How to Make Your Own Homemade Laundry Detergent
Create effective, skin-friendly laundry detergent with simple ingredients that saves money and reduces chemicals

Making your own laundry detergent at home is not only cost-effective but also gives you complete control over the ingredients that touch your clothes and skin. With just a few simple ingredients and minimal effort, you can create an effective cleaning solution that works well in both standard and high-efficiency washing machines. This DIY approach allows you to customize scents, eliminate harsh chemicals, and reduce your household’s environmental impact.
Benefits of Homemade Laundry Detergent
Before diving into the recipe and process, it’s worth understanding why so many households are making the switch to homemade laundry solutions. The advantages extend beyond mere cost savings:
- Cost-Effective: Making your own detergent can save significant money over time compared to store-bought options
- Control Over Ingredients: You know exactly what goes into your detergent, avoiding mystery chemicals
- Customizable Scent: Add as much or as little fragrance as you prefer
- No Artificial Dyes: Commercial detergents often contain dyes that can irritate sensitive skin
- Environmentally Friendly: Less packaging waste and fewer harsh chemicals entering water systems
- Versatility: Works in both standard and high-efficiency washing machines
Understanding the Ingredients
The power of homemade laundry detergent comes from combining three main cleaning agents that each serve distinct purposes in the laundry process:
Borax
Borax (sodium tetraborate) is a natural mineral compound that has been used as a cleaning agent for generations. In laundry applications, it helps to remove stains and odors while also softening hard water. Borax is alkaline, which enhances the cleaning power of soap and helps neutralize acidic odors in clothing. It also acts as a natural disinfectant, helping to kill bacteria that might be lingering in your laundry.
Washing Soda
Washing soda (sodium carbonate) is more alkaline than baking soda and serves as a water softener and stain remover. It helps break down dirt and grease in clothing fibers and prevents soap from redepositing on clothes during washing. This powerful cleaner is especially effective at removing oil and grease stains, making it an essential component of any homemade detergent.
Bar Soap
The soap component provides the primary cleaning action by lifting dirt and soil from fabric fibers. When choosing a bar soap, look for pure options like Zote, Castile soap, Fels-Naptha, or Ivory. Each type offers slightly different properties:
- Castile Soap: Plant-based and gentle, good for sensitive skin
- Zote: Contains coconut oil and tallow with citronella, good at removing stains
- Fels-Naptha: Specifically designed as a laundry bar and stain remover
- Ivory: Simple, mild soap that’s widely available
What You’ll Need
Gathering the right tools and materials before you begin will make the process smooth and efficient. Here’s everything required to create your homemade laundry detergent:
Equipment/Tools
- Box grater
- Measuring cups
- Rubber gloves
- Sealable container (glass or plastic)
- Wooden spoon
- Measuring spoons
Materials
- 1 bar or box pure bar soap (such as Zote or Castile)
- 2 cups Borax
- 2 cups washing soda (sodium carbonate)
- Label
- Optional: 10-20 drops essential oil for fragrance
Step-by-Step Instructions
Creating your own laundry detergent is a straightforward process that requires minimal time and effort. Follow these simple steps to make approximately five cups of detergent:
1. Grate the Soap
Using a box grater, finely grate the entire bar of soap. The finer the soap shavings, the more easily they will dissolve in your washing machine. If you have a food processor with a grating attachment, you can use this to speed up the process. The soap flakes should resemble fine cheese shavings when complete.
2. Mix the Ingredients
In your storage container, combine the grated soap, Borax, and washing soda. Wear rubber gloves to protect your hands from the alkaline ingredients. Use the wooden spoon to thoroughly mix all components until well combined. If adding essential oils for fragrance, add them now and mix well to distribute evenly.
3. Store Properly
Transfer your completed detergent to an airtight container. Glass jars with tight-fitting lids or plastic containers with secure seals work well. Label the container with the contents and date of preparation. Store in a cool, dry place away from moisture to prevent clumping.
4. Let It Cure (Optional)
Some DIY enthusiasts recommend letting the mixture sit for 24 hours before using to allow the ingredients to fully integrate. While not strictly necessary, this step can help create a more uniform product.
How to Use Your Homemade Detergent
Using the right amount of your homemade detergent ensures optimal cleaning without waste or residue buildup:
For High-Efficiency Washers
Use 1 to 2 tablespoons per load, depending on size and soil level. Place the detergent directly in the drum before adding clothes, or use the detergent dispenser if you’re certain the powder will dissolve completely.
For Standard Washers
Use approximately 1/4 cup per load. Add the detergent to the washing machine as it fills with water, before adding clothing, to ensure it dissolves properly.
For Heavily Soiled Loads
For particularly dirty laundry, you may increase the amount slightly and consider pre-treating stains with a paste made from the detergent mixed with a small amount of water.
How Long Does Homemade Laundry Detergent Last?
Each batch of homemade laundry detergent makes enough for approximately 80 loads in a high-efficiency washer or 27 loads in a standard washer—roughly five cups of detergent. That’s equivalent to about 11 weeks’ worth of laundry detergent if you wash one load of laundry daily using an HE washer, or nearly one month’s worth with a standard washer.
Every household’s usage will differ depending on the number of people, frequency of laundry days, and the amount of clothing that needs laundering. It’s generally best to make small batches stored in an airtight container to prevent clumping and maintain freshness.
Tips for Success
To get the most out of your homemade laundry detergent, keep these helpful tips in mind:
Water Temperature Considerations
Homemade detergent tends to work best in warm or hot water, as this helps the soap dissolve completely. If you prefer cold water washing, consider dissolving the detergent in hot water before adding it to your cold water wash.
Hard Water Solutions
If you have hard water, you may need to add extra washing soda or consider adding a water softener like citric acid to your mix. Hard water can make homemade detergents less effective as the minerals bind with the soap, creating a residue.
Extra Rinsing
When using homemade detergent, an extra rinse cycle can help ensure all soap residue is removed from your clothes. This is particularly important if anyone in your household has sensitive skin.
Scent Customization
While the recipe works perfectly without added fragrances, you can customize your detergent with essential oils like lavender, lemon, or eucalyptus. Add 10-20 drops when mixing your ingredients for a pleasant, natural scent.
Common Questions About Homemade Laundry Detergent
Is homemade laundry detergent safe for sensitive skin?
Yes, homemade laundry detergent is often better for sensitive skin than commercial options because it lacks artificial dyes, fragrances, and harsh chemicals. By choosing gentle bar soaps like pure Castile and skipping added fragrances, you create a detergent that’s less likely to cause irritation. However, individual sensitivities vary, so monitor for any adverse reactions.
Can I use this detergent in my HE washing machine?
Yes, this homemade detergent is safe for high-efficiency washers. The low-sudsing formula works well in HE machines. Just be sure to use the smaller recommended amount (1-2 tablespoons) to prevent excess suds.
Does homemade laundry detergent clean as well as store-bought?
When used correctly, homemade laundry detergent cleans effectively for everyday laundry needs. It may require pre-treating for tough stains or using hot water for heavily soiled loads. The quality of cleaning also depends on your water hardness and washing machine type.
How can I tell if my homemade detergent is cleaning properly?
Clean clothes should smell fresh (not perfumed, but not musty), appear bright without dinginess, and feel clean to the touch without stickiness or residue. If you notice dulling of colors, lingering odors, or a build-up on clothes over time, you may need to adjust your formula or washing technique.
Can I make a liquid version of this detergent?
Yes, you can transform this recipe into a liquid detergent by melting the grated soap in hot water, then adding the Borax and washing soda. Allow the mixture to cool and thicken, stirring occasionally. Liquid versions typically require more storage space but may dissolve better in cold water.
When to Use Commercial Detergents
While homemade detergent works well for many households, there are situations where commercial detergents might be preferable:
- Extremely hard water areas where mineral buildup is problematic
- When washing exclusively in cold water
- For specialty fabrics requiring enzymatic cleaners
- When dealing with certain protein-based stains that respond better to commercial enzymatic detergents
Consider your household’s specific needs and perhaps keep a small bottle of commercial detergent on hand for special situations while using your homemade version for everyday laundry.
Conclusion
Making your own laundry detergent is a rewarding process that provides multiple benefits: cost savings, environmental friendliness, and control over the ingredients that touch your family’s clothing and skin. With just a few simple ingredients and minimal time investment, you can create an effective cleaning solution tailored to your preferences.
As with any homemade product, you may need to experiment slightly to find the perfect formula for your specific water conditions and laundry needs. The basic recipe provided here serves as an excellent starting point that you can modify and perfect over time. By taking this small step toward a more self-sufficient household, you’re making a positive impact on both your budget and the environment.
References
- https://www.bhg.com/diy-laundry-detergent-7487785
- https://www.lizmarieblog.com/2013/05/diy-laundry-soap-one-year-review-recipe/
- https://www.goingzerowaste.com/blog/why-you-should-never-make-laundry-detergent/
- https://www.youtube.com/watch?v=8g5F2ximGNE
- https://www.thespruce.com/how-to-make-your-own-laundry-detergent-1387952

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