What are your best tips on formulating stick/solid products for heat-hardiness for summer shipping?

by | Jul 17, 2026

🗳️ From The Question Box: “I’d love your best tips on formulating stick/solid products for heat-hardiness for summer shipping. I’ve recently started adding my products to Amazon and they require non-melting survivability at 155F for 1 hour. I’m close with my latest body butter stick formulation using sunflower wax and carnauba wax, but it sure has taken a lot of trial and error to get here! I’d love any advice/tactics/preferred ingredients/methodology you’ve got on the topic! ” – Shelly


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