Beauty

Hydroxy Acids: The Ultimate Guide to AHA, BHA & PHA in Skincare

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At Yokuro Skin, we believe in high-performance skincare rooted in both science and luxury. One category of ingredients that perfectly embodies this balance is hydroxy acids: powerful yet transformative compounds that refine, resurface, and rejuvenate the skin.  

Not all hydroxy acids are created equal. From Alpha Hydroxy Acids (AHAs) to Beta Hydroxy Acids (BHAs) and Polyhydroxy Acids (PHAs), each has unique benefits tailored to different skin types and concerns.  

So what do they do, how do they differ, and how can they be used effectively in skincare routines?

What Are Hydroxy Acids?

Hydroxy acids are a group of exfoliating acids that work by dissolving the bonds between dead skin cells, allowing for gentle removal and revealing smoother, brighter, and healthier-looking skin underneath. They are commonly used to:  

  • Improve skin texture
  • Reduce hyperpigmentation
  • Unclog pores & prevent breakouts 
  • Boost hydration & collagen production  
  • Enhance skin radiance

There are three main types: AHAs, BHAs, and PHAs 

Alpha Hydroxy Acids (AHA) – The Glow-Boosters  

What are they:  Water-soluble acids derived from fruits, sugar cane, or milk. They work on the skin’s surface, gently breaking down dead skin cells to promote a radiant, even complexion.  

Best For:

  • Dull, rough, or textured skin
  • Hyperpigmentation & dark spots
  • Dry & dehydrated skin
  • Fine lines & early signs of aging 

Common AHAs & Their Benefits

  • Glycolic Acid – The most potent AHA, known for deep exfoliation and collagen stimulation. Great for anti-aging.  
  • Lactic Acid – Milder than glycolic acid but excellent for hydration and improving uneven skin tone.  
  • Mandelic Acid – A gentler AHA, ideal for sensitive skin and acne-prone skin due to its antibacterial properties.  

How to Use AHAs:

– Best used in night time routines to allow skin to regenerate

– Always follow with sunscreen (AHAs increase sun sensitivity).  

Where You’ll Find Them in Yokuro: 

  • Imole Brightening and Clarifying Serum
  • Pipe AHA/BHA Serum 
  • Mimo foaming cleanser  

Beta Hydroxy Acids (BHA) – The Pore Purifiers

What are they: Oil-soluble acids that penetrate deep into pores, breaking down excess oil and clearing out congestion. This makes them particularly effective for oily and acne-prone skin.  

Best For:

  • Oily, acne-prone skin
  • Blackheads & clogged pores
  • Inflammation & redness  

Common BHA & Its Benefits: 

  • Salicylic Acid – The most well-known BHA, derived from willow bark. It exfoliates inside the pores, reducing acne, blackheads, and excess oil while soothing inflammation.  

How to Use BHAs 

– Use daily – twice daily

– Works well in both morning and evening routines  

– Pair with **hydrating ingredients** (like niacinamide or green tea) to prevent dryness.  

Where You’ll Find Them in Yokuro:

  • Our Pipe Serum is formulated for oily, blemish-prone skin, incorporating clarifying ingredients to refine pores and control breakouts.  
  • Mimo foaming cleanser 

Polyhydroxy Acids (PHA) – The Gentle Exfoliators

What are they: The newest generation of hydroxy acids – offering similar exfoliation benefits as AHAs but with larger molecules, making them gentler and more hydrating. They also have antioxidant properties, helping protect the skin from environmental damage.  

Best For:  

  • Sensitive & reactive skin  
  • Dry & dehydrated skin
  • Mature skin looking for gentle exfoliation 

Common PHAs & Their Benefits:

– Gluconolactone – Hydrates while exfoliating, making it ideal for those with dry, sensitive skin.  

– Lactobionic Acid – A strong antioxidant that improves skin texture while reinforcing the skin barrier.  

How to Use PHAs  

– PHAs are gentle enough for daily use, even for sensitive skin.  

– Can be paired with AHAs or BHAs for multi-level exfoliation.  

– Work well in hydrating & barrier-repairing formulas.  

Where You’ll Find Them in Yokuro: 

Our Omi Hydrating Serum blends PHA with humectants to gently exfoliate while keeping skin plump and hydrated.  

How to Choose the Right Hydroxy Acid for Your Skin

Skin ConcernBest Hydroxy AcidYokuro Product Recommendation
Dullness and Uneven Skin tone AHA (Glycolic, Lactic and Mandelic Acid)Imole 
Spots, oily skin and clogged poresBHA (Salicylic acid)Pipe
Dryness and Sensitivity PHA (Gluconolactone)Omi
Visible signs of ageingAHAs and PHAsAyeraye

So whether you need deep exfoliation, pore-clearing power, or gentle resurfacing, hydroxy acids offer transformative benefits when used correctly. At Yokuro, we carefully formulate our products to deliver these actives in a way that ensures glowing, healthy skin without compromise.  

Ready to experience the power of hydroxy acids? Discover Yokuro’s expertly crafted serums today. 

#YokuroGlow #HydroxyAcids #AHA #BHA #PHA #LuxurySkincare

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