Plain-language guides to formats, ingredients, packaging and compliance — written by the people who run the lines.
Mica is the base of almost every shimmer, and its particle size decides whether the effect reads as sheen, sparkle or gl…
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A label is an adhesive system, not a printed sheet. Face stock, adhesive and surface energy decide whether it survives a…
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The same powder, two structures. Loose sets makeup with a lighter touch; pressed travels better and costs more to make.
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Lotion and cream are the same emulsion at different water ratios. The ratio decides absorption speed, occlusion and cost…
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In-process checks are measurements taken during manufacture, before the batch is finished. They catch problems while the…
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A microbial specification is a set of limits, a method and a sampling plan. The number alone does not tell you whether a…
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The vocabulary that comes up in every formulation meeting, in one page. Save it before your next supplier call.
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