Skin Encyclopedia

An evidence-based skincare reference by SYNC Beauty.

Encyclopedia

Do You Need a 10-Step Routine?

a question often prompted by elaborate multi-step regimens, though effective skincare can be simple and a short routine may suit most people. Core habits like cleansing, moisturizing, and daily sunscreen...

Do You Need a 10-Step Routine?

a question often prompted by elaborate multi-step regimens, though effective skincare can be simple and a short routine may suit most people. Core habits like cleansing, moisturizing, and daily sunscreen...

Is Popping Pimples Ever Okay?

a tempting habit that dermatologists generally advise against, because squeezing can push bacteria and debris deeper, worsen inflammation, and increase the risk of scarring. Certain lesions may be safely extracted...

Is Popping Pimples Ever Okay?

a tempting habit that dermatologists generally advise against, because squeezing can push bacteria and debris deeper, worsen inflammation, and increase the risk of scarring. Certain lesions may be safely extracted...

Does Retinol Thin the Skin?

a persistent myth that likely stems from early flaking and sensitivity, when in reality studies suggest retinoids can thicken the deeper dermis over time. The initial peeling reflects surface cell...

Does Retinol Thin the Skin?

a persistent myth that likely stems from early flaking and sensitivity, when in reality studies suggest retinoids can thicken the deeper dermis over time. The initial peeling reflects surface cell...

Can You Use Retinol Only in Winter?

a seasonal approach some people adopt because retinol can cause dryness and because sun exposure often peaks in summer, though retinol can be used year-round with proper sun protection. Consistency...

Can You Use Retinol Only in Winter?

a seasonal approach some people adopt because retinol can cause dryness and because sun exposure often peaks in summer, though retinol can be used year-round with proper sun protection. Consistency...

Does Vitamin C Make Skin Sun-Sensitive?

a frequent mix-up, since vitamin C is an antioxidant that does not increase photosensitivity the way some other actives can. Used in the morning, it can actually complement sunscreen by...

Does Vitamin C Make Skin Sun-Sensitive?

a frequent mix-up, since vitamin C is an antioxidant that does not increase photosensitivity the way some other actives can. Used in the morning, it can actually complement sunscreen by...

Is Sunscreen Bad for You?

a common worry driven by headlines about chemical filters and ingredient absorption, yet dermatology organizations consistently regard daily sunscreen as safe and beneficial. Regulatory bodies continue to review filter data,...

Is Sunscreen Bad for You?

a common worry driven by headlines about chemical filters and ingredient absorption, yet dermatology organizations consistently regard daily sunscreen as safe and beneficial. Regulatory bodies continue to review filter data,...