I test all things beauty, and this is truly what to stock up on. TV deals from under $200. Key points and original sources are listed below.

• I test all things beauty, and this is truly what to stock up on.S1

• TV deals from under $200.S2

• NBC Selected editors are tracking the best October Prime Day deals live, with prices and recommendations updated throughout the event. Here’s what’s worth buying.S3

• From French drugstore skin care to press-on nails, this mega-sale is bursting with beauty gems.S4