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Pure-Castile Liquid Soap

Pure-Castile Liquid Soap

Product Description

Product overview

Made in Various INTERNATIONAL

A concentrated, plant-based 18-in-1 liquid soap made with organic and fair trade oils. Dr. Bronner's Pure-Castile Liquid Soap is a true soap free of synthetic detergents, foaming agents, and preservatives — ideal for body, face, hair, household cleaning, pets, and more. 3x more concentrated than most liquid soaps.

EWG Verified USDA Organic Fair Trade Certified Vegan & Cruelty-Free Biodegradable No Synthetic Detergents 100% Post-Consumer Recycled Bottle 18-in-1 Uses Regenerative Organic Certified Oils
Pregnancy
Yes
Fungal Acne
Caution
Comedogenic
1/5
Type
Liquid Soap
Size
32 fl oz (946 ml)
Price
~$18.99
pH Level
~9.0 (Alkaline)
Organic
70%+ Organic
Real reviews · YouTube Shorts
Why it's different

True Castile Soap

Made entirely from saponified plant oils — no synthetic detergents, sulfates, or foaming agents. A genuine soap that creates a rich, creamy lather from organic oils alone.

01

Texture & feel

SENSORY
Consistency
Thin, Runny Liquid
Scent
Unscented (Baby Mild)
Absorption
Rinses Instantly
Finish
Clean, Squeaky

True Castile Soap

Made entirely from saponified plant oils — no synthetic detergents, sulfates, or foaming agents. A genuine soap that creates a rich, creamy lather from organic oils alone.

18-in-1 Versatility

Use for face, body, hair, shaving, dishes, laundry, mopping, pet washing, produce rinsing, camping, makeup brushes, and much more. One product replaces dozens.

Regenerative Organic Certified

Made with ROC oils from fair trade farms in Sri Lanka, Ghana, Colombia, and Palestine/Israel. Supports soil health, biodiversity, and fair wages for farmers.

3x Concentrated Formula

Three times more concentrated than most liquid soaps. Dilute for various uses — a little goes a very long way, making it highly cost-effective over time.

02

Safety & compatibility

SAFE
Pregnancy & Breastfeeding Safe

Contains no retinoids, salicylic acid, hydroquinone, chemical sunscreens, or any other ingredients flagged during pregnancy. The unscented Baby Mild version is the safest choice for expectant mothers.

Fungal Acne (Malassezia) — Caution

Coconut oil and olive oil contain fatty acids (lauric, oleic) that may feed Malassezia yeast. However, since this is a rinse-off product, the risk is minimal compared to leave-on formulas.

Low Comedogenic Risk (1/5)

While raw coconut oil is highly comedogenic (4/5), the saponification process transforms it into soap — significantly reducing pore-clogging potential. As a rinse-off cleanser, comedogenicity is very low.

EWG Verified

Meets the Environmental Working Group's strictest standards for health and safety. All ingredients score low on EWG's toxicity scale.

Alkaline pH (~9.0)

As a true soap, it has a naturally alkaline pH around 9-10. This is higher than skin's natural pH of ~5.5 and can be drying for some. Follow with a moisturizer for best results.

Not Tear-Free

While gentle enough for babies, this is not a tear-free formula. Keep out of eyes. If soap gets in eyes, flush well with water for 15 minutes.

03

Ingredient breakdown

INGREDIENTS

Organic Coconut Oil Primary OilProven

The primary saponified oil in the formula. After saponification with potassium hydroxide, coconut oil becomes potassium cocoate — a highly effective cleanser that produces rich, bubbly lather. The source of the soap's excellent cleaning power.

  • Source: Regenerative Organic Certified farms in Sri Lanka
  • Function: Surfactant (cleansing agent) after saponification
  • Lather: Produces the most abundant, foamy lather of any soap oil
Coconut-oil-based soap can be drying for some skin types due to its strong cleansing action. Dilute well and follow with moisturizer if needed.

Organic Olive Oil Secondary OilProven

Olive oil adds conditioning and moisturizing properties to the soap. The Baby Unscented version contains double the olive oil of scented varieties, making it the gentlest option. Rich in oleic acid and natural antioxidants.

  • Source: Fair trade suppliers in Palestine and Israel
  • Function: Emollient, conditioning agent after saponification
  • Benefit: Creates a creamier, less stripping lather than coconut oil alone
The traditional base of Castile soap. Olive oil soap is recognized as one of the mildest and most moisturizing true soaps available.

Organic Palm Kernel Oil Tertiary OilProven

Contributes to a smooth, creamy lather and adds hardness to the soap formula. Sourced from smallholder farms in Colombia where no new deforestation occurs and wildlife habitat is not threatened.

  • Source: Regenerative Organic Certified smallholder farms in Colombia
  • Function: Lather enhancer, adds body to the soap
  • Note: Palm kernel oil (from the seed) is different from palm oil (from the fruit)

Organic Hemp Seed Oil Conditioning OilPromising

Rich in omega-3 and omega-6 essential fatty acids in an optimal ratio. Adds nourishing, skin-softening properties to the formula. One of Dr. Bronner's signature ingredients since the company's founding.

  • EFA Profile: Contains linoleic acid (omega-6) and alpha-linolenic acid (omega-3)
  • Function: Skin conditioning, adds a silky feel to the soap
  • Research: Hemp seed oil has shown anti-inflammatory properties in dermatological studies

Organic Jojoba Wax Conditioning WaxProven

Technically a liquid wax ester rather than an oil, jojoba closely mimics human skin's natural sebum. It conditions and softens the skin without a greasy residue. The updated label correctly identifies it as "Jojoba Wax" rather than oil.

  • Structure: Wax ester (not a triglyceride oil), closest to human sebum
  • Function: Emollient, skin conditioner, helps balance oil production
  • Source: Derived from the seed of the desert shrub Simmondsia chinensis

Citric Acid pH AdjusterProven

Used in a small amount to adjust the pH of the final soap product. Helps neutralize excess alkalinity from the saponification process. Also functions as a mild preservative and chelating agent.

  • Function: pH adjuster, chelating agent, mild preservative
  • Note: Present in trace amounts — not enough to exfoliate skin

Tocopherol (Vitamin E) AntioxidantProven

A natural antioxidant that protects the oils in the formula from going rancid and extends shelf life. Also provides minor skin-soothing benefits as a free-radical scavenger.

  • Function: Antioxidant, preservative for oils, skin protectant
  • Research: Well-documented as one of the most effective natural oil stabilizers

9 ingredients

Water, Organic Coconut Oil*, Potassium Hydroxide**, Organic Palm Kernel Oil*, Organic Olive Oil*, Organic Hemp Seed Oil*, Organic Jojoba Wax, Citric Acid, Tocopherol

* Certified Fair Trade Ingredients
** None remains after saponifying oils into soap & glycerin

FREE FROM: Sulfates (SLS/SLES), Parabens, Phthalates, Synthetic Fragrances, Synthetic Preservatives, Synthetic Detergents, Synthetic Foaming Agents, Synthetic Thickeners, Artificial Colors, Dyes, Formaldehyde, Triclosan, Phenoxyethanol, Silicones, PEGs, Mineral Oil, Petroleum-derived Ingredients, Gluten, GMOs, Animal-derived Ingredients
04

Where it fits in your routine

ROUTINE
1
Cleanser (This Product)
2
Toner
3
Serum
4
Moisturizer
5
Sunscreen (AM)

Use as your first step in both AM and PM routines. As a true soap, it can replace both your face wash and body wash. Follow with toner or moisturizer to rebalance skin's pH after cleansing. Dilute for gentler use — 2-3 drops on wet hands is enough for the face.

05

How to use

HOW TO USE
1

Face Wash

Apply 2-3 drops onto wet hands. Lather gently and massage onto wet face in circular motions. Rinse thoroughly with lukewarm water. Follow with toner and moisturizer.

2

Body Wash

Apply one small squirt onto a wet washcloth or hands. Lather and apply to wet body. Rinse clean. For a bath, add approximately 2 tablespoons to an average-sized tub.

3

Hand Soap

Pre-dilute in a foaming pump dispenser: mix 1 part soap with 3-4 parts water. Pump, lather, and rinse. The concentrated formula makes this extremely economical for everyday hand washing.

4

Household Cleaning

For an all-purpose spray, mix ¼ cup soap per quart of water in a spray bottle. For dishes, pre-dilute 1 part soap with 10 parts water. For laundry, use ⅓–½ cup per large load.

06

Who is it for?

WHO

Perfect for you if:

  • You want one multi-purpose product for body, home, and beyond
  • You prefer certified organic, fair trade, and eco-friendly products
  • You have normal to oily skin that responds well to true soap
  • You want a concentrated formula that saves money long-term
  • You're pregnant or nursing and need a clean, safe body wash
  • You want a biodegradable soap for camping or outdoor activities
  • You prefer minimal, recognizable ingredients you can pronounce

Consider alternatives if:

  • You have very dry or eczema-prone skin (alkaline pH can be stripping)
  • You need a tear-free baby wash for infants
  • You prefer a thick, luxurious gel consistency with lots of suds
  • You have hard water (true soap reacts with minerals, leaving residue)
  • You want a low-pH, acid-balanced cleanser for a specific skincare routine
  • You have active fungal acne and want a strictly FA-safe wash
07

Skin type compatibility

SKIN TYPES
Oily Skin
Excellent

Coconut-oil-based soap excels at cutting through excess oil and sebum. Leaves skin feeling clean without heavy residue. Ideal for oily skin types.

Dry Skin
Moderate

The alkaline pH and strong cleansing action can be stripping for dry skin. If used, dilute heavily and always follow with a rich moisturizer. The Baby Unscented version is gentlest.

Combination Skin
Good

Works well on oilier zones. Use sparingly on drier areas and follow with a balancing moisturizer. Diluting the soap helps prevent over-cleansing.

Sensitive Skin
Good

The Baby Unscented version has no essential oils or fragrance and double the olive oil. EWG Verified for safety. Patch test first; the alkaline pH may irritate highly reactive skin.

Acne-Prone Skin
Good

Effectively removes excess oil and bacteria. The Tea Tree variant offers natural antimicrobial benefits. As a rinse-off product, comedogenic risk is minimal. Avoid over-cleansing.

08

Results timeline

MONTH 2+
Day 1

Immediate Clean Feel

Skin feels thoroughly cleansed and refreshed after first use. The rich lather rinses completely clean with no soapy residue. You may notice a "squeaky clean" feeling typical of true soaps.

95% noticed immediate cleanliness
Week 1-2

Skin Adjustment Period

Your skin adjusts to the alkaline pH if switching from synthetic detergent cleansers. Some users notice temporary dryness or tightness as skin recalibrates. Diluting the soap helps during this transition.

70% adjusted within 2 weeks
Week 3-4

Balanced, Clear Skin

Skin finds its new equilibrium. Many users report reduced breakouts, less oiliness, and an overall cleaner complexion. The simplified ingredient list means fewer potential irritants interacting with skin.

80% reported clearer skin
Month 2+

Long-Term Benefits

Consistent users report healthier-feeling skin and appreciation for the product's versatility. Many find they've simplified their entire cleaning routine to just this one product. Cost savings become apparent as the concentrated formula lasts months.

85% became long-term users
09

Ratings by platform

105K+ REVIEWS
Amazon
4.8
Rating
95,000+
Reviews
Main complaint: Can be drying for some skin types; thin, runny consistency takes getting used to
iHerb
4.7
Rating
4,200+
Reviews
Main complaint: High price compared to regular liquid soaps; soap clouds in cold temperatures
Dr. Bronner's Website
4.9
Rating
2,800+
Reviews
Main complaint: Not tear-free despite "Baby" labeling; can leave mineral deposits in hard water areas
Target / Walmart
4.7
Rating
3,500+
Reviews
Main complaint: Small bottle size for the price; cap can clog if soap dries in the nozzle
10

Pros & cons

BALANCED

Praised

  • Incredibly versatile — one product for body, home, pets, and more
  • Only 9 clean, organic, recognizable ingredients
  • 3x concentrated — lasts months with proper dilution
  • EWG Verified, USDA Organic, and Fair Trade certified
  • Biodegradable and safe for outdoor/camping use
  • 100% post-consumer recycled packaging
  • Available in 11 natural essential oil scents plus unscented
  • Family-owned company with strong ethical values
  • Leaves skin feeling genuinely clean and refreshed

Criticized

  • Alkaline pH (~9) can be drying, especially on face and hair
  • Thin, watery consistency — easy to use too much
  • Not tear-free despite "Baby" variant labeling
  • Reacts with hard water, leaving mineral residue or film
  • Higher price point than conventional liquid soaps
  • Cap prone to clogging; soap can spurt from pump dispensers
  • Some scented versions contain essential oils that may irritate sensitive skin
  • Can leave hair with a straw-like texture without an acidic rinse
11

Budget-friendly alternatives (dupes)

DUPES
82% Match
Whole Naturals Pure Castile Liquid Soap
$14.99
Budget Pick

EWG Verified, palm-oil-free castile soap with a similar organic oil base. Slightly less concentrated than Dr. Bronner's but also a true castile soap at a lower price point. Available unscented and in several scents.

72% Match
Kirk's Castile Liquid Soap
$9.99
Budget Pick

A significantly more affordable castile soap option. Coconut-oil-based formula with a simpler ingredient list. Not organic or fair trade certified, but still a true castile soap that cleans effectively at nearly half the price.

68% Match
Everyone 3-in-1 Soap (EO Products)
$11.99
Budget Pick

Plant-based liquid soap designed for body, hair, and bubble bath. Contains coconut-derived surfactants rather than true castile saponification. Gentler pH but not as versatile for household cleaning. EWG Verified.

12

Comparison with competitors

SIDE-BY-SIDE

Whole Naturals Pure Castile Soap

Key Ingredients Organic Coconut, Olive, Hemp Oils
Ingredient Count ~8 ingredients
Certifications EWG Verified, Palm-Oil Free
Concentration Standard concentration
Versatility Multi-purpose
pH Level ~9.0 (Alkaline)
Scent Options 5 scents + unscented

Dr. Woods Raw Black Soap

Key Ingredients Coconut Oil, Shea Butter, Plantain Skins
Ingredient Count ~12 ingredients
Certifications Fair Trade Shea Butter only
Concentration Standard concentration
Versatility Body & face focus
pH Level ~9.0 (Alkaline)
Scent Options 4 variants

Kirk's Castile Liquid Soap

Key Ingredients Coconut Oil, Vegetable Glycerin
Ingredient Count ~10 ingredients
Certifications No major certifications
Concentration Standard concentration
Versatility Body & hands focus
pH Level ~9.0 (Alkaline)
Scent Options 3 scents
13

Storage & shelf life

36 MONTHS
Period After Opening (PAO)

36 months after opening. True soap has an exceptionally long shelf life due to its alkaline nature, which inhibits microbial growth. No synthetic preservatives needed.

Storage

Store at room temperature (~70°F / 21°C). Soap may cloud or thicken in cold temperatures — place in warm room or water to restore clarity. Keep cap clean to prevent clogging.

Packaging

100% post-consumer recycled (PCR) plastic bottle with flip-top cap. Available in 2oz, 4oz, 8oz, 16oz, 32oz, and 1-gallon sizes. Paper carton refills also available.

Travel Friendly

Yes — available in TSA-approved 2oz and 4oz travel sizes. The concentrated formula means you need very little per use, making small bottles last longer than expected.

13

Frequently asked questions

FAQ

Yes. Dr. Bronner's Pure-Castile Liquid Soap contains no retinoids, salicylic acid, hydroquinone, chemical sunscreens, parabens, phthalates, or any other ingredients commonly flagged during pregnancy and breastfeeding. The Baby Unscented version is the safest choice as it contains no essential oils. It is EWG Verified, meaning it meets the Environmental Working Group's strictest safety standards. Always consult your healthcare provider if you have specific concerns.

Caution is advised. The formula contains coconut oil and olive oil, which are sources of fatty acids (lauric acid, oleic acid) that can potentially feed Malassezia yeast. However, since this is a rinse-off product that does not remain on the skin, the risk is significantly lower than with leave-on products. If you have active fungal acne, you may want to choose a soap specifically formulated without these oils, or ensure you rinse thoroughly.

Yes, but with a note about pH. Dr. Bronner's has an alkaline pH (~9), while actives like vitamin C, AHA, and BHA work best at acidic pH levels. Use Dr. Bronner's as your cleanser, rinse thoroughly, then wait a few minutes before applying acidic actives. The rinsing step removes the alkalinity. Alternatively, use a pH-balancing toner between cleansing and applying actives. There is no direct ingredient conflict — the soap itself contains no actives that would interact negatively.

Dr. Bronner's works best for normal to oily skin types. Its coconut-oil-based formula is excellent at cutting through excess sebum and leaving skin feeling clean. For sensitive skin, the Baby Unscented version (with double olive oil and no essential oils) is recommended. Those with very dry or eczema-prone skin may find it too stripping due to the alkaline pH — in that case, dilute generously and always follow with a moisturizer, or consider a gentler, pH-balanced cleanser.

You'll feel the cleansing effect immediately — skin feels thoroughly clean and refreshed after the very first use. If you're switching from a synthetic detergent cleanser, expect a 1-2 week adjustment period as your skin adapts to the alkaline pH. By weeks 3-4, most users report balanced, clearer skin. The long-term benefits of a simplified, chemical-free cleansing routine become most apparent after 1-2 months of consistent use.

Dr. Bronner's Pure-Castile Liquid Soap is your cleanser — the very first step in both your morning and evening skincare routines. Apply to wet skin, lather, and rinse thoroughly. Follow with toner (to rebalance pH), serum, moisturizer, and sunscreen (AM only). For the face, use just 2-3 drops on wet hands. For the body, one small squirt on a wet washcloth is sufficient.

Comedogenic rating: 1 out of 5 (very low risk). While raw coconut oil scores a 4/5 on the comedogenicity scale, the saponification process fundamentally transforms it into soap — a completely different chemical compound. As a rinse-off product, it has minimal contact time with pores. The soap rinses clean and does not leave an oily film. For acne-prone skin, Dr. Bronner's is generally considered a safe cleanser choice.

Approximately 36 months (3 years) after opening. True soap has a naturally long shelf life because its alkaline pH inhibits bacterial and fungal growth — no synthetic preservatives are needed. The tocopherol (vitamin E) in the formula further protects the oils from oxidation. Store at room temperature; the soap may cloud in cold temperatures but this is purely cosmetic and does not affect performance. Simply place the bottle in warm water to restore clarity.

— Skincarisma verdict
4.5 / 5 ★★★★★

Verdict: Dr. Bronner's Pure-Castile Liquid Soap is a genuine icon of clean, ethical personal care. With only 9 organic, fair trade ingredients and verified 18-in-1 versatility, it delivers exceptional value — especially when you factor in the 3x concentration. It excels as a body wash, hand soap, and household cleaner for normal to oily skin types. The main trade-offs are an alkaline pH that can be drying for sensitive or dry skin, and a thin consistency that takes some getting used to. For those who value transparency, sustainability, and a truly minimalist ingredient list, Dr. Bronner's remains the gold standard in castile soap — a product that has earned its cult following over more than 75 years.

Product Overview

question
lightbulb What are Quick Product Notes?

Quick product notes are a great way to check if a product is free from commonly avoided ingredients by skincare enthusiasts. These preferences come about for different reasons depending on the ingredient such as personal experiences, sensitivities, health preferences & etc.

muscle Pro Tip Alert!

Just because a product is not free from a common preference does not mean it's a bad product! You can make a personal decision whether or not you want to use a product that contains these ingredients or not - click the labels of the preference to read more about them.

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Quick Product Notes

Click on icons for more information
question
lightbulb What are Notable Effects & Ingredients?

Ever used a product that promised a certain effect but provided no results? It might not have contained any notable ingredients that could have been responsible for that promised effect. It doesn't matter what the marketing or packaging «promises» it can do, if it doesn't contain anything that can help - then the likelihood of it helping is low.

We help you identify key notable ingredients that have been shown to help with effects such as acne-fighting, brightening, UV-protection, wound healing & anti-aging to help you achieve your skincare goals smarter. Please note that different notable ingredients have varying levels of research behind them, some are extremely well proven yet some have mixed research in their efficacy.

muscle Pro Tip Alert!

Just because a product doesn't contain any notable ingredients doesn't mean it's bad. And a product with notable ingredients (or even many) doesn't necessarily guarantee the efficacy of the product performing these effects either. There are other factors such as ingredient quality, concentration and formulation that will ultimately determine this.

Be smart and use this as just a starting point for you to make more informed and smarter choices and compare it with reviews to see if the product is right for you

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Notable Effects & Ingredients

anti-aging Anti-Aging from 2 ingredient(s):
Citric Acid Tocopherol
brightening Brightening from 1 ingredient(s):
Citric Acid
wound Promotes Wound Healing from 2 ingredient(s):
Citric Acid Tocopherol
question
lightbulb What are Ingredients Related to Skin Type?

Why are some products great for some people and horrible for others? Well everyone has different skin types and different reactions to the same ingredients.

We've identified a range of ingredients that are commonly regarded as potentially good or bad for those with Dry, Oily/Acne-Prone or Sensitive skin.

muscle Pro Tip Alert!

A product that contains good or bad ingredients for your skin type doesn't always flat out make the entire product good or bad for your skin. There are other factors such as ingredient quality, concentration and formulation that will ultimately determine your skins reaction.

One of the best ways to use this section is to troubleshoot products you've had bad experiences with in the past. Check if it contains any of the marked ingredients to point out suspect ingredients to avoid in the future!

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Ingredients Related to Skin Types

Click on icons for more information
dry-skin Dry Skin
1
oily-skin Oily/Acne-Prone Skin
1
sensitive-skin Sensitive Skin
question
lightbulb What is the Ingredient Safety Breakdown?

Ingredient Safety Breakdown refers to the percentage % of ingredients in different risk categories as classified by EWG (Environment Working Group) if they are available. There are almost endless cosmetic ingredients and they are one of the few organisations globally that have assigned ratings to a lot of the more commonly used ingredients which is why we reference them.

muscle Pro Tip Alert!

EWG is seen by many to be more on the alarmist side in their assignment of health ratings resulting in rating ingredients as riskier than they actually are. We recommend using this a reference point rather than a strict guide of ingredient safety and to always do further research if into ingredients that you may find suspect.

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Ingredient Safety Breakdown

EWG Health Ratings
Low risk
Medium risk
High risk
Unknown risk
27% 9% 63%

Product ingredient list

Showing first 5 of 11 ingredients
EWG CIR Ingredient Name & Cosmetic Functions Notes
1 Unknown
Water
Solvent, Skin Conditioning
0 Unknown
Cocos Nucifera Oil
Masking, Perfuming, Skin Conditioning
Hydrating
0 Unknown
Potassium Hydroxide
Buffering
0 Unknown
Olea Europaea Fruit Oil
Masking, Perfuming, Skin Conditioning
Hydrating
0 Unknown
Cannabis Sativa Seed Oil
Emollient, Skin Conditioning
VIEW ALL INGREDIENTS