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Can I take Collagen or Glutathione to treat my dull skin?

This Premium Q&A, reviewed and published, features a real conversation between an iCliniq user and a physician.

Patient's Query

Hello doctor,

I have tanning and pigmentation on my face, not all over the face, but some patches of pigmentation and very dull skin. I have a query about whether I can take Collagen or Glutathione.

Kindly help.

Answered by Dr. Misha Saghir

Education:

MBBS

Professional Bio:

Dr. Misha Saghir is a dedicated dermatologist with expertise in diagnosing and managing a wide range of skin, hair, nail, and cosmetic concerns. Her areas of expertise include acne, pigmentation, eczema, psoriasis, vitiligo, melasma, skin infections, and other hair and nail disorders. With previous experience as a general practitioner in government healthcare, Dr. Misha Saghir combines strong clinical knowledge with a patient-centered approach. She provides evidence-based online consultations, practical treatment plans, clear guidance, and appropriate follow-up care to help patients achieve healthy skin, hair, and nails.

This doctor is not available for online consultations on the platform anymore.

Hello,

Welcome to icliniq.com.

I understand how frustrating it can be to notice patchy pigmentation and dullness on the face, especially when it affects confidence. You are not alone in this, and the good news is that most causes of facial tanning and pigmentation at your age are treatable and reversible once the exact pattern is identified.

Based on your description, the pigmentation could be due to sun-induced tanning, post-inflammatory pigmentation (from acne or irritation), uneven skincare, or early melasma. Melasma is less common in young men but can still occur, especially if there is significant sun exposure. Because treatment differs depending on the cause, it is important to first see the pattern of pigmentation.

I would strongly recommend that you share clear photos of your face in natural daylight, including the cheeks, forehead, nose, and jawline. This will help rule out or confirm melasma and guide the right treatment plan.

Regarding your question about collagen and Glutathione, it is important to have realistic expectations. Oral collagen supplements mainly help with skin hydration and elasticity over time. They do not directly remove pigmentation or tanning, but some people notice improved skin texture and less dullness after consistent use for a few months. They are generally safe if taken within recommended doses, but they should be considered supportive, not a primary treatment for pigmentation.

Glutathione, on the other hand, is often marketed as a skin-lightening agent. Current scientific evidence for oral glutathione in treating facial pigmentation is limited and inconsistent. Any lightening effect, if it occurs, is usually mild and temporary, and it does not address the root cause of pigmentation. Injectable Glutathione is not recommended due to safety concerns and a lack of long-term evidence. If you choose to take oral glutathione, take it for one to two months to notice any difference.

More importantly, no supplement will work if the basic skincare foundation is missing. Use a broad-spectrum sunscreen with an SPF (sun protection factor) of 30 or higher daily. Without sun protection, pigmentation will continue to worsen regardless of collagen or Glutathione use.

To effectively manage it, you need targeted topical treatments (such as Niacinamide, Azelaic acid, or vitamin C), as they are far more effective than supplements alone.

Dullness and patchy pigmentation usually improve gradually over six to eight weeks once the right routine is followed consistently. Supplements can be added as supportive measures, but they are not substitutes for topical care and sun avoidance.

Please do share clear photos of your face so we can assess whether this looks more like tanning, post-acne marks, or melasma. Once that is clarified, I can guide you with a precise skincare routine and let you know whether any supplements would genuinely benefit you.

I hope you are satisfied with my answer. For further queries, you can consult me at iCliniq.

Thank you.

Medically reviewed by iCliniq medical review team
Published At March 19, 2026
Reviewed At March 23, 2026

Education:

MBBS

Professional Bio:

Dr. Misha Saghir is a dedicated dermatologist with expertise in diagnosing and managing a wide range of skin, hair, nail, and cosmetic concerns. Her areas of expertise include acne, pigmentation, eczema, psoriasis, vitiligo, melasma, skin infections, and other hair and nail disorders. With previous experience as a general practitioner in government healthcare, Dr. Misha Saghir combines strong clinical knowledge with a patient-centered approach. She provides evidence-based online consultations, practical treatment plans, clear guidance, and appropriate follow-up care to help patients achieve healthy skin, hair, and nails.

This doctor is not available for online consultations on the platform anymore.

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Companion

Dull Skin Pigmentation Companion

How it works

Dull skin and pigmentation can be frustrating, but many causes are treatable. Here's what you need to know about common causes, supplements, and effective treatments.

1

Skin
Causes

2

Collagen
Effect

3

Glutathione
Lightening

4

Sun
Protection

5

Topical
Treatments

6

Realistic
Expectations

Important Note on Supplements

Medications and supplements should be taken after consulting a physician. The dosages will be prescribed by the physician. Do not alter, start, or stop medications or supplements without consulting a healthcare professional.

This information is based on general medical guidance. It is not a substitute for professional medical advice; consult a qualified clinician.

Always consult a doctor before taking medication; self-medication carries serious health risks. Take exact prescribed doses, and never start, change, or stop treatment without medical supervision.

Education:

MBBS

Professional Bio:

Dr. Misha Saghir is a dedicated dermatologist with expertise in diagnosing and managing a wide range of skin, hair, nail, and cosmetic concerns. Her areas of expertise include acne, pigmentation, eczema, psoriasis, vitiligo, melasma, skin infections, and other hair and nail disorders. With previous experience as a general practitioner in government healthcare, Dr. Misha Saghir combines strong clinical knowledge with a patient-centered approach. She provides evidence-based online consultations, practical treatment plans, clear guidance, and appropriate follow-up care to help patients achieve healthy skin, hair, and nails.

This doctor is not available for online consultations on the platform anymore.

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