Don’t have any cornstarch on hand? No worries—just substitute ¼ cup (40. 5 g) of cream of tartar instead. Citric acid is sold in powder form. You can buy it online or at your local grocery store.

Not sure how to color your shower steamers? Start with 1-2 dashes of mica powder. You can always add more if the color is too light! You can also use water soluble food coloring. Use 4-6 drops of your desired color for every 1 cup (221 g) of baking soda you’re working with. [3] X Research source You don’t have to color your shower steamers if you don’t want to. It all comes down to personal preference!

Lavender Calming Peppermint: Cough and cold relief[5] X Research source Chamomile: Stress relief Clary sage: Relaxation Lemon: Happiness and focus Sweet orange: Anxiety relief Ginger: Nausea relief[6] X Research source You can also use a combination of essential oils in your shower steamers, too![7] X Research source

Essential oils are extremely concentrated and can burn your bare skin. Always wear a pair of disposable gloves so you stay protected. [9] X Research source Only use 12-24 total drops of essential oil. If you’re using more than one oil, divide them into smaller ratios, like 12 and 12, or 12, 6 and 6.

If the mixture is too wet, it won’t be able to hold its shape.

This process is really similar to packing brown sugar for a baking recipe. You can find all kinds of silicone molds online. Some come in simple dome shapes, while others come in fun patterns and designs, like leaves and hearts.

Some DIY experts suggest refrigerating and using your steamers within 2 weeks for maximum freshness. You can also stick the steamers in the freezer for 2 months if you don’t plan on using them right away. [15] X Research source

Add some color to your shower steamer by stirring in 2-3 drops of traditional food coloring. Always store any unused shower steamers in a dry, airtight container. Some shower steamer DIY experts advise either refrigerating them for up to 2 weeks, or freezing them for up to 2 months. This shower steamer can also help with congestion.