Generally, the correct order is: Cleanser > Toner (optional) > Serum/Treatments > Eye Cream (optional) > Moisturizer > Sunscreen (in the morning). Apply the thinnest formulas first and the thickest last.

It typically takes 4 to 6 weeks to see noticeable results from a new skin care product, as this timeframe allows for at least one full skin cell turnover cycle.

Active ingredients are the components in a product (like retinol, vitamin C, or salicylic acid) that are scientifically proven to address a specific skin concern and cause a biological change in the skin.

A separate eye cream is not strictly necessary if your face moisturizer is gentle and effective; however, specialized eye creams are formulated to target common concerns specific to the delicate eye area (like fine lines, dark circles, and puffiness).

A separate eye cream is not strictly necessary if your face moisturizer is gentle and effective; however, specialized eye creams are formulated to target common concerns specific to the delicate eye area (like fine lines, dark circles, and puffiness).

Skin purging is a temporary reaction, usually caused by active ingredients (like AHAs or retinoids), where the product speeds up the cell turnover rate, bringing existing micro-comedones (clogged pores) to the surface as temporary breakouts.

Moisturizing is vital for all skin types, including oily skin, because it helps maintain the skin's barrier function and prevents the skin from overcompensating for dryness by producing more excess oil.