For those making large batches, professional suppliers offer the best price-per-pound and consistent "cosmetic-grade" quality.
If you only need a few items quickly, these platforms are your best bet. DIY Bath Bombs | Giant Food Store where to buy bath bomb ingredients
Whether you're a first-time hobbyist or scaling up for a business, where you buy depends heavily on volume. For a standard bath bomb, you'll need , citric acid , magnesium salt (Epsom salt), corn starch , carrier oils (like coconut), and fragrances . For those making large batches, professional suppliers offer
2. The Convenience Kings (Best for Small Batches & Fast Shipping) For a standard bath bomb, you'll need ,
: Widely considered the gold standard for beginners and pros alike. They offer high-quality Sodium Bicarbonate and Citric Acid with excellent customer ratings (4.7+ stars). Their "LaBomb" colorants are specifically praised for being easy to work with.
: Ideal for serious bulk purchasing. They operate massive facilities and are a leading supplier of raw ingredients like essential oils and specialty clays .