized and adulterated oils, but safe when from a good source
- Oregano (Origanum vulgare)
- Palmarosa (Cymbopogon martinii)
- Grapefruit (Citrus paradisii): one of the most synthesized and adulterated oils, but safe when from a good source
- Patchouli (Pogostemon cablin): Attention, smell is very strong! Use in smaller quantities than usual oils
- Pine (Pinus sylvestris)
- Black pepper (Piper nigrum): Warning, can smell strong and sting the eyes
- Rosemary (Rosmarinus officinalis ct Cineole, ct Verbenone)
- Rose (Rosa damascene), Rose Otto: One of the most expensive oils on the market, smells very strong, to be used in small quantities.
- Balsam fir (Abies balsamea)
- Dalmatian sage (Salvia officinalis): avoid in case of epilepsy
- Clary Sage (Salvia Sclarea)
- Tangerine (Citrus tangerina): one of the most synthesized and adulterated oils, but safe when from a good source
- Thyme (Thymus vulgaris ct Thymol better, ct Linalool quickly oxidated)
- Valerian (Valeriana officinalis)
- Vetiver (Vetiveria zizanioides)
- Ylang Ylang (Cananga odorata Complete)