Skincare products, Dermatology FAQ - Page 11

Share to:
Understanding Blisters and Peeling Skin: Causes, Treatments, and Concerns

Blisters and peeling skin Hello Dr. Jiang: I have a troubling issue. Since around April of this year, I have been developing many small blisters on my fingers, which then harden and eventually peel off. I have seen several doctors, but none have been able to effectively control i...


Dr. Jiang Zheen Reply:
Dear Youyou: Based on your description, it appears to be dyshidrotic eczema. The exact cause of this condition is unknown, and it often occurs seasonally, most commonly in the spring and summer or during seasonal transitions. While the precise triggers are unclear, a small number...

[Read More] Understanding Blisters and Peeling Skin: Causes, Treatments, and Concerns


Understanding Dark Circles: Causes, Types, and Treatment Options

I am greatly troubled by dark circles under my eyes? Hello, Doctor: I apologize for having multiple questions. I would like to ask: 1. What causes dark circles? I have normal and sufficient sleep, yet they are still very noticeable. Could this be related to anemia or my constitut...


Dr. Chen Yiying Reply:
Hello, Miss Freedom: The causes of dark circles can generally be categorized into three types: (1) Poor circulation type: This is more common in individuals who stay up late or have allergic rhinitis and chronic nasal congestion. (2) Pigmentation type: This is often seen in those...

[Read More] Understanding Dark Circles: Causes, Types, and Treatment Options


Understanding Unusual Skin Conditions: Tips for Postpartum Care

Unusual skin conditions Hello, I would like to ask you... Over the past two months, I've developed many bumps on my forehead that I can't tell if they are blackheads or pimples, and they can't be squeezed out. After a night's sleep, they seem to improve a bit,...


Dr. Zheng Lizhen Reply:
1. Based on your description, a diagnosis cannot be made immediately. Please consult a nearby dermatologist for evaluation and treatment. 2. Skincare products should be chosen according to skin type. For oily areas, select lightweight, non-greasy moisturizing products, while fo...

[Read More] Understanding Unusual Skin Conditions: Tips for Postpartum Care


Skin Care Concerns: Tips for Managing Combination Skin and Acne

Regarding skin issues? Hello, Doctor: I have a question. Previously, I used cosmetics from the "Mei Shuang Shuang" tea tree series, including toner and serum, while my moisturizer was from the whitening Vitamin C series. After using them, I felt that there wasn't m...


Dr. Zheng Lizhen Reply:
1. Facial fine hairs do not significantly affect absorption, so there is no need to worry too much about them. 2. Individual skin types naturally vary. 3. First, use a cleanser to gently and thoroughly cleanse your entire face, then rinse off the cleanser with lukewarm water, and...

[Read More] Skin Care Concerns: Tips for Managing Combination Skin and Acne


Sudden Aging: Understanding Rapid Skin Changes in Your 30s

Sudden aging Although I am already thirty years old, I have always appeared much younger than my actual age, and many people think so too. However, in the past month, the flesh on my cheeks has suddenly become very loose. Is it possible to age so quickly in such a short time? Are...


Dr. Zheng Lizhen Reply:
Aging is a continuous and cumulative process; dwelling on the past will not improve the present. Excessive pulling and tugging on the skin can certainly lead to wrinkles, while other factors such as ultraviolet radiation, smoking, and an unbalanced diet can increase the productio...

[Read More] Sudden Aging: Understanding Rapid Skin Changes in Your 30s


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


Silica Powder: Benefits and Risks for Your Skin Health

Silica powder There is a substance used on the skin called "silica powder." I'm not sure if this substance has any benefits or harms for the skin.


Dr. Zheng Lizhen Reply:
"The disappearance of pores" is not an exaggeration in advertising, but rather a result of the inclusion of ingredients such as silica, silicone, and their derivatives. These ingredients provide a non-greasy and refreshing feel, with a texture that is smooth like velvet...

[Read More] Silica Powder: Benefits and Risks for Your Skin Health


Effective Solutions for Oily Skin: Tips from Dermatologists

Facial oiliness issue? Hello Doctor: I have been troubled by the issue of oily skin on my face. Are there any solutions? Are there medications available, and are they safe for the body? I would appreciate your guidance.


Dr. Zheng Lizhen Reply:
For oily skin, in addition to maintaining proper facial cleansing and avoiding overly oily skincare products, it is advisable to keep tissues or blotting papers on hand to absorb excess oil as needed. Using a sebum control serum can also make it easier to manage oil production.

[Read More] Effective Solutions for Oily Skin: Tips from Dermatologists


Understanding Seborrheic Dermatitis: Causes, Treatments, and Skincare Tips

Consultation Inquiry Hello Dr. Cheng, Two weeks ago, I suddenly experienced redness and itching on my forehead, eyelids, sides of my nose, and chin (all areas where sebaceous glands are more active). Subsequently, I noticed some flaking. I assumed it was seborrheic dermatitis, ...


Dr. Zheng Lizhen Reply:
Based on your description, your issue may be seborrheic dermatitis. Please visit a dermatologist in person and do not purchase over-the-counter medications for self-treatment. Seborrheic dermatitis cannot be completely cured, as the exact cause remains unclear, and thus definitiv...

[Read More] Understanding Seborrheic Dermatitis: Causes, Treatments, and Skincare Tips


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


Effective Strategies for Managing Oily Skin and Acne

Oily skin Hello Dr. Cheng: I have a couple of questions. (1) I heard from a friend that she used to have a face full of acne and oily skin. She only washes her face with water every day (as many times as she feels oily) and doesn’t use any toners or skincare products at all. Is...


Dr. Zheng Lizhen Reply:
Your friend may have developed acne due to the improper use of cosmetics or skincare products, so avoiding these products can indeed be helpful. However, does simply washing the face with water prevent everyone from getting acne? Not necessarily, as the formation of acne is relat...

[Read More] Effective Strategies for Managing Oily Skin and Acne


Understanding Sudden Facial Redness and Bumps: Causes and Solutions

Skin redness and swelling? I suddenly developed small bumps on my cheeks. They feel rough to the touch, are a bit itchy, red, and have a warm sensation. Recently, I have been drinking rose tea and a beverage made with California plums for three consecutive days. I had been drinki...


Dr. Zheng Lizhen Reply:
Based on your description, your issue may be acne or eczema. Please visit a dermatologist in person to receive an accurate diagnosis and treatment.

[Read More] Understanding Sudden Facial Redness and Bumps: Causes and Solutions


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


Dealing with Red Bumps on Your Face: Causes and Solutions

There are many small red spots on my face! Hello Dr. Zheng: I hardly had acne during puberty, but I started to develop adult acne after entering college. Additionally, my skin is quite fair, so acne scars are slow to fade! (I occasionally apply topical treatments similar to retin...


Dr. Zheng Lizhen Reply:
It is recommended that you have a dermatologist examine the small red spots on your face. Regarding the dryness of your facial skin, consider that using tretinoin can commonly lead to dryness and peeling. You may be applying too much medication or using a cleanser that is too har...

[Read More] Dealing with Red Bumps on Your Face: Causes and Solutions


Managing Dry Skin: Can Medication Help with Oily Face Issues?

Dry skin If the skin all over the body is extremely dry, can medication be used to improve it, even though the face tends to be oily?


Dr. Jin Lianchun Reply:
Hello, sir: There are several topical moisturizing medications or skincare products that can improve dry skin: 1. Urea ointment 2. Various lotions 3. Lanolin 4. Petroleum jelly 5. High-concentration alpha hydroxy acid lotions (10-15%). However, these should be used daily like bat...

[Read More] Managing Dry Skin: Can Medication Help with Oily Face Issues?


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 Adult Acne vs. Teen Acne: Tips for Fading Scars

I'm sorry What are the differences between adult acne and adolescent acne? How can acne scars be lightened?


Dr. Zheng Lizhen Reply:
What you refer to as adult acne is likely "late-onset acne." This term is used to avoid the common misconception that acne, often referred to as "teenage acne," only affects adolescents. In reality, acne is not exclusive to teenagers. The main causes of late-o...

[Read More] Understanding Adult Acne vs. Teen Acne: Tips for Fading Scars


Previous|Page Next