Homemade candles and soaps make thoughtful gifts for teachers, neighbors and the holidays. The easiest routes in are container candles (wax poured into jars or tins) and melt-and-pour soap, where the soap base has already been made and you simply melt, color, scent and mold it.
Cold-process soap from scratch involves lye (sodium hydroxide), which is caustic and needs goggles, gloves and precise measuring, so most people start with melt-and-pour.
Supplies worth knowing about
Candle wax
Container soy wax is a popular choice for jars. Follow the supplier's pour temperature and fragrance load guidance.
Wicks
Wick size depends on jar diameter and wax type. Use the supplier's chart and test burn a few sizes.
Fragrance oils
Use oils made for candles or soap and read the supplier's safety data. Pumpkin spice, anyone?
Pouring pitcher & thermometer
A metal pouring pitcher in a double boiler plus a thermometer gives you control over temperature.
Melt-and-pour soap base
Clear glycerin, goat milk, shea butter and more. Melt in short bursts in the microwave or in a double boiler.
Silicone molds
Flexible molds release easily. Loaf molds for sliced bars; shaped molds for guest soaps and gifts.
Pro tip: Never leave melting wax unattended, and keep a lid nearby. Never use water on a wax fire.
Know before you buy
Do I need to register soap to sell it?
It depends. In the US, "true soap" made mostly of fats and lye and marketed only for cleaning is regulated by the CPSC, while products making cosmetic or skin claims (like "moisturizing") fall under FDA cosmetic rules. Check current FDA and CPSC guidance before selling.
What warnings go on a candle?
Many candle makers follow ASTM F2058, the standard for candle fire safety labeling, with warnings such as never leaving a burning candle unattended.
Why is my soy candle frosting?
Frosting (white crystals on the surface) is a natural characteristic of soy wax and doesn't affect how the candle burns.