Thoughtful self-care is coming soon

Introducing Greymill

Nature, made partof your everyday.

Thoughtfully sourced castor oil in beautifully simple formats — made for the small rituals that fill your day.

Explore the collection Get launch updates

Cold-pressed castor oil
Rose quartz roller
Refillable glass

Clear glass vessel on a warm beige surface, with a raking band of sunlight throwing a shimmering caustic shadow

N° 01 · Coming soonThe Castor Oil Roll-On

Our belief

Good care doesn’t needto be complicated.

We believe the most meaningful routines are often the simplest. That’s why we focus on thoughtful ingredients, practical formats, and everyday care that feels effortless.

Concept render — final packaging in development.

The first Greymill essential

Meet your new everyday ritual.

A thoughtfully designed glass roll-on that makes incorporating castor oil into your routine beautifully simple.

Cold-Pressed Castor Oil Roll-On2 fl oz / 59 mL

01Cold-pressed castor oilA rich botanical oil pressed from the seeds of Ricinus communis.
02Natural rose quartz applicatorA smooth stone roller for controlled, low-mess application.
03Refillable glass bottleTop up from a 4 oz or 8 oz refill instead of starting over.

View the Roll-On Notify me at launchComing soon

Hands in low warm light tipping a small amber glass bottle to release a drop of oil onto the wrist

One ingredient.Many small rituals.

Discover a simpler way to make botanical care part of your day.

Why Greymill

Four principles. One simple idea.

Less unnecessary complexity, more attention to what matters — from the oil itself to the bottle it lives in.

01

Thoughtful ingredients

Focused formulas built around ingredients with a clear purpose.

02

Considered packaging

Easy-to-use formats designed for real everyday routines.

03

Quality-focused sourcing

Carefully selected producers and an emphasis on consistency.

04

Simplicity first

Less unnecessary complexity. More attention to what matters.

The Ritual

Made for your moments of care.

01Brows

A considered brow routine

A considered part of a simple brow grooming routine.

Explore the ritual

Glass dropper releasing a drop of golden oil into an open palm above a stone surface

02Skin

Your everyday moisture step

Rich botanical care for your everyday moisturizing ritual.

Explore the ritual

Hand drawing a wooden comb through long, glossy brown hair

03Hair

A conditioning moment

A simple addition to a hair-conditioning routine — for softness and shine.

Explore the ritual

Refills

Keep the ritual. Refill the bottle.

Your daily essentials should be easy to return to. Two refill sizes, made for ongoing care.

2 fl oz roll-on4 or 8 fl oz refill

Castor Oil Refill

118 mL · Fills the 2 oz roll-on twice.

Castor Oil Refill

237 mL · Fills the 2 oz roll-on four times.

Carefully considered.Beautifully uncomplicated.

From the ingredients we choose to the way our products fit into your day, Greymill is built around a simple idea: self-care should feel good to use.

The Greymill Journal

Notes on everyday care.

Thoughtful reading for simpler rituals.Visit the journal

Textured ceramic bowl heaped with pale seeds against a dark background

Ingredient notesComing soon

Castor oil in modern personal care: what to know

Where castor oil comes from, how it's pressed, and how it fits a cosmetic routine.

Neatly folded sand-coloured towels stacked on crisp white bedding

Everyday ritualsComing soon

Building a simple, consistent self-care routine

Fewer steps, chosen with care — and why consistency matters more than complexity.

Unlabelled amber glass bottle of oil resting on striped natural linen

Behind GreymillComing soon

The thought behind refillable beauty essentials

Why we designed the roll-on to be topped up rather than replaced.