Social media has made it easier than ever to discover new makeup techniques, but it has also made it easier to pick up habits that look impressive on screen and cause real damage over time. Dermatologists and skin care experts say that several of the most widely shared makeup trends come with consequences that are rarely mentioned in the tutorials promoting them.

The three techniques below are among the most popular in beauty content right now, and each one carries risks that range from accelerated aging to infections that may require medical treatment. Understanding what they actually do to your skin makes it easier to decide whether the aesthetic payoff is worth it.

 Baking with heavy layers of powder

The baking technique involves pressing a generous amount of translucent powder onto specific areas of the face, leaving it to sit for several minutes to set the makeup underneath, then brushing away the excess. In photos and under studio lighting, the result can look polished and crease-free. In practice, the repeated use of this method takes a meaningful toll on the skin.

Heavy powder application draws moisture away from the skin’s surface, which leads to dehydration that shows up as flakiness, tightness and an accelerated appearance of fine lines. Rather than creating a smooth finish, the technique can cause powder to collect in the very creases it is meant to minimize, making texture and lines more visible rather than less.

The under-eye area is particularly vulnerable. This skin is already thinner and drier than the rest of the face and tends to show signs of aging earlier. Applying excess powder to this area on a daily basis compounds those vulnerabilities over time and can cause texture changes that are difficult to reverse.

A lighter approach achieves similar staying power without the drawbacks. Using a small amount of powder only where genuinely necessary, paired with a setting spray, provides longevity while allowing the skin to function normally throughout the day.

 Sharing makeup products and tools

The culture around borrowing, swapping and testing makeup has grown significantly, fueled in part by social media content centered on product recommendations and beauty hauls. But the hygiene risks associated with sharing cosmetics are serious and frequently underestimated.

Eye makeup carries the highest level of risk. Mascara wands and eyeliner pencils transfer bacteria directly between users, and the interior of a mascara tube, which is warm and moist, creates an environment where harmful microorganisms multiply quickly. Shared eye products have been linked to infections ranging from mild irritation to conditions requiring antibiotic treatment.

Lip products present a different but equally real concern. Viruses responsible for cold sores and other contagious conditions can be transmitted through shared lip balms, glosses and lipsticks, particularly when products are applied directly from the tube rather than with a clean applicator. Once a product is contaminated, it can continue to cause repeated infections each time it is used.

Foundation and concealer may seem lower risk by comparison, but dipping fingers into shared pots or using communal brushes and sponges still transfers bacteria, skin cells and oils between people, creating conditions that can trigger breakouts and infections. Disposable applicators, personal product collections and regular sanitizing of reusable tools are the most reliable ways to avoid these issues.

Daily heavy contouring with pore clogging formulas

Contouring was originally developed for stage and camera work, where dramatic sculpting was necessary to read under harsh lighting. As the technique migrated into everyday makeup routines, it brought with it the same heavy formulations designed for occasional use, applied now on a daily basis.

Many contouring products contain oils, waxes and silicones that allow for smooth blending but also sit heavily on the skin, blocking pores and preventing normal function. When these products are worn for extended periods each day and not fully removed at night, residue accumulates in pores and creates the conditions that lead to blackheads, whiteheads and inflammatory acne. The areas that receive the most contouring attention, typically the jawline, cheekbones and forehead, often develop concentrated breakouts as a result.

The skin barrier faces pressure from both directions with this technique. Aggressive cleansing is sometimes needed to fully remove heavy contouring products, which can strip the skin of its protective oils. But incomplete removal is equally problematic, leaving pore clogging residue behind. Either outcome compromises the skin’s ability to protect and regulate itself over time.

Choosing lighter, non comedogenic formulations and applying them selectively rather than across large portions of the face reduces these risks while still achieving a sculpted effect. Thorough but gentle cleansing at the end of the day is equally important in minimizing long term damage.