How to properly dilute soap for Xiaomi dispenser: recipes, proportions and life hacks

Xiaomi’s automatic liquid soap dispensers (such as the Mijia Smart Liquid Dispenser or Viomi Smart Soap Dispenser) have become an integral part of modern bathrooms and kitchens. These devices not only add convenience, but also help reduce detergent consumption through precise dosage. However, many users are faced with the problem of what soap is suitable for refueling, how to dilute it properly, and what proportions to use to make the device work without malfunctioning?

In this article, we will discuss what types of soaps are compatible with Xiaomi dispensers, how to dilute them correctly (including the exact proportions for different types of detergents), and give practical tips for the care of the device. You will learn why you can not use undiluted soap, how to avoid blockages in the mechanism and what mistakes are most common for beginners. If you want your dispenser to last long and work without complaints, read on!

What soap is suitable for Xiaomi dispenser: types and requirements

Not all detergents can be poured into an automatic dispenser. Xiaomi recommends using a low-viscosity liquid soap (up to 500 mPa·s) to keep the device's pump from overloading.

• 🧼 Liquid toilet soap (e.g., Dove, Palmolive, Safeguard) is the most versatile choice.
• 🧴 Shower gel (without abrasive particles and oils) - suitable for models with foaming function.
• 🧽 Handwashing fluid (antibacterial or conventional) – it is important that the composition is alcohol-free >10%.
• 🚫 What you can not pour: shampoos, conditioners, thick cream soaps, products with exfoliating pellets.

Special attention should be paid to the pH level of detergent. For most Xiaomi dispensers, the optimal range is 5.5-7.5. Too acidic or alkaline solutions can damage plastic parts and pump seals. If you are in doubt about the composition, check the label: it should indicate pH or mark “suitable for sensitive skin” (such products are usually neutral).

⚠️ Warning: Use of chlorine products (e.g., bleach) or acetone will corrosion the internal mechanisms of the dispenser and void the warranty.

Why you should dilute soap: technical limitations

Many users are wondering, “Can I pour soap into a Xiaomi dispenser without diluting?” The answer is no, and here’s why:

1. Viscosity: Undiluted soap is too thick for the micropump of the device, which causes it to overheat and wear prematurely.
2. Foaming: Concentrated funds form excess foam that can clog the nozzle and sensors.
3. Consumption: The dispenser is designed to dosage liquid, not gel. Without dilution, you'll be spending 2-3 times as much soap.

The manufacturer in the manual for the Mijia Smart Liquid Dispenser explicitly states that using undiluted soap reduces the life of the device by 40-60%, while the optimal consistency of the solution should resemble water with a light soapy hue.

Proportions for diluting soap: exact recipes

The standard ratio for most liquid soaps is 1 part soap per 2-3 parts water, but the exact proportions depend on the original viscosity of the product.

For accurate measurement of proportions, use a measuring glass or syringe. Important: water should be at room temperature (20-25 ° C) - hot water can cause dissection of the solution, and cold water worsens mixing. Stir the mixture for at least 2-3 minutes to avoid precipitation.

Select the appropriate soap (see table above)|

Measure soap and water in the right proportion |

Use a clean mixing container |

Stir the solution to a uniform consistency |

Test the viscosity (should flow freely from the pipette)-->

Step-by-step instructions for filling the dispenser

When the solution is ready, it is necessary to pour it into the device correctly.

1. Disconnect the dispenser from the network (if the model is powered from the socket).
2. Remove the top cover by pressing the lock (most models it is located at the back).
3. Remove the soap container. In some dispensers (for example, the Viomi V-RTD01S), the tank is integrated, in which case use a funnel.
4. Pour the prepared solution without exceeding the MAX mark (usually 300-500 ml).
5. Set the lid back and check the leakproofness.
6. Connect the device to the network and perform a test tap.

If the dispenser is equipped with a touch sensor (as in the Mijia MJTD01YL), after refueling, calibration may be required.

1. Hold the power button for 5 seconds.


2. Wait for the indicator to flash.




3. Hold your hand to the sensor, the device will release a test portion.

⚠️ Warning: If the dispenser makes a buzzing sound after refueling or doesn't give out soap, the solution is too thick. Rinse the system with water immediately (see "Cleaning the dispenser").

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For ease of filling, use a bottle funnel with a narrow neck (for example, from window washing products), which will help to avoid spills and soap getting onto electronic components.

Frequent Mistakes and How to Avoid Them

Even experienced users sometimes make mistakes when using Xiaomi dispensers, and here are the most common ones and ways to prevent them:

• 🔋 Using the wrong soap will clog the pump. Always check the viscosity and composition.
• 💧 Overflow of the solution, which can cause leaks. Fill the tank by no more than 90 percent.
• 🌀 Bad mixing -- the soap settles down, and the dispenser gives out one water. Use a mixer or shake the container.
• 🔌 Refueling with power on is a risk of short circuit. Always turn off the device!
• ❄️ Cold storage — soap can thicken. Optimal storage temperature: 15-25 °C.

Another common problem is mold formation in a container, and this happens if you:

• Soap with organic additives (aloe, honey, etc.) is used.
• The solution is in the dispenser for more than 2 weeks.
• The device is located in a wet room (for example, in a shower).

To avoid mold, add 1-2 drops of tea tree essential oil (natural antiseptic) to the solution or use soap with triclosan. Also, regularly (once a week) wash the tank with warm water.

How to Clean a Dispenser: A Step-by-Step Guide

Regular cleaning extends the life of the device and prevents blockages, the recommended frequency is every 1-2 months (or more often if the dispenser is used intensively).

• Warm water (30–40°C).
• Toothbrush or cotton swabs.
• Vinegar or citric acid (to remove plaque).

Cleaning instructions:

1. Disconnect the dispenser from the network and remove the tank.
2. Rinse the container with warm water with the addition of 1 tbsp. l. vinegar per 200 ml.
3. Clean the nozzle with a toothbrush soaked in the same solution.
4. Pass clean water through the pump (pour it into the tank and press the button 3-4 times).
5. Dry all the details in the air (do not use a hair dryer!).

To remove lime plaque (relevant to regions with hard water), use a solution of citric acid (1 tsp per 100 ml of water). Pour it into a tank, wait 10-15 minutes and rinse with water. Don't use abrasives - they scratch the plastic and spoil the seals.

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Cleaning the dispenser with vinegar or citric acid not only removes plaque, but also disinfects the system, killing up to 99% of bacteria.

Alternative recipes: homemade soap for dispenser

If you prefer natural detergents, you can make your own soap solution. Here are two proven recipes:

Recipe 1: Soap based on baby chunk

• Grate 20 grams of baby soap (no fragrances) on the grate.
• Dissolve the shavings in 200 ml of hot water, stirring constantly.
• Add 1 tsp of glycerol (to soften the skin).
• Cool and dilute another 100ml of water.

Recipe 2: Antibacterial solution

• Mix 50 ml of liquid soap (such as Safeguard) with 100 ml of water.
• Add 10 drops of lavender oil (antiseptic + flavoring).
• Stir and let stand for 1 hour.

The advantages of homemade soap:

• ✅ Economical (cost 3-5 times lower than store counterparts).
• ✅ Absence of harmful additives (parabens, SLS).
• ✅ The ability to match your skin type.

⚠️ Warning: When using homemade solutions, check their viscosity each time before refueling. Over time, the water can evaporate, making the mixture thicker.

FAQ: Answers to Frequent Questions