Deciem The Ordinary Lactic Acid 5% + Ha 2%

Lactic Acid is an alpha hydroxy acid that exfoliates the skin. This 5% formulation offers very mild exfoliation và is supported with a purified Tasmanian pepperberry known lớn reduce signs of inflammation & sensitivity that is often associated with exfoliation. This formula contains a studied Tasmanian Pepperberry derivative lớn help reduce irritation associated with acid use. This derivative is of plant origin and varies in colour seasonally & this colour variation may be apparent in the formula from time khổng lồ time. Contraindications: Lactic Acid should not be used on sensitive, peeling or compromised skin. Please refer to additional sun protection cảnh báo and other warnings in provided Directions. This pH of this formula is approximately 3.8. Lactic Acid has a pKa of 3.8 and pKa is the most important aspect lớn consider in formulating with acids. PKa implies acid availability. When pKa is close lớn pH, there is an ideal balance between salt and acidity, maximizing effectiveness of the acid & reducing irritation. Higher pH numbers in such a case would increase salt which counter-intuitively would make the formula even more irritating than if the formula was more acidic. Note: While Lactic Acid can result in quick visible benefits, we generally suggest indirect forms of skin exfoliation in favour of direct forms such as this formula due lớn potential inflammation & sensitivity associated with acids. Please refer to lớn NIOD's Non-Acid Acid Precursor for such a reference. 

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Apply once per day, ideally in the PM. Can be diluted with other treatments to lớn reduce strength until skin develops tolerance. Vì not use on sensitive, peeling or compromised skin. Avoid liên hệ with eyes. Tương tác of the hàng hóa with the skin must be of limited frequency or duration. If irritation occurs, cease use và consult a physician. Use only as directed on unbroken skin. Patch testing prior lớn use is advised. Keep out of reach of children. Sunburn Alert: This product contains an alpha hydroxy acid (AHA) that may increase your skin"s sensitivity to the sun and particularly the possibility of sunburn. Use a sunscreen, wear protective clothing, và limit sun exposure while using this product & for a week afterwards.Sunburn Alert: This hàng hóa contains an alpha hydroxy acid (AHA) that may increase your skin"s sensitivity to the sun and particularly the possibility of sunburn. Use a sunscreen, wear protective clothing, & limit sun exposure while using this product and for a week afterwards. See how lớn combine multiple formulations from The Ordinary in a single regimen View Packaging disposal instructions

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Patch tests are an easy way lớn help predict if you may experience a negative initial reaction khổng lồ a new product. It is recommended to perform a patch kiểm tra before incorporating any new sản phẩm into your regimen. We have outlined a general method for conducting your own patch kiểm tra below based on the type of product.

Apply a small amount of the hàng hóa onto a clean area of skin on the upper forearm.Keep the area dry.If the sản phẩm has a specified duration of use, rinse off after this time has elapsed. Otherwise rinse off after 24 hours.If any redness, burning, itching, blistering or irritation is observed at any time throughout the test, bởi not use the product.

For more product specific information, reviews our Patch Testing Guide.

Aqua (Water), Lactic Acid, Glycerin, Pentylene Glycol, Propanediol, Sodium Hyaluronate Crosspolymer, Tasmannia Lanceolata Fruit/Leaf Extract, Acacia Senegal Gum, Xanthan Gum, Isoceteth-20, Trisodium Ethylenediamine Disuccinate, Sodium Hydroxide, Ethylhexylglycerin, 1,2-Hexanediol, Caprylyl Glycol.