Formulation With Essential Oils

Our Formulation Standard

Every product is engineered through a disciplined, three-tier formulation standard designed to ensure clinical efficacy, safety, and an exceptional sensory experience:

  1. Targeted Actives for Proven Results: We curate high-potency, research-backed active ingredients selected specifically to address distinct functional needs with measurable efficacy.

  2. Therapeutic Botanicals for Holistic Performance: We integrate pure, purpose-selected essential oils to deliver an intentional aromatherapy ritual while actively supporting and boosting product performance.

  3. Synergistic Base Architecture: We formulate clean, biocompatible base matrices engineered to stabilize and amplify the delivery of actives and botanicals, ensuring optimal skin feel, peak bioavailability, and complete daily comfort.

Essential-oil directory

Essential oil

Typical aroma

Common aromatherapy associations

One Tree products

Commonly Cited Skin & Hair Care Benefits

Atlas cedarwood

Warm, dry and woody, with a soft, balsamic character.

Often associated with a grounded, comforting atmosphere and a moment of quiet relaxation.

Restoring Shampoo 500ml; Everyday Shampoo 1000ml; Restoring Hair Tonic 100ml; Zest Me Up Body Wash 500ml; Revive Body Scrub 230ml.

Often cited for oily skin and scalp care. Hair-growth claims mainly concern blends.

Bergamot

Bright, fresh and fruity, with a delicate floral quality.

Traditionally enjoyed for a cheerful, uplifting feel while adding a soft, relaxing note.

Niacin+ Renewal Gel Cleanser 150ml; Niacin+ Optimising Facial Serum 30ml; Relax II Body Wash 500ml; Relax Body Oil 120ml; Revive Body Scrub 230ml.

Commonly cited for oily, blemish-prone skin.  Non-phototoxic oil is used for leave-on products.

Guatemalan lemongrass— Cymbopogon schoenanthus

Green and grassy, with earthy, gently citrus-like notes.

Commonly used to create a fresh, enlivening atmosphere. Its aroma can vary with the oil used.

Zest Me Up Body Wash 500ml.

Used for fragrance in skin and hair care.

Carrot seed

Earthy and woody, with a subtly sweet, herbal note.

Often associated with grounding and a comforting, restorative-feeling ritual.

Niacin+ Optimising Facial Serum 30ml.

Often marketed for mature-looking skin and antioxidant support..

Mandarin orange

Sweet and warm, with a soft orange-like citrus aroma.

Often associated with a cheerful, refreshing and gently uplifting atmosphere.

Everyday Shampoo 1000ml.

Primarily a citrus fragrance ingredient.

Clary sage

Softly herbal and earthy, with a slightly sweet, floral undertone.

Traditionally associated with a calming, balancing atmosphere and time to unwind.

Niacin+ Optimising Face Lotion 50ml; Niacin+ Renewal Gel Cleanser 150ml; Clarifying Shampoo 500ml; OFA Hair Conditioner 500ml.

Commonly cited for balancing oily or combination skin and scalp

Clove bud

Rich, warm and spicy, with a distinctive aromatic depth.

Often used to create a warming, comforting and energising atmosphere.

Everyday Shampoo 1000ml.

Cited for antimicrobial and antioxidant activity, mainly from laboratory research.

Coriander

Warm, gently spicy and slightly sweet, with a fresh herbal edge.

Often enjoyed for a comforting, gently uplifting sensory experience.

Zest Me Up Body Wash 500ml.

Cited for antimicrobial and antioxidant potential, largely in laboratory studies.

Peppermint arvensis

Fresh, bright and minty, with a cool character.

 

 

 

Commonly associated with a refreshing, invigorating and clear-headed feeling.

Clarifying Shampoo 500ml.

Often used for a cooling, fresh scalp sensation.

Cypress

Fresh, woody and subtly resinous, reminiscent of a forest.

Traditionally used for a balanced, grounding and quietly refreshing atmosphere.

Zest Me Up Body Wash 500ml.

Traditionally cited for toning oily skin and deodorising body care.

Damask rose

Soft, rich and distinctly floral.

Often associated with comfort, relaxation and an elegant, romantic mood.

Niacin+ Optimising Facial Serum 30ml.

Commonly cited for dry or mature-looking skin and a soothing cosmetic ritual.

Elemi

Fresh and lightly citrusy, with gentle spice and a warm, resinous finish.

Often associated with a clear, uplifting atmosphere balanced by a grounding warmth.

Revive Body Scrub 230ml.

Traditionally included in dry or mature-skin blends.

Frankincense

Warm and resinous, with soft woody and slightly citrus-like notes.

Traditionally associated with a calm, centred and reflective atmosphere.

OFA Hair Conditioner 500ml; Everyday Shampoo 1000ml;

Often cited for soothing and mature-skin care.

Frankincense — Boswellia serrata

Warm, woody and resinous, with a softly aromatic depth.

Traditionally enjoyed for a grounding, calming and meditative atmosphere.

Niacin+ Optimising Face Lotion 50ml; Niacin+ Renewal Gel Cleanser 150ml.

Commonly cited for soothing and mature-skin care.

Geranium / rose geranium

Sweet, rosy and floral, with a fresh green, herbal edge.

Often associated with emotional balance and a comforting, gently uplifting mood.

Niacin+ Optimising Face Lotion 50ml; Niacin+ Renewal Gel Cleanser 150ml; Niacin+ Brightening Toner 150ml; Niacin+ Optimising Facial Serum 30ml; Restoring Shampoo 500ml; OFA Hair Conditioner 500ml; Relax II Body Wash 500ml; Restoring Hair Tonic 100ml; Relax Body Oil 120ml; Fresh Goat's Milk Body Wash 500ml NEW; Fresh Goat's Milk Body Lotion 500ml NEW.

Commonly cited for balancing oily or combination skin and supporting scalp care.

German chamomile

Warm, herbaceous and gently sweet, with a soft floral quality.

Traditionally enjoyed for a calming, comforting atmosphere and a gentle wind-down ritual.

Niacin+ Optimising Face Lotion 50ml.

Cited for soothing skin and reducing visible redness; anti-inflammatory potential is studied.

Helichrysum / immortelle

Warm, herbaceous and earthy, with a subtly sweet undertone.

Often associated with a soothing, grounding and restorative-feeling ritual.

Niacin+ Optimising Face Lotion 50ml; Niacin+ Optimising Facial Serum 30ml.

Often marketed for soothing, mature-skin care and improving the appearance of marks.

Lavender

Soft, floral and herbaceous, with a clean, comforting character.

Traditionally associated with relaxation, calm and winding down at the end of the day.

Niacin+ Optimising Face Lotion 50ml; Niacin+ Calming Toner 150ml; Clarifying Shampoo 500ml; Niacin+ Brightening Toner 150ml; Niacin+ Optimising Facial Serum 30ml; OFA Hair Conditioner 500ml; Relax II Body Wash 500ml; Relax Body Oil 120ml; Fresh Goat's Milk Body Wash 500ml NEW; Fresh Goat's Milk Body Lotion 500ml NEW.

Commonly cited for soothing skin and scalp; anti-inflammatory potential is studied. Hair-growth evidence largely concerns animals or blends.

Lemon

Bright, crisp and unmistakably citrusy.

Commonly enjoyed for an uplifting, refreshing and energising sensory experience.

Niacin+ Renewal Gel Cleanser 150ml; Relax II Body Wash 500ml; Relax Body Oil 120ml.

Often cited for oily-skin cleansing and a fresh scalp feel.

Mandarin

Sweet, soft and cheerful, with a fresh citrus scent.

Often associated with a gently uplifting, comforting and light-hearted atmosphere.

Niacin+ Calming Toner 150ml; Niacin+ Brightening Toner 150ml; Niacin+ Emulsifying Cleanser 150ml.

Used for citrus fragrance and commonly marketed for a refreshed complexion.

Myrrh

Warm, earthy and resinous, with a rich, slightly smoky character.

Traditionally associated with grounding, quiet reflection and a meditative atmosphere.

Niacin+ Optimising Face Lotion 50ml.

Traditionally cited for dry, rough or mature-looking skin.

Patchouli

Deep, earthy and slightly sweet, with a rich, musky character.

Often used to create a grounding, comforting and relaxing atmosphere.

Niacin+ Optimising Face Lotion 50ml; Niacin+ Renewal Gel Cleanser 150ml; Niacin+ Calming Toner 150ml; Clarifying Shampoo 500ml; Niacin+ Brightening Toner 150ml; Niacin+ Optimising Facial Serum 30ml; Niacin+ Emulsifying Cleanser 150ml; OFA Hair Conditioner 500ml; Relax II Body Wash 500ml; Relax Body Oil 120ml; Revive Body Scrub 230ml.

Often cited for dry or blemish-prone skin and scalp care. Antimicrobial and anti-inflammatory findings are mainly preclinical.

Peppermint

Cool, fresh and strongly minty.

Commonly associated with a brisk, invigorating and mentally refreshing experience.

OFA Hair Conditioner 500ml; Everyday Shampoo 1000ml; Restoring Hair Tonic 100ml; Zest Me Up Body Wash 500ml; Revive Body Scrub 230ml.

Used for a cooling, refreshed skin or scalp sensation. Hair-growth claims rely mainly on animal research.

Petitgrain

Fresh and green, with gently woody, citrus-floral notes.

Often enjoyed for a balanced, refreshing and calming atmosphere.

Niacin+ Calming Toner 150ml.

Traditionally cited for oily or combination skin and a toning feel.

Roman chamomile

Soft and gently floral, with a sweet, apple-like note.

Traditionally associated with comfort, relaxation and a peaceful wind-down ritual.

Niacin+ Optimising Facial Serum 30ml.

Traditionally cited for soothing dry or delicate-feeling skin.

Rosemary

Fresh, herbal and woody, with a crisp aromatic edge.

Commonly associated with an invigorating, focused and refreshed feeling.

Restoring Shampoo 500ml; Everyday Shampoo 1000ml; Restoring Hair Tonic 100ml.

Frequently cited for scalp care and hair density. One small six-month comparative trial suggests potential for pattern hair loss.

Sandalwood

Smooth, creamy and warm, with a soft woody character.

Traditionally enjoyed for a grounding, calming and centred atmosphere.

Niacin+ Calming Toner 150ml; Niacin+ Optimising Facial Serum 30ml.

Cited for soothing dry skin; anti-inflammatory potential is studied. Moisturising effects depend on the complete formula.

Spearmint

Fresh and minty, with a softer, sweeter character than peppermint.

Often associated with a bright, refreshing and gently uplifting experience.

Restoring Shampoo 500ml.

Used for minty freshness in scalp care. Antimicrobial potential is mainly laboratory-based.

Sweet orange

Sweet, juicy and bright, with a familiar orange-peel aroma.

Commonly enjoyed for a cheerful, uplifting and energising mood.

Everyday Shampoo 1000ml; Zest Me Up Body Wash 500ml; Revive Body Scrub 230ml.

Commonly cited for a refreshed, brighter-looking complexion; primarily adds fragrance.

Tea tree

Fresh, green and distinctly herbal, with a crisp, camphor-like note.

Often used to create a clean-smelling, fresh and revitalising sensory experience.

Clarifying Shampoo 500ml; Everyday Shampoo 1000ml.

Cited for blemish-prone skin and dandruff care; some formulated products have clinical support, but evidence remains limited.

Turmeric

Warm, earthy and gently spicy.

Often associated with a comforting, grounding and balanced atmosphere.

Revive Body Scrub 230ml.

Cited for antioxidant and anti-inflammatory potential, predominantly preclinical.

Vetiver

Deep, earthy and woody, with a rich, slightly smoky quality.

Traditionally enjoyed for a grounding, calming and reassuring atmosphere.

Revive Body Scrub 230ml.

Traditionally cited for soothing and toning skin; antioxidant and antimicrobial potential is mainly laboratory-based.

Wild thyme

Green, herbaceous and gently spicy, with a fresh, robust character.

Often associated with an energising, clarifying and refreshing atmosphere.

Clarifying Shampoo 500ml.

Cited for antimicrobial and clarifying scalp care; human evidence for wild thyme is limited.

Ylang ylang

Rich, sweet and floral, with a soft, exotic character.

Traditionally enjoyed for a relaxing, comforting and romantic mood.

Niacin+ Optimising Facial Serum 30ml; Restoring Shampoo 500ml; Relax II Body Wash 500ml; Relax Body Oil 120ml; Revive Body Scrub 230ml.

Commonly cited for balancing skin oils and adding a conditioned feel to hair.