New Ultimate Acne Guide

itoshi rin

itoshi rin

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The New Ultimate Acne Guide: From Root Cause to Clear Skin

A complete .org-style breakdown of what acne really is, why it happens, and how to actually fix it β€” from the inside and outside.

Table of Contents

  • 1. Why You Have Acne (Root Causes)
  • 2. External Treatments (Topicals)
    • 2.1 Tretinoin
    • 2.2 Azelaic Acid
    • 2.3 Clindamycin
    • 2.4 Benzoyl Peroxide (BPO)
    • 2.5 Adapalene
    • 2.6 Niacinamide
  • 3. Internal Treatments (Orals)
    • 3.1 Isotretinoin
    • 3.2 Antibiotics
    • 3.3 Spironolactone
    • 3.4 Zinc, Vitamin A, Omega-3
  • 4. Fixing the Root Cause
  • 5. Skin Barrier & Routine
  • 6. Timeline & Realistic Expectations
  • 7. Final Words

1. Why You Have Acne (Root Causes)​

Acne isn't bad luck. It's your body's response to deeper imbalances:

  • Excess androgens β†’ more sebum β†’ clogged pores
  • High insulin / IGF-1 from sugar, dairy, whey
  • C. acnes bacteria trapped under dead skin
  • Inflammation and oxidative stress
  • Harsh products stripping your skin barrier
  • Gut-liver axis dysregulation (food intolerances, dysbiosis)

2. External Treatments (Topicals)​

2.1 Tretinoin​

Effectiveness: β˜…β˜…β˜…β˜…β˜…

Mechanism:
Retinoid that speeds cell turnover, reduces microcomedones, boosts collagen.

Why it works:

  • Clears dead skin before it clogs pores
  • Fades pigmentation & fine lines
  • Long-term prevention of new acne
Why it fails for some:

  • Started too aggressively β†’ barrier damage
  • No moisturizer or sunscreen β†’ irritation
  • Quit too early (needs 8–12+ weeks for results)
Tip: Start with 0.025% 2–3Γ—/week + moisturizer. Use only on dry skin.


2.2 Azelaic Acid (15–20%)​

Effectiveness: β˜…β˜…β˜…β˜†β˜†

Mechanism:
Anti-inflammatory, antibacterial, keratolytic.

Best for:

  • Redness, rosacea-type acne, pigmentation
  • Darker skin tones (safe for melanin)
  • Most effective medication used for acne scarring
Why it fails:

  • Not used consistently (works best AM/PM)
  • Combined with irritating actives (like BPO or harsh exfoliants)

2.3 Clindamycin (topical antibiotic)​

Effectiveness: β˜…β˜…β˜†β˜†β˜† (only in combination)

Mechanism:
Inhibits bacterial protein synthesis (kills C. acnes)

Why it works:

  • Effective short-term bacteria control
Why it fails:

  • Used alone β†’ bacteria develops resistance
  • Not combined with retinoid or BPO
Tip: Only use with tretinoin or BPO, but not both at the same time. Alternate nights if combining.


2.4 Benzoyl Peroxide (BPO)​

Effectiveness: β˜…β˜…β˜…β˜…β˜†

Mechanism:
Releases oxygen into pores β†’ kills bacteria

Use case:

  • Inflammatory acne
  • Paired with antibiotics to prevent resistance
Mistakes:

  • Using too much β†’ irritation, over-drying
  • Bleaches clothing/towels β€” use carefully
Important: Do not layer BPO with tretinoin or clindamycin. Use on separate nights.


2.5 Adapalene​

Effectiveness: β˜…β˜…β˜…β˜…β˜†

OTC retinoid:
Less irritating than tretinoin, similar benefits

Good for: Beginners, sensitive skin types


2.6 Niacinamide​

Effectiveness: β˜…β˜…β˜†β˜†β˜† (supportive)

Function:
Regulates sebum, anti-inflammatory, brightens skin

Why include it:

  • Supports barrier repair
  • Pairs well with most actives (AM use preferred)
  • Doesn’t fix acne alone but helps overall skin health

3. Internal Treatments (Orals)​

3.1 Isotretinoin (Accutane)​

Effectiveness: β˜…β˜…β˜…β˜…β˜…

Mechanism:
Shrinks sebaceous glands, alters keratinization

Works when:

  • Severe, nodulocystic acne
  • Refractory to topicals
Fails when:

  • Poor compliance (daily use mandatory)
  • No support (hydration, lip balm, liver monitoring)
Side effects: Dry lips, joint pain, mood swings, elevated liver enzymes


3.2 Oral Antibiotics (Doxycycline, Minocycline)​

Effectiveness: β˜…β˜…β˜…β˜†β˜† (short-term only)

Mechanism:
Anti-inflammatory + antibacterial

Use case:

  • Moderate acne (short-term only: 8–12 weeks)
Risk: Resistance if not combined with topicals


3.3 Spironolactone​

Effectiveness: β˜…β˜…β˜…β˜…β˜† (in women)

Anti-androgen:
Blocks androgen receptors

Best for:

  • Hormonal acne in women (esp. jawline, cycle-related)
Not for: Men (affects testosterone β†’ feminization risk)


3.4 Supplements: Zinc, Omega-3, Vitamin A​

Effectiveness: β˜…β˜…β˜†β˜†β˜† (supportive)

Zinc Picolinate (30–50mg):
Regulates sebum, lowers DHT

Omega-3 (EPA focus): Anti-inflammatory

Vitamin A: Helps keratinocyte turnover (low dose; do not combine with Accutane)


4. Fixing the Root Cause​

Hormonal Support:​

  • Lower dairy/sugar β†’ ↓ insulin / IGF-1
  • Zinc, green tea extract β†’ ↓ DHT
  • Sleep, stress control β†’ ↓ cortisol

Diet:​

  • Eliminate: seed oils, high-GI carbs, whey
  • Add: liver, oily fish, cruciferous veg, probiotic foods

Gut & Liver:​

  • NAC, digestive enzymes, probiotics
  • Avoid alcohol & processed food

5. Skin Barrier & Routine (AM/PM)​

AM:

  • Gentle cleanser
  • Niacinamide or azelaic acid
  • Moisturizer
  • SPF 50+
PM:

  • Cleanser
  • Tretinoin or Adapalene (2–3x/week, not with BPO or clinda same night)
  • Clindamycin or BPO (alternate with tretinoin)
  • Moisturizer
  • Vaseline on dry spots

6. Timeline & Realistic Expectations​

WeekWhat Happens
1–2Irritation, purging begins
3–6Texture improves slowly
6–10Oil lessens, breakouts drop
12+Pigmentation fades, glow
Consistency > Strength. Acne takes time.

7. Final Words​

Acne is the signal β€” not the root issue.

You need to:

  • Address systemic factors (hormones, gut, diet)
  • Support your skin barrier
  • Be religiously consistent
If you have acne in your teen years, it's important to take it seriously early. My personal recommendation: try lifestyle and dietary changes for 2–3 months. If nothing improves, go to a dermatologist.

Be aware: Most dermatologists will try to prescribe you oral antibiotics like minocycline or topical clindamycin. You should avoid using them as a standalone treatment β€” they don't fix the root cause and can lead to resistance.

Instead, ask for Adapalene (Differin) or ideally Tretinoin. Those actually work long-term and address the problem at its core.

With the right tools, acne is beatable.

Don’t quit after 2 weeks. Quit when you win.



If u have tips to improve my post or have something additional to say from experience or knowledge about acne, please do so.
 
  • JFL
  • +1
Reactions: TrveShortcel, n8n2, Mike456 and 2 others
Doesn't benzoyl peroxide destroy skin barrier?
 
  • +1
Reactions: TrveShortcel, itoshi rin and pajjeetslayer
water dnr. tret, iso, taz, dut or ldar
 
  • +1
Reactions: 6Β΄3 LTN
Screenshot 20250805 154650

:feelskek:
 
  • JFL
Reactions: iblamexyz, moggerofhumanity, itoshi rin and 1 other person
Yes, thats true. If u use high dosages daily for example then ur skin barrier will get cooked
Even 2.5% BPO can increase lipid peroxidation causing flaky skin so tell me the percentage you use
 
Even 2.5% BPO can increase lipid peroxidation causing flaky skin so tell me the percentage you use
i used 10% but not too often. Besides drying my skin more then tret + sun, it just bleached my pillows and clothes. Didnt helped me with the acne
 
  • +1
Reactions: pablodave
Brutal AIThreadpill
 
bla bla bla just fix your gut health
 
  • Nerd
  • Ugh..
Reactions: mogging2eternity and itoshi rin
hormones, gut health, medication, lyfestyle
dht is the hormone causing problems, dut is a dht blocker therefore if u block it no more acne
 
  • +1
Reactions: itoshi rin
dht is the hormone causing problems, dut is a dht blocker therefore if u block it no more acne
yeah bro, i was just discussing with someone telling me "gut health" is the only thing causing acne. He dont believe me with dht. Dut would just clear off acne coming from dht but maybe i shouldve included it
 
yeah bro, i was just discussing with someone telling me "gut health" is the only thing causing acne. He dont believe me with dht. Dut would just clear off acne coming from dht but maybe i shouldve included it
gut health muah yeah it can be a probelm for skin but 99% of acne is hormone problem. dont listen to these shitheads
 
  • +1
Reactions: itoshi rin

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