Dr.Jart+ Ceramidin Skin Barrier Milky Lotion Moisturizer with Dermatologist Tested Suitable Sensitive Skin

1,2-Hexanediol is a multifunctional ingredient widely used in skincare and cosmetic formulations. This colorless, low-viscosity liquid belongs to the aliphatic alcohol family and serves as a versatile humectant, preservative enhancer, and solvent. Its molecular structure allows it to attract and retain moisture, contributing to improved hydration in skincare products.

As a preservative booster, 1,2-Hexanediol works synergistically with traditional preservatives, enhancing their efficacy and allowing for lower concentrations of potentially irritating antimicrobial agents. This property makes it particularly valuable in formulating gentle, yet microbiologically stable products.

In addition to its preservative-enhancing capabilities, 1,2-Hexanediol functions as an effective solvent, aiding in the dissolution and dispersion of active ingredients and fragrances. This characteristic improves the overall stability and sensory properties of cosmetic formulations.

The ingredient also exhibits emollient properties, contributing to a smooth and pleasant skin feel. Its low molecular weight allows for easy penetration into the stratum corneum, potentially enhancing the delivery of other active ingredients.

While generally well-tolerated, as with any skincare ingredient, patch testing is recommended for individuals with sensitive skin or a history of allergic reactions.

Cyclodextrin is a versatile and innovative ingredient in skincare formulations, derived from the enzymatic breakdown of starch. This cyclic oligosaccharide consists of glucose units linked in a ring structure, creating a unique molecular shape with a hydrophilic exterior and a lipophilic interior cavity. This distinctive configuration allows cyclodextrin to form inclusion complexes with various active ingredients, enhancing their stability, solubility, and bioavailability.

In skincare products, cyclodextrin serves multiple functions. It acts as an effective odor absorber, trapping and neutralizing unpleasant scents in formulations or on the skin. Cyclodextrin also helps control the release of active ingredients, providing a sustained delivery system that can improve product efficacy. Its ability to encapsulate volatile compounds makes it valuable for prolonging fragrance longevity in perfumes and scented skincare items.

Moreover, cyclodextrin exhibits skin-conditioning properties and can help reduce excess sebum on the skin surface. Its molecular structure allows it to capture and remove impurities, potentially benefiting acne-prone or oily skin types. As a result, cyclodextrin is increasingly incorporated into a wide range of skincare products, including moisturizers, serums, and cleansers, to enhance both formulation stability and skincare benefits.

Dextrin is a versatile carbohydrate compound derived from the partial hydrolysis of starch. This polysaccharide plays a significant role in skincare formulations due to its multifaceted properties. As a natural humectant, dextrin attracts and retains moisture, helping to maintain skin hydration and improve overall texture.

In cosmetic applications, dextrin functions as an effective thickening and stabilizing agent, enhancing product consistency and shelf life. Its film-forming capabilities contribute to the creation of smoother, more even skin surfaces, temporarily reducing the appearance of fine lines and wrinkles.

Dextrin's molecular structure allows for gradual breakdown on the skin, making it an ideal carrier for active ingredients. This property enables controlled release of beneficial compounds, potentially improving their efficacy and longevity. Additionally, dextrin exhibits mild exfoliating properties, gently removing dead skin cells and promoting cellular turnover.

Research suggests that dextrin may have antioxidant properties, potentially offering protection against free radical damage. Its low allergenic profile makes it suitable for sensitive skin types. When incorporated into skincare formulations, dextrin can enhance product texture, improve skin feel, and contribute to overall skin health and appearance.

Diglycerin is a versatile humectant and emollient widely used in skincare and cosmetic formulations. This clear, colorless, and odorless liquid is a glycerol dimer, composed of two glycerin molecules linked together. Its molecular structure allows it to attract and retain moisture, making it an excellent hydrating agent for the skin.

With a higher molecular weight than glycerin, diglycerin exhibits enhanced moisture retention properties and a lower tendency to evaporate from the skin's surface. This characteristic makes it particularly beneficial for products designed to provide long-lasting hydration. Diglycerin also acts as a solvent and viscosity modifier, improving the texture and stability of various formulations.

In skincare products, diglycerin helps to maintain skin elasticity, reduce transepidermal water loss, and enhance the penetration of other active ingredients. It is well-tolerated by most skin types and is non-comedogenic, making it suitable for use in facial moisturizers, serums, and body lotions. Additionally, diglycerin possesses mild preservative properties, contributing to the overall stability of cosmetic formulations.

Due to its multifunctional nature and skin-friendly attributes, diglycerin is a valuable ingredient in both leave-on and rinse-off products, offering formulators flexibility in creating effective and pleasant-to-use skincare solutions.

Glycerin, also known as glycerol, is a versatile and widely used humectant in skincare formulations. This colorless, odorless, viscous liquid is derived from both natural and synthetic sources, including vegetable oils and petrochemicals. As a hygroscopic substance, glycerin attracts and retains moisture, making it highly effective in hydrating and moisturizing the skin.

In skincare products, glycerin typically comprises 0.5% to 5% of the formulation. It functions by drawing water from the environment and deeper skin layers to the surface, enhancing skin hydration and improving barrier function. This moisture-binding property helps to reduce transepidermal water loss, leading to smoother, more supple skin.

Glycerin's low molecular weight allows it to penetrate the stratum corneum, providing hydration to deeper skin layers. It also exhibits emollient properties, helping to soften and smooth the skin's surface. Additionally, glycerin has been shown to enhance the penetration of other active ingredients in skincare formulations.

While generally well-tolerated, high concentrations of glycerin can potentially cause a tacky feel on the skin or draw out too much moisture in low-humidity environments. Therefore, it is often combined with other moisturizing agents for optimal efficacy and skin feel.

Lecithin is a versatile phospholipid compound naturally found in various plant and animal sources, including soybeans, egg yolks, and sunflower seeds. In skincare formulations, it serves multiple functions as an emollient, emulsifier, and penetration enhancer. Its amphiphilic structure, consisting of both hydrophilic and lipophilic components, allows it to effectively bridge the gap between oil and water-based ingredients in cosmetic products.

As an emollient, lecithin helps soften and smooth the skin, improving its texture and appearance. Its emulsifying properties enable the creation of stable formulations by preventing the separation of oil and water phases. Additionally, lecithin acts as a penetration enhancer, facilitating the delivery of active ingredients deeper into the skin layers for improved efficacy.

Lecithin is rich in essential fatty acids and choline, which contribute to skin barrier function and cellular health. It exhibits antioxidant properties, helping to protect the skin from free radical damage. In skincare products, lecithin is typically used at concentrations ranging from 0.5% to 2%, depending on the formulation requirements and desired effects. It is generally well-tolerated by most skin types and is considered safe for cosmetic use.

Octyldodecanol is a versatile synthetic emollient widely used in cosmetic and personal care products. This colorless, odorless liquid is derived from fatty alcohols and serves multiple purposes in skincare formulations. Its primary function is to provide a smooth, silky texture to products while enhancing their spreadability on the skin.

As an emollient, octyldodecanol helps to soften and moisturize the skin by forming a protective barrier that reduces transepidermal water loss. This property makes it particularly beneficial for dry or mature skin types. Additionally, it acts as a mild oil, contributing to the overall skin conditioning effects of a product without leaving a greasy residue.

Octyldodecanol also serves as an effective solvent and carrier for other active ingredients, enhancing their penetration into the skin. Its stability and compatibility with a wide range of cosmetic ingredients make it a valuable component in various formulations, including lotions, creams, and makeup products.

From a safety perspective, octyldodecanol is generally well-tolerated and has a low risk of skin irritation. It is approved for use in cosmetics by regulatory bodies worldwide, including the FDA and the European Commission.

Panthenol, also known as pro-vitamin B5, is a versatile and widely used ingredient in skincare and cosmetic formulations. This alcohol form of pantothenic acid readily converts to vitamin B5 when absorbed by the skin, offering numerous benefits for skin health and appearance.

As a humectant, panthenol attracts and retains moisture, helping to hydrate the skin and improve its barrier function. This property makes it particularly effective in treating dry, flaky, or irritated skin conditions. Panthenol also exhibits anti-inflammatory properties, soothing redness and promoting skin healing.

In hair care products, panthenol can penetrate the hair shaft, improving moisture retention and enhancing shine and manageability. Its ability to form a protective film on the skin and hair makes it valuable in leave-on and rinse-off formulations alike.

Panthenol is generally well-tolerated by most skin types and is often used in concentrations ranging from 0.5% to 5%. Its stability in various pH environments and compatibility with other common skincare ingredients make it a versatile choice for formulators. Regular use of panthenol-containing products can contribute to improved skin texture, reduced signs of irritation, and enhanced overall skin health.

Phenoxyethanol is a widely used preservative in cosmetic and personal care products. This synthetic compound, derived from phenol and ethylene oxide, plays a crucial role in preventing microbial growth and extending product shelf life. With its chemical formula C8H10O2, phenoxyethanol appears as a colorless, oily liquid with a faint rose-like odor.

Effective against a broad spectrum of bacteria, yeasts, and molds, phenoxyethanol is particularly valuable in water-based formulations. It functions optimally at pH levels between 3 and 8.5, making it compatible with a wide range of skincare and cosmetic products. Typically used at concentrations of 0.5% to 1%, phenoxyethanol is considered safe for most individuals when used as directed.

While phenoxyethanol offers excellent preservation properties, it is often combined with other preservatives for enhanced efficacy. Its stability in the presence of sunlight and compatibility with other cosmetic ingredients contribute to its popularity among formulators. However, some individuals may experience skin irritation or allergic reactions, particularly at higher concentrations. Regulatory bodies, including the FDA and EU Cosmetics Regulation, have approved phenoxyethanol for use in cosmetics within specified limits, reflecting its established safety profile when used appropriately.

Silica, also known as silicon dioxide, is a naturally occurring mineral compound found abundantly in the earth's crust. In skincare formulations, it serves multiple purposes due to its unique physical and chemical properties. This versatile ingredient functions primarily as an absorbent, anti-caking agent, and texture enhancer.

Silica particles are highly porous, allowing them to effectively absorb excess oils and sebum from the skin's surface. This oil-absorbing quality makes silica particularly beneficial in mattifying products and those designed for oily or combination skin types. Additionally, silica acts as a thickening agent, improving the texture and stability of various cosmetic formulations.

In powdered makeup products, silica helps prevent clumping and ensures smooth application. Its light-diffusing properties can also contribute to a soft-focus effect, minimizing the appearance of fine lines and pores. Silica is generally considered safe for topical use and is non-comedogenic, making it suitable for a wide range of skin types.

While silica offers numerous benefits in skincare, it's important to note that inhalation of fine silica particles should be avoided, particularly in loose powder formulations.