If you are just using this powder foundation, should you apply your liquid concealer before or after application? Liquid Concealer can be applied before or after powder foundations. Try both methods to see which one works best for you. What brush do you recommend using the original loose powder foundation with for a soft, natural look? For best results, we recommend applying with the Beautiful Finish Brush. It is designed to work perfectly to apply using our signature Swirl, Tap, Buff application method that will give you buildable, seamless, natural-looking coverage /finish.