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Velvet Digest

How do you make a pretty bath bomb?

Author

Christopher Harper

Updated on June 03, 2026

Instructions
  1. First, mix the dry ingredients (baking soda, Epsom salt, corn starch, and citric acid) together in a large bowl.
  2. Now mix up the wet ingredients (oil, water, essential oil, and food coloring).
  3. Slowly add the liquid to the dry mixture.
  4. Stuff that stuff into your silicone molds, ASAP.
  5. Let the bath bombs dry.

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Accordingly, what is the best bath bomb recipe?

DIY Bath Bomb Recipe:

  1. 1 cup baking soda.
  2. 1/2 cup citric acid.
  3. 1/2 cup epsom salt.
  4. 1/2 cup cornstarch.
  5. coloring pigment optional.
  6. 2 1/2 tablespoons almond oil or melted coconut oil.
  7. 3/4 tablespoon water.
  8. 12-15 drops essential oil.

Secondly, why are my bath bombs puffing up? If your bath bombs are expanding in the mold, this means the mixture is too wet and the fizzing reaction is happening prematurely. If you use a colorant or fragrance that contains water, this can cause the bath bomb mixture to fizz. In addition, bath bomb mixtures can fizz prematurely due to moisture in the air.

Furthermore, how do you make a Lush bath bomb?

Ingredients and Supplies:

  1. 1 cup baking soda.
  2. 1/2 cup citric acid.
  3. 1/2 cup Epsom salts.
  4. 1 tsp. water.
  5. 2 tsp. essential oil.
  6. 3 tsp. oil (olive oil)
  7. food coloring (any color you want)
  8. bowl.

What is Epsom salt in?

Epsom salt is also known as magnesium sulfate. It's a chemical compound made up of magnesium, sulfur, and oxygen. It has an appearance similar to table salt and is often dissolved in baths, which is why you may also know it as "bath salt." While it looks similar to table salt, its taste is distinctly different.

Related Question Answers

How do you make bath bombs fizzy?

Homemade Fizzy Bath Bombs Recipe Ingredients
  1. 4 oz baking soda.
  2. 2 oz corn starch.
  3. 2 oz citric acid.
  4. 1 teaspoon water.
  5. 10 – 15 drops of essential oils.
  6. 1 teaspoon oil (coconut oil, jojoba oil or olive oil)

Do you have to use cornstarch in bath bombs?

Well, you should use cornstarch or corn flour 10% of the dry mixture. Cornstarch will manage the fizzing reaction of the ingredients, so if you drop your bath bomb in the water, they will not explode extremely. Never use water when biding your bath bomb because this can cause a fizzing reaction.

What can I use in place of a bath bomb?

The most common bath bomb recipe is 2 parts baking soda to 1 part citric acid. Citric acid is a mild preservative that's often used in canning and other applications like candy making. It can be a little tricky to find in stores, which is why some recipes call for substitutions.

What is the point of bath bombs?

Bath bombs are hard-packed mixtures of dry ingredients which effervesce when wet. They are used to add essential oils, scent, bubbles or color to bathwater.

Are Lush bath bombs safe?

Officials at Lush Cosmetics, one of the more popular distributors of bath bombs, insist their products are safe. “Lush would never put an ingredient in a bath bomb that we'd want people to steer clear of,” Campbell said.

Why won't my bath bombs stick together?

As we said earlier, if its too dry it wont stick together properly and might crumble. If its too wet, the bottom of the bath bomb will flatten and it wont hold its shape. Getting the exact ratio for your environment is very important. Remember, you can also add more wet ingredients but you cannot take them out.

How much does it cost to make 1 bath bomb?

Making the average cost about $0.25 a bomb!!! Start by adding one cup of baking soda to your mixing bowl and work out all the clumps.

What does cream of tartar do in Bath Bombs?

Cream of tartar is used to increase the integrity of the bars. In another instance, this cosmetic ingredient is used to active the baking soda to make bath bombs fizzy and fun.

Can you use cream of tartar in bath bombs?

Bath Bomb Recipe Hardeners I like to use a combination of Kaolin Clay and cream of tartar. In addition to hardening your bombs, cream of tartar (tartaric acid) will react with the citric acid in your recipe for added fizz. You can find cream of tartar most inexpensively in the bulk spices section of your grocery store.

How hard is it to make bath bombs?

But how do you do that? The best way to make bath bombs harder is using ingredients such as kaolin clay and cream of tartar. Another way is to reduce the amount of liquid in your bath bomb recipe. Also, keeping moisture out makes them last longer, and you can do this using silica gels and airtight storage containers.

How do you make bath bombs with kaolin clay?

Ingredients
  1. 3 cups Baking Soda.
  2. 1 1/2 cups Citric Acid.
  3. 2 Tbsp Cream of Tartar or White Kaolin Clay.
  4. 2 Tbsp Sodium Lauryl Sulfoacetate (SLSA)
  5. 1/2 tsp Cosmetic Mica Colorant, optional.
  6. 2 Tbsp Oil of Choice (we recommend Sweet Almond Oil)
  7. 1 Tbsp Polysorbate 80, if using colorant.

How do you make bath bombs for beginners?

Instructions
  1. First, mix the dry ingredients (baking soda, Epsom salt, corn starch, and citric acid) together in a large bowl.
  2. Now mix up the wet ingredients (oil, water, essential oil, and food coloring).
  3. Slowly add the liquid to the dry mixture.
  4. Stuff that stuff into your silicone molds, ASAP.
  5. Let the bath bombs dry.

What are the dangers of bath bombs?

Common bath bomb fragrance ingredients are synthetic and can cause hormone disruption and increase your risk of diseases like type 2 diabetes, breast cancer and infertility, among other ailments. Popular bath fizzy ingredients are linked to ailments like asthma, eczema, ADHD, cancer and other diseases.

Do you have to take a shower after a bath bomb?

You do not have to rinse off after using a bath bomb, but if you used a colored bath bomb or one with glitter in it, you may consider doing so. Simply drain the bathtub, then take a shower and rinse the oils and butters off your skin. You may use a loofah and shower gel as well, if you wish.

What are Lush bath bombs made of?

Bath bombs are basically made of baking soda, Lush's special "bubble mix" (we didn't get all the secrets), citric acid and a mix of essential oils to impart a particular scent and feel. The Intergalactic Bath Bomb adds colorful dye pigment and gold glitter to get that swirly "constellation" effect in the water.

Is there Epsom salt in Lush bath bombs?

Lush makes a ton of other stuff (like some Strat-approved conditioner), but the dissolving baseball-size orbs (typically made of citric acid, baking soda, Epsom salts, and then oils and scents) took off on a life of their own.

What can you use instead of citric acid in bath bombs?

Ingredients
  • 1 cup (220 g) of baking soda.
  • 1/4 cup (40 g) of cream of tartar.
  • 1/2 cup (64 g) of cornstarch.
  • 1/2 cup (120 g) of salt (Epsom salts, sea salt, or non-iodized table salt)
  • 2 teaspoons (10 mL) of essential oil.
  • 1 tablespoon (30 mL) of oil (vegetable oil, sweet almond oil, coconut oil, or olive oil) (optional)

Can you use regular food coloring in bath bombs?

If coloring your bath bombs, use a few drops of food coloring to achieve the desired shade. I used paste gel food coloring which is very concentrated and only needed a small squeeze to get the shades I wanted. Knead well to distribute color.

Does food coloring in bath bombs stain?

I've used regular food coloring in bath bombs, soaps and sugar scrubs and have never had it stain. But, just as Sandra said, don't use too much. I suggest not use food coloring. Instead try soap coloring, it works great and I am rea pleased with it.