Understanding what's in your skincare.
Every ingredient in an Oath Co formula earns its place. Here, we explain what each one is, why we chose it, and the role it plays in the formula.
The foundation of every formula.
Squalane — A lightweight emollient used throughout the range for its silky, fast-absorbing feel. Halo
Camellia Oil — Certified organic. A base oil in Halo, chosen for its light texture and antioxidant content. Halo
Meadowfoam Seed Oil — A stable, cushioning oil used in Halo for its comfortable, non-greasy finish. Halo
Oat Oil — A gentle base oil at the centre of Ember's formula, chosen for its mild, comfortable feel. Ember
Jojoba Oil — Certified organic. A versatile base oil used across several collections, chosen for its similarity to skin's own natural oils. Arc
Centella-infused Oil — A botanical infusion used in Arc, chosen for its long history of use on changing skin. Arc
Marula Oil — Certified organic. Rich in antioxidants; used in Velvet for its light, fast-absorbing texture. Velvet
Rosehip CO₂ Extract — Certified organic. Used in Velvet for its naturally occurring actives and rich colour. Velvet
Sweet Almond Oil — Certified organic. A classic emollient oil used in Arc for its soft, cushioning texture. Arc
Watermelon Seed Oil — A light, fast-absorbing oil used in Onyx, suited to combination and oil-prone skin. Onyx
Black Cumin Seed Oil — Certified organic. Used in Onyx for its distinctive texture and long history in skincare. Onyx
Tamanu Oil — Used in Onyx for its rich, distinctive texture. Onyx
Prickly Pear Seed Oil — Antioxidant-rich; used in Lumen for its lightweight, silky finish. Lumen
Castor Oil — Certified organic. A smooth, glossy oil used in our Lip Balm for slip and shine.
Sea Buckthorn Pulp CO₂ — Certified organic. A concentrated extract used in our Lip Balm for its natural colour and antioxidant content.
Purposefully chosen ingredients.
THD Ascorbate (Vitamin C) — A stable, oil-soluble form of vitamin C, used in Lumen for its stability compared to other vitamin C forms. Lumen
Bakuchiol — A plant-derived alternative to retinol, used in Velvet as part of its renewal-focused formula. Velvet
Bisabolol — A naturally occurring compound found in chamomile, used in Ember for its long history of use in formulas for reactive-prone skin. Ember
Calendula CO₂ Extract — A botanical extract used in Ember, chosen to suit the collection's focus on delicate skin. Ember
Vitamin E — An antioxidant included in every formula to help protect the oils from oxidation and keep the formula stable.
Rosemary CO₂ Extract — A natural antioxidant used alongside tocopherol in our adult collections to help maintain formula stability.
Schisandra Berry Extract — An antioxidant-rich botanical extract used in Lumen's formula. Lumen
Ingredients that shape the experience.
Beeswax — A structuring ingredient that gives our lip balms their texture and hold.
Tallow — The base of our balms, valued for its rich, cushioning feel and long history of use in skincare.
Shea Butter — A rich butter used in Arc for its dense, cushioning texture. Arc
Colloidal Oat — A finely milled oat ingredient with a long history of use in formulas for sensitive skin. Bath
Coconut Milk Powder — Certified organic. Disperses through bath water as part of our Mineral Bath Soak formula. Bath
Magnesium Sulfate (Epsom Salt) — A traditional bathing mineral, included in our Mineral Bath Soak. Bath
Magnesium Chloride — A second bathing mineral, traditionally used in bathing rituals. Bath
Every ingredient has a role, clearly explained.
We don't choose ingredients because they're fashionable. We start with what the formula needs to do, then choose ingredients that can meaningfully contribute to that purpose. Nothing is included without a reason. That's the standard behind everything we make.