Home Mandelac Serum 20ml — 20% Mandelic Acid for Acne & Brightening
Mandelac Serum 20ml by Jenpharm 20% Mandelic Acid AHA face serum front view
Mandelac Serum 20ml ingredient list DL-Mandelic Acid Allantoin Sorbitol Glycerin
Mandelac 20ml serum texture for acne brightening and post-acne pigmentation
Mandelac Serum 20ml by Jenpharm 20% Mandelic Acid AHA face serum front view
Mandelac Serum 20ml ingredient list DL-Mandelic Acid Allantoin Sorbitol Glycerin
Mandelac 20ml serum texture for acne brightening and post-acne pigmentation

Mandelac Serum 20ml — 20% Mandelic Acid for Acne & Brightening

Mandelac Serum 20ml by Jenpharm delivers 20% DL-Mandelic Acid — a potent AHA for acne, post-acne pigmentation, skin brightening, and fine line reduction. Mandelic Acid's larger molecular size makes it gentler than glycolic acid while still delivering effective exfoliation — ideal for acne-prone, pigmented, and darker skin tones. Contains Allantoin, Sorbitol, and Glycerin to minimise post-exfoliation dryness. For use as part of a night-time skincare routine with SPF 30+ the following morning.

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Availability: In stock SKU: DER000000559
Tags: 20% mandelic acid acne scar serum acne serum acne vulgaris serum AHA serum alpha hydroxy acid anti-aging serum brightening serum comedone treatment exfoliating serum face serum fine lines serum gentle AHA hyperpigmentation Jenpharm Mandelac mandelic acid serum night serum OTC post-acne pigmentation skin brightening skin lightening serum skincare routine SPF required wrinkle reduction
Mandelac Serum 20ml by Jenpharm 20% Mandelic Acid AHA face serum front view

Mandelac Serum 20ml — 20% Mandelic Acid for Acne & Brightening

Rs. 1,398

Mandelac Serum 20ml — 20% Mandelic Acid AHA Serum

Mandelac Serum by Jenpharm is a 20% Mandelic Acid (DL-Mandelic Acid) AHA serum designed for acne, post-acne pigmentation, skin brightening, and fine line reduction. Distinct from the Mandelac Cream (a leave-on treatment), this is a concentrated serum for use as part of an active skincare routine — delivering deeper, faster exfoliation while remaining gentler on the skin than glycolic acid.

What Is Mandelic Acid?

Mandelic Acid is an Alpha Hydroxy Acid (AHA) derived from bitter almonds. At 20%, it is a potent AHA concentration. Its larger molecular size compared to glycolic acid means it penetrates skin more slowly, making it less irritating while still delivering meaningful exfoliation, brightening, and anti-acne results. It is particularly effective for:

  • Acne vulgaris and deep comedones
  • Post-acne hyperpigmentation and acne scars
  • Melanin regulation for a brighter, more even complexion
  • Fine lines and surface wrinkle reduction
  • Skin texture improvement

Key Ingredients

  • DL-Mandelic Acid 20% — AHA exfoliant; loosens dead skin cell bonds, unclogs pores, and inhibits melanin formation
  • Allantoin — soothing agent that calms post-exfoliation irritation and supports skin healing
  • Sorbitol — humectant that retains moisture and prevents over-drying from the AHA
  • Glycerin — additional hydrating humectant for post-exfoliation comfort

Key Benefits

  • Treats acne vulgaris and deep comedones by exfoliating inside pores
  • Lightens post-acne marks and hyperpigmentation by inhibiting melanin formation
  • Brightens overall skin tone and complexion
  • Reduces fine lines and surface wrinkles
  • Gentler AHA alternative to glycolic acid — suitable for sensitive and darker skin tones
  • Suitable for home-care use between professional treatments

How to Use

Start slowly — apply every other night until skin adjusts (typically 2–4 weeks). Gradually increase to once nightly. Once desired results are achieved, reduce to maintenance frequency or add to daily lotion. Always use SPF 30+ the following morning — AHAs significantly increase photosensitivity. Follow with an oil-free moisturiser to prevent dryness.

How Mandelac Serum Differs from Mandelac Cream

The Mandelac Serum is a higher-concentration, faster-acting liquid serum for active treatment phases. The Mandelac Cream is a lower-concentration leave-on cream suited for maintenance and sensitive skin. They can be used in a step-down routine: serum during active treatment, cream for long-term maintenance.

Explore More

Browse all mandelic acid products or the full alpha hydroxy acid range. For anti-aging solutions, see anti-aging wrinkles & fine lines. For acne-targeting products, browse anti-acne products. Full Jenpharm range at Jenpharm.

Frequently Asked Questions

How does Mandelac Serum differ from the Mandelac Cream?
The serum (20% Mandelic Acid) is a higher-concentration, faster-absorbing liquid for active treatment. The cream is a lower-concentration leave-on treatment suited for sensitive skin or long-term maintenance. Both are from Jenpharm and complement each other in a step-down routine.

Is 20% Mandelic Acid suitable for beginners?
Mandelic Acid at 20% is potent but gentler than equivalent concentrations of glycolic acid. Beginners should start with every-other-night application and build up slowly. If stinging or excessive redness occurs, reduce frequency.

Do I need SPF with this serum?
Yes — AHAs increase photosensitivity significantly. Daily SPF 30+ is essential when using Mandelac Serum. Skipping SPF will cause sun damage and undermine brightening results.

Can I use this for melasma or pigmentation?
Yes — Mandelic Acid inhibits melanin synthesis, making it effective for post-acne marks, uneven tone, and mild pigmentation. For more pronounced melasma, consult a dermatologist for a prescription-strength treatment.

Can I mix it into my moisturiser?
Yes — Mandelac Serum can be added to your daily lotion for maintenance use after the initial treatment phase. This dilutes the concentration and maintains results with less risk of irritation.

• 20% Mandelic Acid (AHA) exfoliates pores to treat acne vulgaris and deep comedones • Inhibits melanin formation — lightens post-acne marks and hyperpigmentation • Brightens overall skin complexion and promotes more even skin tone • Reduces fine lines and surface wrinkles through accelerated cell turnover • Gentler alternative to glycolic acid — less irritation, suitable for sensitive and darker skin tones • Allantoin soothes post-exfoliation redness and supports skin healing • Sorbitol and Glycerin retain moisture to prevent dryness during treatment • Suitable for home-care use between professional skin treatments

1. Cleanse face and pat completely dry. 2. Apply Mandelac Serum to the face at night. 3. Start schedule: every other night for 2–4 weeks until skin adjusts. 4. Increase to: once nightly as skin tolerance builds. 5. Maintenance: once daily or add a few drops to your daily lotion. 6. The next morning: always apply SPF 30+ sunscreen — AHAs increase UV sensitivity. 7. Follow with an oil-free moisturiser to prevent dryness. Avoid contact with eyes. If excessive stinging or redness occurs, reduce frequency. Store below 30°C in a dry place, away from sunlight.

Q: How does Mandelac Serum differ from Mandelac Cream? A: The serum (20% Mandelic Acid) is a higher-concentration active treatment. The cream is a lower-concentration leave-on product for sensitive skin or long-term maintenance. Both are Jenpharm products and can be used in a step-down routine: serum during active treatment, cream for maintenance. Q: Is 20% Mandelic Acid safe for beginners? A: Mandelic Acid is gentler than glycolic acid at equivalent concentrations due to its larger molecular size. Beginners should start every other night and increase slowly. Mild tingling is normal; burning or peeling warrants reduced frequency. Q: Is SPF essential when using this serum? A: Yes — non-negotiable. AHAs significantly increase sun sensitivity. Use SPF 30+ every morning without exception to protect skin and maintain brightening results. Q: Can Mandelac Serum treat melasma? A: It can improve mild pigmentation and post-acne marks. For pronounced melasma, consult a dermatologist for prescription-strength treatment alongside this product. Q: Can I add it to my moisturiser? A: Yes — for maintenance after the initial treatment phase, add a few drops to your daily lotion to dilute the concentration and sustain results with lower risk of irritation.