How to Whiten Teeth on Adobe Photoshop

Step-by-Step Guide

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   Step 1: Open your photo in Adobe Photoshop.

   This article is using CS3 but almost any version will work.
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   Step 2: Duplicate your layer by right clicking on the layer

   ,, Even though black is selected, the paint over will be in a transparent red color.
   
   You are essentially masking off the teeth. ,, You should get a selection around your teeth. , Click the drop down menu and choose Yellows. , Then lightly slide the Lightness slider to the right to brighten the teeth a little bit. ,,
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   Step 3: choosing "duplicate layer..." and name your new layer "teeth."

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   Step 4: Click on the Quick Mask icon on the lower left corner of your toolbar to enter Quick Mask Mode.

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   Step 5: Choose the brush tool

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   Step 6: and carefully paint in black over the entirety of the teeth.

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   Step 7: After getting all the teeth

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   Step 8: press Ctrl+i (or command+i on a mac) to invert your mask.

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   Step 9: Click the Quick Mask button again to exit Quick Mask mode.

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    Step 10: Press Ctrl+u (command+u) to get the hue/saturation palette.

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    Step 11: Slide the Saturation slider to the left until most traces of the stains disappear.

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    Step 12: Finally

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    Step 13: choose Master on the drop down menu and adjust the Lightness slider a little more for an overall brighter finish.

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    Step 14: Click OK

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    Step 15: press Ctrl+d (command+d) to deselect

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    Step 16: and you're done!

Detailed Guide

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