Formulations
How a formulation is built and why the base and texture help determine its effect.
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Formulations
The formulation as a key element
It is not the single active ingredient that matters. It is the interplay.
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Formulations
What makes a good anti-aging formulation
Anti-aging does not start with a single active ingredient.
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Formulations
Multi-retinoids working together
Retinal, retinol and retinyl esters work on the same axis, but not at the same pace. How the forms complement each other.
