Effective Skincare Tips for Acne After Doctor's Treatment
In addition to seeing a doctor, there are other options for treating acne..? Hello doctor, I would like to ask about skin care for individuals troubled by acne... After seeing a doctor and stopping medication, how should one maintain their skin? How do we define when it's ap...
Dr. Hong Zhengsheng Reply:
Dear Patient, In your message, you mentioned, "Why are there no A-acid skincare products on the market?" This is due to regulations set by the Ministry of Health and Welfare in Taiwan. As for bothersome acne, it is related to individual constitution, lifestyle habits, ...[Read More] Effective Skincare Tips for Acne After Doctor's Treatment
Understanding Alpha Hydroxy Acids: Efficacy, Concentration, and Side Effects
Regarding the use of alpha hydroxy acids (AHAs)? What concentration of salicylic acid or alpha hydroxy acids (AHAs) in skincare products is effective? What is the difference between the two? I've heard that using AHAs or salicylic acid initially can cause breakouts and clogg...
Dr. Jiang Yujiao Reply:
Hello: In response to your question, if you are applying fruit acids at home, it is recommended that the concentration should not exceed 20%. Generally, fruit acids can provide some help for acne and comedones, but they should not be relied upon solely for treatment. Salicylic ac...[Read More] Understanding Alpha Hydroxy Acids: Efficacy, Concentration, and Side Effects
Understanding Rosacea: Treatment Options and Skin Care Tips
Alcoholic skin, related care and treatment issues? Question 1: Is it necessary to treat early-stage rosacea? If I use a specialized skincare product for rosacea, such as "Zhen Shui DDF," and maintain a normal lifestyle while avoiding external irritants like hot baths, h...
Dr. Huang Ruiyun Reply:
1. Not necessarily. 2. It is possible. 3. Skincare products containing PHA (lactobionic acid, lactone-type gluconic acid). Medications require a doctor's prescription. 4. Increased microvascular dilation is not necessarily rosacea; it can occur slightly with age. If you cons...[Read More] Understanding Rosacea: Treatment Options and Skin Care Tips
Managing Acne and Allergies: Effective Solutions for Sensitive Skin
Acid allergy Hello, doctor. I am allergic to retinoids and alpha hydroxy acids. My face tends to be oily and I frequently develop acne and comedones. I have tried various oil-control and oil-free skincare products, but using only astringent makes my skin too dry, leading to more ...
Dr. Zheng Lizhen Reply:
Hello: Please visit a dermatology specialist for diagnosis and treatment. You can go to a hospital or a specialized clinic. Sincerely, Dr. Cheng Li-Chen, Dermatology.[Read More] Managing Acne and Allergies: Effective Solutions for Sensitive Skin
Understanding and Managing Recent Acne Breakouts: Expert Advice
I've been experiencing a sudden outbreak of acne recently? Hello Dr. Jiang: In the past two weeks, I've been experiencing breakouts on my face (cheeks, nose, and along the hairline, approximately 20 spots). They are quite deep, with some developing whiteheads while othe...
Dr. Jiang Yujiao Reply:
Hello: In response to your question, the possible reasons for the acne on your face, considering your symptoms and age, are as follows: (1) Using skincare products that are not suitable for you, which may be too greasy or contain ingredients in sunscreen that can cause breakouts....[Read More] Understanding and Managing Recent Acne Breakouts: Expert Advice
Understanding AHA Skincare Reactions: Sun Exposure and Sensitivity Issues
I used skincare products containing alpha hydroxy acids (AHAs)? I have been using an alpha hydroxy acid (AHA) skincare product for over a month without any issues, but recently, since school started, I have been spending a lot of time in the sun. My face has been red for more tha...
Dr. Zheng Lizhen Reply:
Hello: If you have been using alpha hydroxy acid products for over a month without any issues, it is likely not an allergy to alpha hydroxy acids. You may want to stop using the alpha hydroxy acid products and enhance your sun protection. Additionally, consider whether other skin...[Read More] Understanding AHA Skincare Reactions: Sun Exposure and Sensitivity Issues
How Long to Use Artificial Skin After Laser Treatment?
Laser How many days should artificial skin be applied after laser treatment? Should it continue to be applied after the wound has scabbed? What tapes or products can be used as alternatives to artificial skin?
Dr. Jiang Zheen Reply:
The artificial skin can be applied until the epidermis grows back, which takes about 2-3 weeks. It is also advisable to apply skincare products containing epidermal growth factors. Wishing you a smooth recovery.[Read More] How Long to Use Artificial Skin After Laser Treatment?
Choosing the Right Skincare: Medical vs. Natural Products for Sensitive Skin
How to choose skincare products? I heard that long-term use of topical medications prescribed by dermatologists for treating acne can make the skin more sensitive. Is this correct? Initially, these treatments are very effective, but after stopping the medication, there may be sid...
Dr. Huang Ruiyun Reply:
There are many types of medications for acne, and those that have exfoliating and comedolytic effects can make the skin more sensitive. There is no medication that can completely eradicate acne; if left untreated, it will recur not due to the medication but because it returns to ...[Read More] Choosing the Right Skincare: Medical vs. Natural Products for Sensitive Skin
Understanding Facial Skin Issues: Managing Visible Blood Vessels
My face~~~ Hello~ I have noticeable microcapillaries on both sides of my lips that have been present for a long time, but recently I've also developed them on my cheeks, and they are quite prominent. I have dry skin on my cheeks and oily skin on my T-zone, and my skin is qui...
Dr. Huang Ruiyun Reply:
It is unrelated to skincare routines and is likely due to individual constitution. Additionally, unless there has been long-term misuse of corticosteroids (such as eczema ointments), this should not be a concern. If it is a significant worry, one might consider trying adjustable ...[Read More] Understanding Facial Skin Issues: Managing Visible Blood Vessels
Do You Really Need to Extract Acne? Debunking Common Myths
I have a question regarding acne? Hello! I would like to ask you about acne because I have some. I'm afraid to squeeze them myself, so I went for a facial. However, a friend's mother said that it's actually unnecessary to have facials to extract them because our sk...
Dr. Zheng Lizhen Reply:
Hello: The skin of the body naturally metabolizes and expels comedones over time, which is normal under conditions of proper skin structure and metabolism. However, if there is an abnormal structure with excessively thick stratum corneum, the keratin plugs may not be easily expel...[Read More] Do You Really Need to Extract Acne? Debunking Common Myths
Understanding Chemical Peels: Benefits, Costs, and Aftercare
Alpha Hydroxy Acid (AHA) Peeling Chemical peels, particularly those using alpha hydroxy acids (AHAs), are typically recommended for various skin conditions. They can be beneficial for improving skin texture, reducing fine lines, treating acne, and addressing hyperpigmentation. If...
Dr. Zheng Lizhen Reply:
Hello: The effects that chemical peel treatments can improve include: rough skin texture, fine lines, and wrinkles. It can also improve acne and acne scars, as well as dark spots and hyperpigmentation. The cost is generally around 2000 TWD. You can directly inquire at Keelung Hos...[Read More] Understanding Chemical Peels: Benefits, Costs, and Aftercare
Choosing the Right Eye Cream: Key Ingredients and Tips for Fine Lines
How to purchase eye cream? Hello: I have fine lines around my eyes when I smile, so I want to purchase an eye cream to prevent these lines from worsening. I would like to ask: 1. If the main ingredients of the eye cream are L-Ascorbic Acid (10%), Hyaluronic Acid, Elastin, and Col...
Dr. Huang Ruiyun Reply:
1. The primary function of eye cream (or most skincare products) is to provide hydration. When the moisture content of the skin's stratum corneum is adequate, the skin appears whiter, more radiant, and less wrinkled compared to when it is dry. Hyaluronic acid, elastin, and c...[Read More] Choosing the Right Eye Cream: Key Ingredients and Tips for Fine Lines
Understanding Oily Skin and Enlarged Pores: Solutions for Your 30s
Enlarged pores Hello, if you are already 30 years old and your face still frequently becomes oily (about 20-30 minutes after washing your face), develops acne, and using oil-control and acne treatment products makes your skin too dry and flaky, but your face still feels oily to t...
Dr. Zheng Lizhen Reply:
Hello: You can use alpha hydroxy acid (AHA) skincare products to enhance hydration, but choose moisturizers that are oil-free or have a low oil content for a lighter feel. Sincerely, Dr. Cheng Li-Chen, Dermatologist.[Read More] Understanding Oily Skin and Enlarged Pores: Solutions for Your 30s
Can I Use Cosmetics with Seborrheic Dermatitis?
Can seborrheic dermatitis use cosmetics? Hello Dr. Jiang, I would like to ask you a few questions: 1. I have seborrheic dermatitis and I am currently using medication to control it. However, as soon as I stop using the medication, it tends to relapse. In this case, can I use co...
Dr. Zheng Lizhen Reply:
Hello: Seborrheic dermatitis is a condition related to one's constitution, characterized by overactive sebaceous glands leading to excessive oil secretion. Medication is typically required only when symptoms are present. Regularly using oil-free cleansing products can help m...[Read More] Can I Use Cosmetics with Seborrheic Dermatitis?
Why Are My Melasma Spots Darkening? Expert Advice for Sensitive Skin
Lentigines darkening? Hello, doctor. I have liver spots on both sides of my face. Recently, I have been using a depigmentation cream prescribed by a physician at the Veterans General Hospital (a two-in-one product, with the morning application labeled "SCAR and ZNB," an...
Dr. Zheng Lizhen Reply:
Hello: Melasma will not respond immediately to any spot removal creams or whitening treatments. You must have patience and confidence. Currently, there are many new products available; you can consult your original physician to consider trying different products. You might also e...[Read More] Why Are My Melasma Spots Darkening? Expert Advice for Sensitive Skin
Effective Treatments and Ingredients to Fade Freckles on Skin
Freckles Freckles have been present for several years... I have undergone laser treatments on one side of my face and neck 4 to 5 times, but they haven't worked! What methods can help make the spots disappear or fade? What ingredients should I look for in topical products th...
Dr. Zheng Lizhen Reply:
Hello: Currently, the most effective treatment method is laser therapy. Additionally, it is important to pay attention to sun protection and to use skincare products containing L-ascorbic acid to help lighten spots. Sincerely, Dr. Cheng Li-Chen, Dermatologist.[Read More] Effective Treatments and Ingredients to Fade Freckles on Skin
Managing Stretch Marks and Skin Changes During Pregnancy: Expert Advice
Stretch marks and areolas..? Doctor, I would like to ask you a question. I am currently over six months pregnant, but I have developed unwanted stretch marks on my thighs and buttocks. When I was 20 years old and pregnant with my first child, I didn't understand how to take ...
Dr. Zheng Lizhen Reply:
Hello, 1. Treatments such as intense pulsed light (IPL), pulsed electromagnetic field therapy, cold laser therapy, and dye laser can be used to improve stretch marks. Botox cannot eliminate stretch marks. Currently, our facility does not have the aforementioned equipment. These...[Read More] Managing Stretch Marks and Skin Changes During Pregnancy: Expert Advice
Improving Acne with Glycolic Acid Peels: What You Need to Know
Alpha Hydroxy Acid (AHA) Peel Doctor, I have been dealing with acne on my face for almost 4 years. I have heard that glycolic acid can help improve it. Since I will be working in Taipei, I am looking for a dermatologist and I am afraid of being scammed. I can't seem to find ...
Dr. Zheng Lizhen Reply:
Hello: Alpha hydroxy acids can improve acne, but they still need to be combined with medication for treatment, and it cannot be completely resolved in a short period of time. Currently, our clinic charges 1800 NTD for a single session and 9000 NTD for six sessions. Sincerely, Dr....[Read More] Improving Acne with Glycolic Acid Peels: What You Need to Know
Understanding Seborrheic Skin: Tips for Seasonal Care and Product Recommendations
Seborrheic skin Dear Doctor: I usually have combination skin, but during seasonal changes and in winter, my face still itches after applying lotion. I experience itching and flaking in the eyebrow and upper eyelid areas, and the skin around my eyes is very dry. Does this indicate...
Dr. Huang Ruiyun Reply:
It could be seborrheic dermatitis, but an online diagnosis cannot be confirmed. You may try using products with higher moisturizing properties and avoid staying up late. If the condition remains severe, it is advisable to consult a dermatologist.[Read More] Understanding Seborrheic Skin: Tips for Seasonal Care and Product Recommendations
Morning Face Wash: Do You Really Need It for Healthy Skin?
Cleansing and Makeup Removal 1. Is it true when celebrities on TV say that you don't need to wash your face in the morning because the skin secretes beneficial substances while sleeping? Should you wash your face in the morning or not? 2. I usually use sunscreen. Is it suff...
Dr. Zheng Lizhen Reply:
Hello: 1. For oily skin that tends to produce excess sebum or when using photosensitive medications or skincare products, it is still recommended to wash your face again. 2. Whether cleansing is sufficient depends on the ingredients in the sunscreen and the oil and dirt removal p...[Read More] Morning Face Wash: Do You Really Need It for Healthy Skin?