Full Coverage Foundation was developed for the professional makeup artist who wanted an emollient-based foundation with opaque coverage. Water-resistant and long-wearing, it can cover most scars, blemishes and birthmarks.

Applying a shade that's too light. 'Just because you have a fair skin tone, don't assume that you're the lightest shade. If you're choosing between two shades, choose the one that is a bit deeper, because that one will be more accurate.'

—Sarah Vickery, a CoverGirl principal scientist Trying to create a tan with foundation. 'Instead, use a foundation that matches your actual shade, then use bronzer or Bare Minerals Warmth All-Over Face Color afterward to warm up the skin and give a sun-kissed look.'

—, the manager of global artistry and events at BareMinerals Using the wrong formula. 'Heavy coverage can be chic, but it's terribly difficult to get right.

Medium-coverage buildable foundations are best for real life. Use a dense concealer only where it's needed and apply sheer foundation with a soft, fluffy brush to ensure the concealer blends seamlessly.' —, the lead makeup artist for Butter London Buzzfeed Asked For Foundation Recommendations From 4 Different Beauty Counters. Not blending your foundation enough. 'A lot of times women use their fingers to blend and that leaves lines of demarcation all over the face. They also don't blend out the color, which results in a blotchy look.

Blending out foundation with an edgeless sponge, like the original, not only evenly distributes color; it mixes shades so the finished look appears as natural as possible.' —, the creator of the Beautyblender Forgetting to apply it all over. 'One of the biggest mistakes I see women make when it comes to foundation is not applying it down to their neckline, so their face and neck are two different shades.'

—, a makeup artist who has worked with Jennifer Lopez Powdering your foundation the wrong way. 'When you test a foundation and look at it in a mirror and love the way it looks, don't add powder out of habit. Most modern foundations are self-setting and don't need to be powdered. This habit is particularly bad to have if you're using mineral foundations that boast a glow-y finish. Powdering after with a flat powder will change the look you paid a good price to achieve.'

Senior artist Not switching up your foundation shade with the seasons. Tv paint studio for mac nc30. 'Once you've settled on the perfect foundation, it can be hard to let it go.

But most likely a woman's face doesn't stay the exact same color throughout the seasons. Switching up your foundation in the summer and winter is the way to go.' —, the lead makeup stylist for Nars.

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