Essential Oil Library
Comprehensive profiles with therapeutic properties, safety data, chemistry, dilution rates, and application guidance.
Orange Bitter
Citrus aurantium
A deeper, more complex citrus oil from the bitter orange tree, offering a richer aroma with slightly more pronounced phototoxicity than sweet orange.
Orange Sweet
Citrus sinensis
The most widely used essential oil in the world, beloved for its cheerful, warm aroma and gentle, versatile properties suitable for all ages.
Oregano
Origanum vulgare
One of the most powerful antimicrobial essential oils, rich in carvacrol, used short-term for acute infections but requiring careful dilution and precautions.
Osmanthus
Osmanthus fragrans
A rare, precious floral absolute with a complex fruity-floral aroma. One of the most expensive essential oil materials in the world. The "Fragrant Olive" is deeply significant in Chinese culture, symbolizing love, romance, and nobility.
Palmarosa
Cymbopogon martinii
A rose-scented grass oil rich in geraniol, valued for its excellent skin-healing, antifungal, and emotionally uplifting properties.
Palo Santo
Bursera graveolens
Sacred South American wood oil from naturally fallen branches; sweet-resinous, lightly citrus, and spiritually significant, requiring careful ethical and sustainability vetting.
Parsley Seed
Petroselinum crispum
Potent diuretic and emmenagogue seed oil rich in apiole; requires strict dilution limits due to hepatotoxicity, with Tisserand recommending a 0.4% dermal maximum.
Patchouli
Pogostemon cablin
A rich, musky essential oil with a distinctive earthy aroma. Valued for skincare, emotional grounding, and its natural insect-repellent properties. Improves with age like fine wine.
Peppermint
Mentha piperita
A powerfully cooling and invigorating oil with clinically proven benefits for headaches, nausea, and digestive complaints.
Peru Balsam
Myroxylon balsamum var. pereirae
Rich, vanilla-cinnamon balsamic oil obtained from wounded tree bark, valued for wound healing and respiratory use but a significant known skin sensitizer.
Petitgrain
Citrus aurantium
Distilled from the leaves and twigs of the bitter orange tree, offering a fresh, green-floral aroma that bridges citrus and floral profiles.
Petitgrain Bergamot
Citrus bergamia
Rare petitgrain distilled from bergamot tree leaves, offering the beloved bergamot character without phototoxicity, with exceptional linalool-rich calming properties.
Petitgrain Mandarin
Citrus reticulata
Rare and precious leaf distillation from mandarin trees, uniquely rich in methyl N-methyl anthranilate, renowned as one of aromatherapys most profound sedative oils.
Pine
Pinus sylvestris
A fresh, forest-scented oil with strong respiratory and antimicrobial properties, evoking the invigorating energy of pine forests.
Ravensara
Ravensara aromatica
A rare Madagascan essential oil often confused with Ravintsara. True Ravensara has a distinct anise-like aroma and different chemistry. Supports respiratory and immune function.
Ravensara Anisata
Ravensara anisata
Madagascan bark oil, often confused with true ravensara leaf; dominated by estragole giving a strong anise character, with significant hepatotoxic and hormonal concerns.
Ravintsara
Cinnamomum camphora ct. cineole
One of the most versatile and safest antiviral essential oils. The Madagascan chemotype of camphor tree, rich in 1,8-cineole rather than camphor. Excellent for respiratory infections, immune support, and energy.
Rhododendron
Rhododendron anthopogon
Ethically wild-harvested Himalayan leaf oil, known as Sacred Flower; cherished in Tibetan Buddhist practice for its uplifting, joy-bringing, and respiratory-opening qualities.
Roman Chamomile
Anthemis nobilis
A gentle, apple-scented floral oil prized for its deeply calming effect on the nervous system and its safety for children and sensitive skin.
Rosalina
Melaleuca ericifolia
Often called Lavender Tea Tree, Rosalina is a gentle linalool-rich myrtaceae oil ideal for children and sensitive individuals needing respiratory and calming support.
Rose Absolute
Rosa centifolia
The "cabbage rose" extracted via solvent rather than steam distillation (which produces rose otto). Produces a richer, deeper, more honey-like rose aroma. More affordable than rose otto but may contain trace solvent residues.
Rosemary
Rosmarinus officinalis
A stimulating, clarifying herb oil with three main chemotypes, traditionally used for memory enhancement, pain relief, and respiratory support.
Rosemary ct. Camphor
Salvia rosmarinus
The classic Mediterranean rosemary chemotype, camphor-rich and stimulating, used extensively for muscular aches, circulatory support, and invigorating mental stimulation.
Rosemary ct. Verbenone
Salvia rosmarinus
A rare Corsican chemotype prized for gentle skin regeneration, liver and gallbladder support, and mucolytic respiratory action without the harshness of camphor-dominant rosemary.
