LACTIC ACID PEEL @ CHENNAI PLASTIC SURGERY

What do Lactic Acid Peels Do?
Exfoliating the surface of your skin
Deep cleaning pores
Fading dark marks
Improving hyperpigmentation
Evening out skin tone
Brightening and lightening skin
Improving the appearance of light wrinkles
Stimulating natural collagen production

1. LACTIC ACID PEELS

2. INTRODUCTION An alpha hydroxy acid. Occurs naturally – Sour milk, yogurt, tomato juice. Largest molecules among AHAs – slower penetration. Less irritation. More hydrating Lunch time procedure – no peeling Good - dry & sensitive skin

3. MECHANISM OF ACTION Facilitate dissociation of epidermal cells. desquamation of stratum corneum , regeneration. hyaluronic acid in skin – water holding capacity – moisturizing effect. Epidermis - thinned, smoother, improved texture. Reverse – photodamage , wrinkles, brown spots & roughness of skin

4. FORMULATION pH or pKa - determinant factor for all acids. L.A > pH 3.5 – Cosmetics as a moisturizer. pH < 3.5 in higher concentration – peeling agent 15 – 30 % solution. 30% (pH 2.3) – used for sensitive, dry, oily, acne prone, dehydrated skin. 40% ( pH 2.2) – used for dry, dehydrated, normal skin, perfect for first time peel users

5. 50% (pH 2.0) – wrinkles , all skin types. Pure lactic acid – 92% (pH 3.5) – peeling agent forprofessional use .

6. INDICATIONS Melasma Acne Hyperpigmentation Sunburns Dark circles Photoaging / Photodamage Actinic keratosis Seborrheic keratosis

7. contraindication Active viral/bacterial infections Inflammatory dermatoses Unrealistic expectations Photosensitising drugs Resurfacing procedures - last 6 months

8. WHAT DO LACTIC ACID PEELS DO IN SIMPLE TERMS Exfoliating the surface of your skin Deep cleansing pores Fading dark circles reducing hyperpigmentation Evening out skin tone Brightening & lightening skin Reducing the appearance of wrinkles Stimulating natural collagen production

9. GLYCOLIC VS LACTIC L.A – Texture: sticky, yellowish solution G.A - Watery, clear liquid. L.A – expensive, fade hyperpigmentation better, less harsh. If you never got a peel done before – start with L.A then try G.A

10. COMBINATIONS It is a component of jessener’s peel , Melaspeel KH (see notes down). Claze ( Arginine HCl , Lactic Acid, Kojic Acid, Urea, Arbutin , Citric Acid): Facial rejuvenation & peri -orbital hyperpigmentation , lip lightening, fine wrinkles . Actipeel (Lactic acid 82%): Skin rejuvenation, ageing, melasma and skin lightening. Pyrulac ( Pyruvic Acid 25%, Lactic Acid 25%): photo damaged skin, body pigmentation & superficial wrinkles.

11. PROCEDURE Pre peel assesment Explain the procedure to the patient Priming Consent form/photographic documentation Application procedure – similar to other AHA peels.

12. HOW TO APPLY A PEEL Peel application should be in the order: Forehead > cheeks > chin > perioral > periorbital . We do this in this order because peel should be applied from area of thick skin to thin skin . It is thickest In the area of forehead Forehead should be neutralized last.

13. POST PEEL CARE

14. Jessner’s peel Lactic acid 29%

15. ADVANTAGE Large molecular wt – slower penetration – less irritation Used on sensitive skin & Rosacea . L.A – is a humectant – used on dry skin. Useful in improving the barrier function of the skin Naturally occuring in the skin – allergic reactions rare. Less downtime – normal skin 3 – 4 days

16. DISADVANTAGE Improvement is gradual. Burning & irritation at times. Less used singly as a peeling agent.