Dr. Bronner's Tea Tree Pure-Castile Liquid Soap Refill 32 oz — Concentrated, Regenerative Organic

Dr. Bronner's Tea Tree Pure-Castile Liquid Soap Refill is a highly concentrated, plant-based multi-purpose soap made from regenerative organic oils for cleaning body, hair, laundry, dishes, pets, and surfaces.

This 32-ounce refill carton delivers Dr. Bronner’s signature castile formula scented with tea tree oil. It’s crafted with a high proportion of certified organic and fair trade ingredients, formulated to produce a thick, rinsing lather without synthetic thickeners, dyes, or preservatives. The refill packaging reduces plastic waste and stretches further than conventional liquid soaps when diluted appropriately.

How concentrated is this soap and how should I dilute it?

The tea tree castile liquid is roughly three times more concentrated than many standard liquid soaps, so you’ll get more use from each ounce when mixed with water. Dilution depends on use—from light handwashing to heavy-duty cleaning—so adjust for suds and strength you prefer.

• Handwashing: ~1 part soap to 3–5 parts water for a mild hand cleaner.
• Body and hair: ~1 part soap to 5–10 parts water for gentle daily use.
• Household cleaning/laundry: ~1 part soap to 10–20 parts water for mopping or pre-soaking.
• Dishwashing/pet wash: start 1:10 and increase as needed for grease cutting.

What ingredients are in the formula and why do they matter?

The formula emphasizes plant-derived oils and responsibly sourced ingredients. Dr. Bronner’s lists regenerative organic coconut, palm kernel, and olive oils among its base, along with tea tree oil for scent. The product avoids synthetic foaming agents, dyes, and harsh preservatives, promoting a cleaner ingredient profile.

• Regenerative Organic Certified oils support soil health and sustainable farming.
• Over 70% certified organic and fair trade ingredients support ethical sourcing.
• Vegan and non-GMO formulation suits plant-based preferences.
• No synthetic thickeners or dyes keeps the product simple and biodegradable.

Is this soap safe to use on skin, pets, and for household tasks?

The castile soap is designed for versatile use across body, hair, pets, laundry, and around the home when diluted correctly. As with any concentrated soap, test a small area first on sensitive skin or a pet and avoid contact with eyes. For fabrics or finishes, try a small hidden patch before treating large areas.

• Skin: rinse thoroughly after use; dilute for gentler cleansing.
• Pets: dilute and avoid eyes; consult your veterinarian for special skin conditions.
• Laundry and surfaces: effective when diluted for soaking or mopping; safe on many surfaces when rinsed.
• General caution: store out of reach of children and use as directed for each task.

Who is this for? If you want a single, concentrated soap that replaces multiple cleaners and prioritizes organic and ethically sourced ingredients, this refill is aimed at eco-conscious households, minimalists, and people who prefer plant-based formulas. It suits those who like to dilute products to reduce waste and save money, and anyone looking to limit synthetic additives in their personal care and cleaning supplies.

Ingredients

WATER, ORGANIC COCONUT OIL*, POTASSIUM HYDROXIDE, ORGANIC PALM KERNEL OIL*, ORGANIC OLIVE OIL*, TEA TREE EXTRACT, ORGANIC HEMP SEED OIL, ORGANIC JOJOBA WAX, CITRIC ACID, TOCOPHEROL, LIMONENE, LINALOOL