Acne is highly likely. It is also commonly referred to as pimples ~ a problem that occurs after a child reaches puberty. At present, it does not seem to be serious, you can consider using topical adapalene gel, once a day at night, at first there may be a sense of irritation, usually a week or so will gradually get used to it. Try not to use greasy moisturizers, and avoid greasy, sweet, and milk-containing foods in your diet to help prevent recurrence.

Whitehead acne, no medication is needed at this time, suggest 1. eat less sweets chili 2. wash your face with warm water three times a day 3. pay attention to rest.

This state of the child is in the period of puberty, a true manifestation of acne.

Mostly closed mouth acne from the photos. Give him a little bit of a regimen at this point.

Take good care of the sun, as the 13 and 14 year old girls are often involved in sports activities, and it is important to apply sunscreen to her. The sun is a major factor in triggering acne.

Eat less sweet, spicy and greasy food. Try to go to bed earlier, staying up late can also aggravate acne flare-ups.

Try to use an acidic cleanser as much as possible. Although your child is in a period of puberty and will be more oily than when they were younger, it is not recommended to wash your face vigorously with a high-foaming alkaline cleanser, as this will irritate the skin even more.

For the whiteheads now, do not squeeze them on your own, but if you want to clean them up, you can go to a hospital or a professional skin facility to do something to clear them up.

Then one of the most effective treatments for whiteheads is fruit acid treatment. This treatment utilizes weaker plant-derived acids to apply to the skin, and they penetrate well into the dermis as well as deeper layers, dissolving the keratinous lipid components that have formed, making the pores more sparse, and inhibiting the growth of inflammation. The treatment is relatively simple and you don't have to go every day, about once a month.

After the treatment, your skin will feel slightly dry, so it is important to hydrate and protect yourself from the sun.