Effective Remedies for Insect Bites and Skin Care in Teens
My skin Hello! I am 14 years old. I don't go out often, but my calves are frequently bitten by mosquitoes or insects. Sometimes I apply alcohol, baby oil, and medications (Sebo De Matcho, Terramycin), but they don't seem to help, meaning I still get bitten. Is this an a...
Dr. Zheng Lizhen Reply:
Reactions to mosquito bites vary from person to person. It is advisable to avoid scratching to prevent secondary bacterial infections, as this could prolong the healing process. It is best to consult a dermatologist for appropriate treatment. To reduce post-inflammatory hyperpigm...[Read More] Effective Remedies for Insect Bites and Skin Care in Teens
Effective Treatments for Scars and Dark Spots on Skin
Scars / Hyperpigmentation Hello, doctor. About 5 to 6 years ago, I had symptoms similar to eczema on my legs, which included redness, swelling, small blisters, and itching. I may have scratched the blisters at that time, resulting in very noticeable dark scars on my legs today. I...
Dr. Zheng Lizhen Reply:
To remove hyperpigmentation, you can use whitening skincare products containing vitamin C derivatives, L-ascorbic acid, alpha hydroxy acids, kojic acid, or arbutin. Additionally, dermatologists may prescribe medications containing hydroquinone, azelaic acid, or retinoids based on...[Read More] Effective Treatments for Scars and Dark Spots on Skin
Effective Ways to Remove Freckles Beyond Laser Treatments
How to remove freckles? Hello Dr. Liao: I have freckles on my face and arms. Besides laser treatment, are there other methods to remove these spots? I am also unsure if my age is suitable for using Sculptra.
Dr. Liao Wenyu Reply:
In addition to laser treatments, it is important to use sunscreen. Additionally, products containing alpha hydroxy acids and vitamin C can help with fading. St. Catherine's (likely referring to St. John's Wort) can be used, but these are all considered adjunctive method...[Read More] Effective Ways to Remove Freckles Beyond Laser Treatments
Can Glycolic Acid Peels Help Treat Back Acne and Sores?
It's quite serious..? I have developed a lot of acne and sores on my back. Can I undergo chemical peels with alpha hydroxy acids on my back? What is the reason for this? I have been very diligent about cleanliness...
Dr. Zheng Lizhen Reply:
The causes of acne on the back are the same as those on the face. 1. Hormonal changes. 2. Sebaceous gland secretion. 3. Abnormal keratinization at the pore openings, which blocks the pores. 4. The action of Propionibacterium acnes. Please note that cleanliness is only a small par...[Read More] Can Glycolic Acid Peels Help Treat Back Acne and Sores?
Effective Methods to Minimize Pore Size for Clearer Skin
Pore reduction Are there any methods to minimize the appearance of pores? Thanks!!
Dr. Zheng Lizhen Reply:
The size of pores is genetically determined, and astringents only provide temporary effects, so achieving pores that are invisible truly requires some natural talent! However, pores can appear larger due to the presence of acne and external oil buildup that stretch them. In addit...[Read More] Effective Methods to Minimize Pore Size for Clearer Skin
Understanding the Link Between Acne and Hormonal Imbalance
Acne and Endocrine System? Hello, doctor! I would like to ask about the relationship between acne and endocrine factors. During my teenage years, I hardly had any acne—maybe just one or two pimples a year. My skin was quite oily and sweaty, but overall, it was in good condition! ...
Dr. Jin Lianchun Reply:
Hello, Miss: The medical term for acne is "acne vulgaris," which includes comedones, papules, pustules, and large cysts, not all of which can be extracted. There are many reasons for the development of acne, including the following major factors: 1. Skin type: Some indi...[Read More] Understanding the Link Between Acne and Hormonal Imbalance
Expert Answers to Common Dermatology Questions: Acne, Vitamin C, and More
Consultation Inquiry Hello, doctor. I hope you don't mind answering my questions. Question 1: Is ice therapy effective for acne? Question 2: There was a report in the "Common Health" magazine about the remarkable effects of Isdin's Dehydroascorbic Acid (Vi...
Dr. Zheng Lizhen Reply:
1. When acne is severely inflamed, you can first apply a cold compress locally to alleviate redness, swelling, and pain, and consult a dermatologist for treatment. 2. Unclear. 3. No. 4. Currently, products like retinol and aldehyde are less likely to cause irritation and photosen...[Read More] Expert Answers to Common Dermatology Questions: Acne, Vitamin C, and More
Does Fruit Acid Thin Your Skin? Insights on Acne and Side Effects
Does alpha hydroxy acid thin the skin? Hello, doctor. 1. I have seen online that some users experienced thinning and sensitivity of the skin after using alpha hydroxy acids (AHAs). Is this a real possibility? 2. Can the use of AHAs improve the appearance of acne scars? 3. W...
Dr. Zheng Lizhen Reply:
1. After an alpha hydroxy acid (AHA) peel, it is the stratum corneum that becomes thinner, not the entire skin. On the contrary, the epidermis may actually thicken. Therefore, the notion that the skin becomes thinner after an AHA peel is fundamentally incorrect; those who claim t...[Read More] Does Fruit Acid Thin Your Skin? Insights on Acne and Side Effects
Understanding Acne on Thighs, Arms, and Back: Causes and Solutions
Acne Why do I have acne on my thighs that has lasted for a long time? I also have it on my arms and back, some of which can be squeezed and some cannot?
Dr. Jin Lianchun Reply:
Hello, sir: The medical term for acne is "acne vulgaris," which includes comedones, papules, pustules, and large cysts, not all of which can be extracted. There are many reasons for the development of acne, including the following major factors: 1. Skin type: Some indiv...[Read More] Understanding Acne on Thighs, Arms, and Back: Causes and Solutions
Understanding Body Acne: Causes, Treatments, and When to See a Doctor
Acne on the body? Hello Dr. Jin: Recently, I have been experiencing frequent breakouts, mostly on my neck, shoulders, and back. Previously, my acne was primarily on my face, but now it has decreased there while increasing on my body. I would like to know how to address this issue...
Dr. Jin Lianchun Reply:
Hello, Miss: The main reasons for developing acne on the skin are as follows: 1. Skin type: Some individuals have skin with pores that are more prone to keratinization and blockage, as well as sebaceous glands that secrete oil more readily. 2. Hormonal fluctuations: This phenomen...[Read More] Understanding Body Acne: Causes, Treatments, and When to See a Doctor
Understanding Your Skin Issues: Acne, Hormones, and Treatment Options
My skin issues? Hello, doctor: I have had many spots on my face since childhood, especially on my cheeks, and I have tried various medications without success. Additionally, I frequently experience acne between my chin and nose (especially noticeable before my menstrual period, b...
Dr. Zheng Lizhen Reply:
Skin type, whether dry or oily, is determined by the amount of oil your skin produces, and not simply by the presence of blemishes or acne. If your acne is predominantly located between the chin and the mouth, it is important to ensure that you rinse off fluoride toothpaste thoro...[Read More] Understanding Your Skin Issues: Acne, Hormones, and Treatment Options
Effective Solutions for Persistent Blackheads and Enlarged Pores
Blackheads Hello Dr. Cheng: I have been struggling with severe blackheads on my nose and chin since puberty. Generally, I have never been able to completely clear them out. Whether I have facials done or try to extract them myself using pore strips or a comedone extractor, they s...
Dr. Zheng Lizhen Reply:
To clear acne, salicylic acid, retinoids, alpha hydroxy acids (AHAs), and azelaic acid can be used as exfoliating agents to gradually soften and remove comedones. While pore strips may provide immediate satisfaction in extracting blackheads, their excessive and aggressive use is ...[Read More] Effective Solutions for Persistent Blackheads and Enlarged Pores
Effective Solutions for Blackheads and Enlarged Pores
The issues of blackheads and enlarged pores? Hello, I would like to ask: Since puberty, the tip of my nose and the sides of my nostrils have been what you would call "strawberry" skin, and now that I am older, there has been no improvement; in fact, the "strawberry...
Dr. Zheng Lizhen Reply:
To clear acne, exfoliating agents such as salicylic acid, retinoids, alpha hydroxy acids, and azelaic acid can be used to gradually soften and remove comedones. While pore strips may provide immediate satisfaction, their aggressive nature makes them unsuitable for frequent use, a...[Read More] Effective Solutions for Blackheads and Enlarged Pores
Understanding AHA Peels: Side Effects, Costs, and Safety Concerns
Regarding alpha hydroxy acid (AHA) peels? I would like to ask if there are any side effects after undergoing a chemical peel with alpha hydroxy acids (AHAs)? For example, redness, etc. I've seen classmates who had their faces burned after the procedure, which is quite scary....
Dr. Zheng Lizhen Reply:
Glycolic acid peels have shown good results in the treatment of acne, hyperpigmentation, and superficial wrinkles. It is recommended to first consult with your dermatologist for a diagnosis before deciding whether to undergo a glycolic acid peel. The cost varies by clinic, genera...[Read More] Understanding AHA Peels: Side Effects, Costs, and Safety Concerns
Understanding Acne: Can Chemical Peels Provide a Lasting Solution?
Alpha hydroxy acid (AHA) chemical peel Hello Dr. Cheng: I am not sure why, at 35 years old, I still frequently experience acne, and it seems to be increasing year by year, especially before my menstrual period. I often get breakouts around my mouth, and some areas tend to recur. ...
Dr. Zheng Lizhen Reply:
According to research, there is no direct relationship between acne and food. Therefore, unless a specific food is consistently linked to your acne, it is unnecessary to avoid it. Acne is primarily a skin issue and should not be used to predict the health of internal organs. If a...[Read More] Understanding Acne: Can Chemical Peels Provide a Lasting Solution?
Managing Persistent Skin Peeling: Allergies or Eczema Solutions
Peeling skin I have been experiencing peeling symptoms for 15 years, particularly around the edges of my nails, on my fingers, and at the corners of my eyes. There is some redness, and sometimes it itches. The doctor said this condition could be due to allergies or eczema. The sy...
Dr. Jin Lianchun Reply:
Hello, based on your description, it is possible that you have hand eczema. You should adhere to the following guidelines: 1. Avoid any contact with water, soap, cleaning agents, and irritating foods (such as scallions, ginger, and chili peppers). If contact is necessary, you mus...[Read More] Managing Persistent Skin Peeling: Allergies or Eczema Solutions
Effective Treatments for Persistent Acne Scars: Cost and Options
I'm here Doctor, I have a small bump and a tiny indentation on my nose that look like an ant. They have not disappeared for almost six months. What treatment options do you recommend? Also, could you give me an approximate cost for treatments like Ruby and Erbium YAG laser a...
Dr. Zheng Lizhen Reply:
The treatment of acne often involves a multifaceted approach. Cleansing is the top priority, as it helps remove oxidized oils and dirt from the skin, reducing bacterial growth. Alpha hydroxy acids or retinoids can improve excessive keratinization and clogged pores. Oral or topica...[Read More] Effective Treatments for Persistent Acne Scars: Cost and Options
Dealing with Acne: When to Consult a Dermatologist and Costs Involved
Dermatological aspects Dear Doctor, hello. I have a skin issue I would like to ask you about. I have a lot of comedones on my nose and I don't know how to deal with them. Can I seek help from a dermatologist for this? Will the costs be high? Also, I go to bed every night bef...
Dr. Jin Lianchun Reply:
Hello, Miss: Acne can certainly be treated by a dermatologist, and there are topical medications available. Chemical peels with alpha hydroxy acids can also be performed, and the cost is reasonable. Acne is caused by multiple factors, including: 1. Excessive keratinization of hai...[Read More] Dealing with Acne: When to Consult a Dermatologist and Costs Involved
Understanding Acne: Causes, Scarring, and Effective Treatments
The annoyance of acne? Hello, doctor: For the past year or two, I have been troubled by acne. Every time I have a breakout, I either experience constipation or it occurs before my menstrual period. Additionally, I have hemorrhoids; could this be related? I also have dark acne sca...
Dr. Zheng Lizhen Reply:
Before menstruation, due to hormonal influences, it is common for acne to worsen. Regarding constipation and hemorrhoids, it is generally said that they can lead to increased heat in the body. In fact, constipation can exacerbate hemorrhoids, as it leads to the accumulation of fr...[Read More] Understanding Acne: Causes, Scarring, and Effective Treatments
Understanding Follicular Occlusion: Causes, Symptoms, and Treatments
Follicular occlusion Hello! I would like to ask what follicular occlusion is, what are its specific symptoms, what causes it, what are the solutions, and how long does the treatment take? I would appreciate your time in answering these questions. Thank you.
Dr. Zheng Lizhen Reply:
Follicular occlusion refers to the blockage of the hair follicle's opening or canal by keratin or foreign substances. Clinically, this is observed as enlarged pore openings with small bumps. If accompanied by a bacterial infection, it can lead to folliculitis. The solution i...[Read More] Understanding Follicular Occlusion: Causes, Symptoms, and Treatments