Tip : To get rid of clumps, push the powder through a sifter or break them up with your fingers.

Tip : If you find that your bath bomb is crumbly, the mixture may be too dry. Adding more oils will give the mixture a more moist texture.

Tip : Bath bomb bumps can also occur when it contains too much moisture. Usually the culprit is fragrance or essential oil, so mix extra well to ensure the wet is fully incorporated into the dry.

Tip : Bath bombs can discolor due to fragrance oils with a high vanilla content. To be on the safe side, you’ll want to use a fragrance that doesn’t discolor.

Tip : The perfect consistency is similar to wet sand that holds its shape when squeezed. If it’s too dry, spritz the mixture with some isopropyl alcohol.

Tip : Allow the bath bombs to dry overnight before unmolding them, so that it keeps its shape after unmolding.

Tip : You don’t need to press too hard – it helps the bath bomb halves stick together if some of the mixture is loose on top. Once both halves are full, press them firmly together.

Tip : Always wear gloves when making bath bombs. Citric acid has a tendency to take off nail polish, so wear gloves to protect your manicure.