: A top choice for value, often offering free shipping on orders over a certain threshold (historically $25–$40). They are noted for having a wide selection of fragrance oils and unique additives.

Here is a review of the best sources based on reliability, price, and specialty. 1. The Heavy Hitters (Best for Bulk & Professional Quality)

For those making large batches, professional suppliers offer the best price-per-pound and consistent "cosmetic-grade" quality.