Red 33 (CI 17200)
Ingredient Info
Red 33 is a synthetic colorant (also called Amaranth) used to give skincare products a red or pink tint. It serves no active skincare benefit and is purely for aesthetic appeal—it colors the product so it looks attractive to consumers.
Potential concerns
- May cause allergic reactions or sensitivity in people with dye sensitivities
- Can stain skin or clothing if product is heavily pigmented
- Restricted or banned in some countries (including the US for food, though allowed in cosmetics in some regions)
Science: Limited peer-reviewed data available for this ingredient. Red 33 is a well-established synthetic dye with a long history of use in cosmetics; regulatory bodies like the EU have approved it for color purposes, though its safety status varies by region and application.
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