This thread is your space to speak freely. Use this for your general questions, feedback on the sub, or to discuss anything else on your mind.

If you're goal is skin lightening, you don't need much skincare, just a basic routine. Asking for "Skincare products" is the completely wrong angle, and it just distracts you from what you actually need to do. Skincare alone is not how you get rid of a tan. Everyone needs basic skincare for general health, but treating skin lightening as a product routine misses the mark entirely. Hyperpigmentation is a medical condition that needs therapeutical treatment and the advice of a board certified dermatologist.

https://preview.redd.it/66k32cp9ruih1.jpg?width=225&format=pjpg&auto=webp&s=c917906ae5016dcad13be3a4b4775516c65222fe

Here is the exact reality of what you need to focus on instead:

• Extreme Sun Avoidance: This is the non-negotiable baseline. You need to stay out of the sun whenever the UV index is above 1. Standard glass doesn't block long-wave UVA or visible light either, so you need proper blackout curtains for your bedroom and office to stop the environment from continuously triggering melanin production. No sunscreen covers 100% UVA light so add as much physical protection and stay indoors as much as possible.
• Understand What Skincare Can (and Can't) Do: Almost all over-the-counter skincare cannot pass the stratum corneum, the tough outer layer of your skin. They just sit on the surface. The only things that actually penetrate deep enough to alter cell turnover are therapeutic topicals prescribed by a doctor. But precisely because prescription topicals are strong, you need strict medical guidance so you don't ruin your skin barrier.
• Avoid Irritation at All Costs: Playing around with strong chemical acids or over-exfoliating to try and "scrub" the tan away will backfire horribly. Irritating your skin causes micro-inflammation, and inflammation commands your body to produce more pigment.
• Tackle Oxidative Stress from the Inside: A tan is driven by internal oxidative damage. You need to reduce that stress through a clean diet, proper sleep, regular exercise, and oral supplements (like NAC, Glycine, and Vitamin C) to raise your glutathione levels naturally. (And stay well clear of glutathione shots, they are dangerous, illegal in many places, and a massive health risk).
• Protect Against Visible Light: Standard sunscreens miss visible light, which penetrates deeper than UV. Make sure you're using a broad-spectrum, water-resistant mineral sunscreen with iron oxides for proper visible light protection. And that still won't be enough.
• Keep Your Skincare Dead Simple: Stop overloading your skin with ten different products. All you need is a basic cleanser, a good moisturiser, a solid mineral tinted sunscreen, and at most one topical active for cell turnover/melanin inhibition once your skin is adjusted.

Above all, you have to give it time. Fading a tan safely is a long, slow process that relies on natural skin cell renewal over months of strict sun avoidance. Stop looking for a magic skinwhitening product. It doesn't exist.

This thread is your space to speak freely. Use this for your general questions, feedback on the sub, or to discuss anything else on your mind.

This thread is your space to speak freely. Use this for your general questions, feedback on the sub, or to discuss anything else on your mind.

I wanted to share my personal routine of how I started tretinoin safely more than year ago. This covers my 2-month prep phase, my exact weekly schedule, and a few safety guidelines that saved my skin barrier.

Why Tretinoin Works (The Short Science)

Tretinoin speeds up epidermal cell turnover, clears out clogged pores, smooths fine lines, and helps fade hyperpigmentation.

As pigmented skin cells are shed faster, existing spots lighten. However, this only works if you’re strict with sun protection. Even ambient UVA coming through windows can trigger melanin production. Over 12+ weeks, tretinoin helps even out skin tone and restore your natural complexion when combined with strict sun exposure avoidance. Check the hourly UV index 3 times a day and avoid exposure whenever it's above 1.

1–2 Months of Prep (Before Touching Tret)

Before starting, I spent two months strengthening my skin barrier and lifestyle habits:

• Sleep & Rhythm: Kept a consistent sleep schedule (early to bed, early to rise) to support natural skin repair.
• Morning Walks: Short 20–30 minute walks at sunrise to get antioxidant, infrared light, and circadian rhythm support without heavy UV exposure.
• Diet & Supplements: Plenty of veg, moderate organic animal protein, green tea, and daily supplements (NAC, Vitamin C, and Glycine). I quote alcohol and processed meat. Kept sugar, and processed foods to a minimum.
• Skincare Reset: Cut out every active ingredient (AHAs, BHAs, Vitamin C, Niacinamide, and exfoliating cleansers). I stripped my routine back to just three things:
  1. A gentle, fragrance-free cleanser (e.g., Vanicream or CeraVe).
  2. A plain, heavy moisturiser (added a drop of pure glycerin if extra dry).
  3. A simple mineral sunscreen (zinc-based) whenever leaving the house.
• Weekly Barrier Day: Once a week, I’d cleanse, moisturise, and apply a thin layer of Vaseline over my face. On these days, I stayed indoors away from direct window light and skipped SPF to give my skin a total rest.
• Hygiene: Changed my pillowcase every single night.

My First Month Schedule (Short-Contact Method)

I used short-contact therapy to build tolerance gradually:

Friday Night — First Application

1. Gently wiped my face using a damp cotton pad with bottle water.
2. Applied a thin layer of Vaseline around the corners of my nose and under my eyes using a cotton bud to protect delicate areas.
3. Dotted a pea-sized amount of 0.025% tretinoin across my forehead, cheeks, nose, and chin, then smoothed it out. (Avoided the eye area entirely).
4. Left it on for 10–20 minutes. (I avoided to look at screen and mobile at this time)
5. Gently wiped it off with damp cotton, washed my face with my gentle cleanser, applied moisturiser to damp skin, and sealed it with Vaseline.

Saturday — Barrier Recovery Day

• No tretinoin.
• Cleansed, moisturised, and applied Vaseline.
• Stayed indoors with the blinds drawn (skipped sunscreen to let my skin rest).

Sunday — Rest & Re-apply

• Day: Regular cleanse and moisturise.
• Stayed indoors with the blinds drawn (skipped sunscreen to let my skin rest).
• Night: Applied tretinoin again for 20 minutes using the short-contact method, rinsed, moisturised, and sealed.

My Weekly Rotation

• Week 1: Friday (Tret), Saturday (Barrier Day), Sunday (Barrier day, Tret - 20 min at night), Tuesday (Tret), Thursday (Tret), Saturday (Barrier Day, tret at night), Sunday ( Barrier day).
• Progressive Exposure: Over time, I gradually increased contact time from 20 mins to 45 mins to 60 mins, eventually building up to overnight leave-on use.
• Tracking: Kept a quick daily note on my phone to log any peeling, redness, or breakouts.

Important Safety Rules

1. Never use more than a pea-sized amount. Extra product won't speed up results; it just burns your barrier.
2. Buffer sensitive areas. Always put Vaseline around your eyes, nostrils, and lips before applying tretinoin.
3. Never slug over leave-on tretinoin. If you're leaving tret on overnight, do not put Vaseline on top. Slugging traps the active ingredient and can cause severe irritation. (Slugging is only safe after washing tret off).
4. Listen to your skin. If you feel stinging or severe peeling, back off immediately on frequency or contact time.
5. Avoid all other actives at first. No AHAs/BHAs, Vitamin C, Benzoyl Peroxide, or harsh scrubs while adapting.

Key Tips That Helped Me

Always pea-sized.

the 2 months that I prepared before, no actives, just preparing my skin for the onslaught

Protect fragile areas with Vaseline before tret.

Wash hands before application.

Moisturize + seal with Vaseline after removing tret.

Purging is normal.

If irritation → cut back (time, frequency, or both).

Things to Avoid at First

No AHA/BHA (alpha- and beta-hydroxy acids) no exfoliating no vitamin c.

No strong actives (vitamin C, niacinamide, benzoyl peroxide).

No alcohol, sugar, or processed foods.

No sun exposure on barrier days — you won’t have sunscreen on. Stay indoors, away from windows.

Final Thoughts

Tretinoin is powerful. It:

clears acne

fades hyperpigmentation

lightens skin tone with consistent sun avoidance

improves texture long-term

My Friday night → Saturday barrier day system made the early weeks tolerable. If you’re starting, go slow, stay disciplined, and remember: sun avoidance is as important as tret itself for lightening results.

Final Thoughts

Tretinoin is brilliant for evening out skin tone, and improving texture long-term. It's one of the only topicals that can get deeper than the stratum corneum. However, consistency and barrier care matter far more than speed. Go slowly, respect your skin barrier, and remember that broad-spectrum sun protection is half the equation.

Corrected Scientific References

1. Leyden, J. J., et al. (1989). Topical tretinoin for acne vulgaris: clinical and histological studies. Journal of the American Academy of Dermatology, 21(3 Pt 2), 735–743. PubMed PMID: 2673943
2. Griffiths, C. E., et al. (1993). Restoration of collagen formation in photodamaged human skin by tretinoin (retinoic acid). New England Journal of Medicine, 329(8), 530–535. DOI: 10.1056/NEJM199308193290803
3. Griffiths, C. E., et al. (1993). Topical tretinoin (retinoic acid) improves melasma. A vehicle-controlled, clinical trial. British Journal of Dermatology, 129(4), 415–421. PubMed PMID: 8217758
4. Kang, S. (1998). The mechanism of action of topical retinoids in the treatment of photoaging. Journal of the American Academy of Dermatology, 39(2 Pt 2), S38–S41. PubMed PMID: 9703122

Before you ask anything — make sure you’ve earned karma in our sub first. Mods will upvote your contributions in the following posts:

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If you haven’t engaged in the karma-earning threads, your question will be removed and you may get muted/banned.

We get a lot of spammers and previously banned users coming back on new accounts pretending to be “newbies.” Because of that, we’re strict. Please don’t take it personally.

If you’re genuinely new:

• Scroll down and participate in both karma-earning threads.
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We’re happy to help — but if you don’t read our stuff, we won’t read yours.

Also: don’t accept random DMs and don’t ask for vendors/sources.

Once you’ve met the requirements, drop your questions below 👇

Edit: We have 7 rules, read them. If they are too much for some people, there's no need to be part of this sub. I think it'd be appropriate to find or create a sub you feel it's more adequate for you.

This thread is your space to speak freely. Use this for your general questions, feedback on the sub, or to discuss anything else on your mind.

More irritation means your skin will respond stimulating melanogesis.

This is the list of ingredients of Thiamidol as found in incidecoder.com

https://preview.redd.it/zhrhzm3g8ifh1.png?width=984&format=png&auto=webp&s=848239fb59f9d7498b9c409badbcedad6c3eb0a1

The yellow marks in alcohol denat, and parfum indicate irritating potential. Not to mentio than citric aci and Phenoxyethanol can react badly in combination with other ingredients. That's why we always recommend keeping your topicals at minimum. Maybe you can apply Thiamidol and not get irritation if the rest of your skincare and makeup is frangance free and formulated for sensitive skin, even if you feel like you don't have sensitive skin. It's all about preventing anything that can stimulate your melanin and pigment will come in your defense even if you don't feel your skin gets irritated.

That doesn't mean thiamidol is useless, it's a good ingredient but the current formulation might not suit many people with darker skin tones. If possible consult with a dermatologist before approaching your hyperpigmentation concerns because many therapeutic topicals like Hq, or tretinoin might work better for your concerns. Moreover, skincare products aren't as heavily controlled by authorities as pharmaceutical formulations. So the same strength of azelaic acid will be different in a skincare product like the ordinary than in a pharmaceutical formulation like fianaceas. The former might be falsified or contain less than the declared percentage while the latter although still might get counterfeits will have the control of health authorities and medical professionals.

More information on thiamidol here:

https://www.reddit.com/r/skinwhitening/comments/1qiskju/following_up_on_thiamid0l_after_the_science_vs/

Distrust anyone who tells you that you can apply any product even relatively safe ones from prestigious skincare brands. Eucerin makes excellent products but some ingredients of their thiamidol formulation might not be what suits your skin.

This thread is your space to speak freely. Use this for your general questions, feedback on the sub, or to discuss anything else on your mind.

This post expands on a comment I wrote in a recent discussion here:

🔗 https://www.reddit.com/r/skinwhitening/comments/1rofnq1/skincare_sunscreen_advice_for_white_people_doesnt/

A lot of skincare communities focus heavily on sunburn and UVB, but when we talk about hyperpigmentation and melanocyte activation, the research actually points much more strongly toward UVA radiation, visible light, and oxidative stress.

https://preview.redd.it/poyt8o4e6tdh1.png?width=1536&format=png&auto=webp&s=bf79b7bb6747d7f9af5c88cddc457ad7d5aa2e2b

Understanding this helps explain why dermatology approaches to pigmentation usually involve multiple strategies, not just sunscreen.

1. UVA penetrates much deeper than UVB

https://preview.redd.it/hytm9w4h6tdh1.png?width=567&format=png&auto=webp&s=cd13bf42053d30e60278a8d77abdffc589f0a933

UV radiation reaching the skin is divided mainly into UVA (320–400 nm) and UVB (280–320 nm).

https://preview.redd.it/pnkaeaxj6tdh1.png?width=1200&format=png&auto=webp&s=5f571147d58d1e400106118490f396e489fa42ee

The key difference is penetration depth:

• UVB mainly affects the epidermis
• UVA penetrates into the dermis

This matters because melanocytes respond strongly to oxidative stress signals generated by UVA exposure.

Research shows UVA can induce:

• Immediate pigment darkening (IPD)
• Persistent pigment darkening (PPD)
• Reactive oxygen species (ROS) generation

https://preview.redd.it/f3pnfuan6tdh1.png?width=586&format=png&auto=webp&s=ff5512eebfcf352873bcfd30c2be448fc4bf3965

These signals stimulate melanocytes to increase melanin production.

📚 Sources
Mahmoud et al., Effects of visible light on the skin, Journal of Investigative Dermatology
https://doi.org/10.1038/jid.2008.237

Scientific diagrams of UV penetration also show that UVA reaches deeper skin layers than UVB, while UVB mainly damages the epidermis.

2. Visible light can also trigger pigmentation

This is something many people in skincare communities don’t know.

Visible light (especially blue light / HEV) can also stimulate melanocytes.

Studies found that visible light induces long-lasting pigmentation, especially in Fitzpatrick IV–VI skin types.

In darker skin types the pigmentation response can be stronger and more persistent than UVA alone.

📚 Source
Mahmoud et al., Impact of visible light on skin pigmentation
https://doi.org/10.1111/jdv.13566

This is why dermatologists treating melasma and hyperpigmentation often recommend tinted sunscreens containing iron oxides, because iron oxides help block visible light wavelengths that regular sunscreens do not fully cover.

3. Sunscreen does not block 100% of UVA

Most people think high SPF = full protection, but SPF mainly measures UVB protection (sunburn prevention).

UVA protection is measured separately using metrics like:

• PPD (Persistent Pigment Darkening)
• PA rating (common in Asian sunscreens)

Even strong sunscreens still allow some UVA transmission, which is why dermatologists treating pigment disorders recommend multiple protective strategies.

📚 Source
Wang et al., Photoprotection: A Review of Current and Future Technologies
https://doi.org/10.1111/j.1524-4725.2010.01703.x

Common strategies recommended for pigmentation disorders include:

• shade
• hats
• UPF clothing
• window films
• avoiding peak UV hours

4. Oxidative stress is a major melanogenesis trigger

Another key factor is reactive oxygen species (ROS).

Both UVA radiation and pollution increase oxidative stress in skin, which activates signaling pathways that stimulate melanogenesis.

These pathways include:

• MITF activation
• tyrosinase upregulation
• melanocyte signaling cascades

📚 Source
Briganti et al., Chemical and Instrumental Approaches to Treat Hyperpigmentation
https://doi.org/10.1111/j.1600-0625.2003.00033.x

This is one reason antioxidants like:

• vitamin C (mostly oral)
• glutathione precursors
• carotenoids

are studied in pigmentation management.

For people trying to manage or reduce pigmentation:

• UVA penetrates deeper and stimulates melanocytes
• visible light can trigger pigmentation in darker skin types
• sunscreen helps but does not block all melanogenic radiation
• oxidative stress activates melanogenesis pathways

So strategies that reduce UV exposure, ROS, and inflammation are actually very consistent with how dermatology treats pigmentation disorders.

This thread is your space to speak freely. Use this for your general questions, feedback on the sub, or to discuss anything else on your mind.

Please be very cautious if someone contacts you through DM offering skin-lightening methods, subliminals, whitening creams/lotions. They're just skipping our safety rules.

Legitimate advice doesn't need to be hidden in direct messages.

Unfortunately, people promoting mercury creams, unregulated hydroquinone, subliminal, DIY products, counterfeit cosmetics, lasers or other potentially dangerous substances often try to move conversations into DMs where moderators can't see what's being recommended.

For your own safety, we strongly encourage you not to accept medical or skincare recommendations through private messages.

If someone contacts you after posting here and starts recommending products or asking you to buy something, please report it to the moderation team. We'd much rather investigate a genuine report than have one of our members harmed by advice that deliberately avoids public scrutiny.

If a recommendation is genuinely safe and evidence-based, there's no reason it can't be discussed openly where the whole community can question it, fact-check it, and benefit from the conversation.

Please be very cautious if someone contacts you through DM offering skin-lightening methods, subliminals, whitening creams/lotions. They're just skipping our safety rules.

Legitimate advice doesn't need to be hidden in direct messages.

Unfortunately, people promoting mercury creams, unregulated hydroquinone, subliminal, DIY products, counterfeit cosmetics, lasers or other potentially dangerous substances often try to move conversations into DMs where moderators can't see what's being recommended.

For your own safety, we strongly encourage you not to accept medical or skincare recommendations through private messages.

If someone contacts you after posting here and starts recommending products or asking you to buy something, please report it to the moderation team. We'd much rather investigate a genuine report than have one of our members harmed by advice that deliberately avoids public scrutiny.

If a recommendation is genuinely safe and evidence-based, there's no reason it can't be discussed openly where the whole community can question it, fact-check it, and benefit from the conversation.

Before you ask anything — make sure you’ve earned karma in our sub first. Mods will upvote your contributions in the following posts:

https://www.reddit.com/r/skinwhitening/comments/1tuxxi8/new_members_lowkarma_users_and_unapproved_accounts/

https://www.reddit.com/r/skinwhitening/comments/1scv7ig/karma_earning_thread_april_2026_read_instructions/

If you haven’t engaged in the karma-earning threads, your question will be removed and you may get muted/banned.

We get a lot of spammers and previously banned users coming back on new accounts pretending to be “newbies.” Because of that, we’re strict. Please don’t take it personally.

If you’re genuinely new:

• Scroll down and participate in both karma-earning threads.
• Read through this post and the comments.
• Engage with the approved posts on Before and after, MSM, topicals, Tretinoin, etc before asking repeat questions.

We’re happy to help — but if you don’t read our stuff, we won’t read yours.

Also: don’t accept random DMs and don’t ask for vendors/sources.

Once you’ve met the requirements, drop your questions below 👇

Edit: We have 7 rules, read them. If they are too much for some people, there's no need to be part of this sub. I think it'd be appropriate to find or create a sub you feel it's more adequate for you.