Natural makeup involves applying just the right amount of makeup, so that it appears that no labour was involved in achieving the look. Within celebrity magazines, this serves as the antithesis to the over-styled, overdone and ridiculed face of the ‘slutty’ working class woman who wears too much makeup, and the ‘rough’ face of the ‘lazy’ working class woman who wears too little. As such, ‘natural’ beauty uses makeup as a form of enhancement, emphasis, and correction of natural features, rather than as a method of disguise or masking. Negra (2009) also notes the de-emphasis on the visibly made up face, with women under obligation to efface the signs of their own labour.

“Keeping it Real": Young Working Class Femininities and Celebrity Culture By Kelly Buckley p 256

The ‘immorality’ associated with the
representation of working class beauty cultures as excessive and overly sexual, or
insufficient and lacking, is countered by the framing of natural beauty as morally
right, decent and respectable.

“Keeping it Real": Young Working Class Femininities and Celebrity Culture By Kelly Buckley

So I would argue that refusing to wear makeup AND wearing a fuck ton of makeup both constitute minor acts of rebellion against the bourgeois