4 lip glosses

If your makeup collection is crusty, crumbling, or simply nonexistent...

Start fresh. You don't need much (from left to right): E.L.F. Studio Concealer ($3; eyeslipsface.com), Maybelline Dream Mousse Blush ($8; drugstores), CoverGirl LashBlast Fusion Mascara ($9; drugstores), and Revlon Just Bitten LipStain ($9; drugstores).
Chanel lipstick

Or, if you have a drawerful of makeup but still haven't found the perfect lipstick...

Splurge on Chanel Rouge Allure ($30; Chanel.com). It glides on smoothly, lasts for hours—and at the department store, you can choose exactly the right shade (you have your pick of several dozen).
7 skincare items

If you're an indoors-woman, or want a basic skincare regimen that covers just about everything...

Stock up on the essentials (from left to right): Pond's Evening Soothe Wet Cleansing Towelettes ($5; drugstores), Lumene Vitamin C+ Protecting Day Cream SPF 15 ($20 each; Dermstore.com), RoC Retinol Correxion Deep Wrinkle Night Cream ($22; drugstores), Clinique Sun SPF 50 Face Cream ($17.50; Clinique.com), Estee Lauder Time Zone Anti-Line/Wrinkle Eye Creme ($44; EsteeLauder.com), Aveeno Ultra-Calming Moisturizing Cream Cleanser ($7; drugstores), and St. Ives Naturally Clear Green Tea Scrub ($6; drugstores).
Skinceuticals

Or, if you spend a lot of time outside, or just want to ramp up your basic skincare regimen...

Invest in Skinceuticals C E Ferulic serum ($142; SkinCeuticals.com). It earns raves from dermatologists for providing serious antioxidant protection against the skin roughness, fine lines, and discoloration caused by UV exposure.
four Fresh body lotions

If you prefer your scents—and your moisturizers—light...

Get yourself a wardrobe of Fresh Body Lotions. Try (from left to right) juicy Mangosteen, zesty Hesperides, tart-and-sweet Sugar Lemon, and crisp Citron de Vigne ($22.50 each; Fresh.com). They're subtle enough to slather head to toe, and they soak in quickly.
Bvlgari cream

Or, if heady floral scents—and gorgeous, glossy packaging—send you into a swoon...

Consider Bvlgari's Jasmin Noir Body Cream ($90; Nordstrom.com). Just a dollop of this rich cream envelops your skin in a sensual mix of jasmine and woody notes that lasts all day.

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