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Liquid Castile Soap Concentrate - Instructions

100% Natural | Traditionally Crafted | Customisable
Create a gentle, skin-loving cleanser for body, face, home — or wherever your creativity takes you.

Important Safety Advice ⚠️

✔ Always patch test before use — Apply a small amount of finished soap to the inner wrist or elbow. Wait 24 hours to check for irritation.

✔ Essential Oil Safety — Do not exceed 2% essential oil of total soap weight. Some oils may irritate sensitive skin — avoid use on infants, young children, or sensitive areas without professional advice.

✔ Keep out of reach of children.

✔ Avoid contact with eyes — If contact occurs, rinse thoroughly with water.

✔ For external use only — This product is not edible.

✔ Allergy Awareness — Always check the ingredient list carefully. Discontinue use if irritation occurs.

✔ Handle with care — Soap can be slippery if spilled.

💡 Tip: If gifting or selling your soap, always label clearly and include a full ingredient list for your recipient.

How To Use Your Liquid Castile Soap Concentrate

This is an ultra-concentrated base (30% Active Surfactant) — allowing you to dilute and customise it to suit your specific needs.

💧 1L of concentrate typically makes 1.5–3kg of finished product depending on your desired surfactant level.

Dilution Guide 💧

Product Style Soap : Water Ratio Notes
Thick Hand Soap 1 : 0.5 Rich & luxurious lather
Body Wash 1 : 1 to 1 : 3 Gentle daily cleanser
Face Wash 1 : 4 to 1 : 6 Soft, mild and delicate
Shampoo (Clarifying) 1 : 3 Follow with conditioner or vinegar rinse
All-Purpose Cleaner 1 : 10 to 1 : 15 Optional: Add lemon or eucalyptus oil
Floor Cleaner 1 : 100 (30ml per 3L) No rinse needed
Fruit & Veggie Wash 1 : 100 Rinse thoroughly after use
Pet Wash 1 : 5 Avoid eyes and sensitive areas

How to Dilute

  1. Always use distilled or filtered water to maintain clarity and prevent microbial growth.
  2. Measure water in a separate jug and warm it to just warm — never boiling.
  3. Slowly add the warm water to the base while stirring gently.
  4. ⚠️ Tip: Stir slowly to avoid foam.
  5. Allow to settle overnight for optimal clarity and stability.

How to Add Essential Oils

  • Choose high-quality, skin-safe essential oils.
  • Use 0.5%–2% of total soap weight (e.g. 0.5g–2g per 100g).
  • Stir gently while adding to your diluted soap.
  • Allow to settle overnight.

💡 Note: Some essential oils may thicken or thin the soap. Adjust with base or water as needed. For clarity, use a solubiliser.

Optional: How to Thicken

  • Use natural gum-based thickeners (e.g. xanthan gum).
  • Or prepare a salt solution: 10g Salt + 40g Distilled Water = 50g 20% Salt Solution.
  • Add salt solution drop-by-drop to cooled soap while stirring gently.

Customising Your Castile Soap

Substitute part of your water content with:

  • Floral Waters / Hydrosols
  • Aloe Vera Juice
  • Cucumber Water
  • Herbal Infusions (Chamomile, Calendula, Green Tea)
  • Glycerites (Plant Extracts in Glycerine)
  • Panthenol (Vitamin B5)
  • Water-Soluble Botanical Extracts

Final Tips for Success

✔ Always patch test before full use.

✔ Store in a cool, dry place away from sunlight.

✔ Shake gently if separation occurs.

✔ Use within 6 months for best freshness and quality.

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