how much time DO various skincare products take to work?

While some products generate rapid results, others may take more time to produce apparent results. Here's a broad rule of thumb:

Skincare Products

Cleansers and toners are products that remove dirt, oil, and pollutants from your skin. You may feel rejuvenated and clean immediately after using them.

Cleansers

Moisturizers have an almost immediate hydrating impact because they help to replenish and seal in moisture in your skin.

Moisturizers

Long-term results, such as better skin texture and moisture, may take a few weeks to manifest.

Moisturizers

While some serums may produce immediate plumping or brightening results, meaningful changes in the targeted issues may need several weeks or even months of persistent use.

Serums

Depending on the severity of your acne, acne treatments can take several weeks to work.

Acne Treatments

Anti-aging products, such as retinoids or collagen-boosting serums, may take several weeks or even months of consistent usage to have obvious results.

Anti-aging Products

Remember that skincare is a long-term commitment, and outcomes may vary from person to person.

Overall, 

When it comes to skincare, consistency and patience are crucial because it frequently takes time for the components to infiltrate the skin and for cellular turnover and regeneration to occur.