Pure Glycerin

Yes, vegetable-derived glycerin is considered safe for use during pregnancy and breastfeeding. It contains no retinoids, salicylic acid, hydroquinone, or other ingredients that are restricted during pregnancy. Glycerin is a naturally occurring compound in the skin and has been used safely in cosmetics for over 200 years. The Cosmetic Ingredient Review (CIR) panel has assessed glycerin as safe for cosmetic use. However, as with any skincare product, consult your healthcare provider if you have specific concerns.

Yes, glycerin is confirmed safe for fungal acne (malassezia folliculitis). Scientific research shows that glycerin has a 3-carbon chain structure that is too short for Malassezia yeast to metabolize and use as a food source. Unlike fatty acids with longer carbon chains (C11-C24), glycerin does not promote fungal growth. In fact, some studies suggest glycerin may even have mild antifungal properties. This product is safe for those with pityrosporum folliculitis.

Yes, glycerin is compatible with virtually all other skincare ingredients including retinol, vitamin C, AHAs (glycolic acid, lactic acid), and BHAs (salicylic acid). As a simple humectant with no active properties that could interact negatively, glycerin actually helps buffer and hydrate skin when using potentially irritating actives. Apply glycerin to damp skin first, then layer your active treatments on top. The hydration boost can help reduce irritation from stronger ingredients.

Glycerin is excellent for all skin types, but particularly beneficial for dry, dehydrated, sensitive, and combination skin. Those with extremely dry skin, eczema, or psoriasis often see the most dramatic results. Oily and acne-prone skin types can also use glycerin safely since it's non-comedogenic (comedogenic rating of 0), but should use it in diluted form to avoid a heavy feeling. The key is application technique: always apply to damp skin and follow with a moisturizer.

Hydration results are immediate - you'll feel softer, more supple skin right after the first application. Surface-level plumpness and dewiness appear within minutes. For lasting improvements in skin texture and barrier function, expect to see noticeable changes within 1-2 weeks of consistent use. Long-term benefits like improved skin elasticity and reduced dryness typically become apparent after 3-4 weeks of regular application. Severely dry skin conditions may take 6-8 weeks to show full improvement.

Apply glycerin after cleansing and toning, but before serums and moisturizers. The key is to apply it to damp skin immediately after washing your face or stepping out of the shower. Glycerin works as a humectant by drawing moisture from the environment into your skin, so damp skin provides that initial moisture source. After applying glycerin, wait 1-2 minutes for absorption, then layer your other products on top. Always finish with a moisturizer or oil to seal in the hydration.

No, glycerin has a comedogenic rating of 0 out of 5, meaning it will not clog pores or cause acne breakouts. It's one of the safest moisturizing ingredients for acne-prone skin. Glycerin is also non-irritating (irritancy score of 0) and doesn't trigger inflammatory responses. The EWG (Environmental Working Group) rates glycerin as 0 (lowest hazard), and the CIR has confirmed it as safe for cosmetic use. However, always patch test new products if you have highly reactive skin.

Pure glycerin has an excellent shelf life of approximately 24 months (2 years) after opening. Glycerin is highly stable and does not easily oxidize or degrade like some other skincare ingredients. Store it in a cool, dry place away from direct sunlight, and keep the bottle tightly closed after use to prevent it from absorbing moisture from the air (glycerin is hygroscopic). There are no preservatives needed since pure glycerin is naturally resistant to microbial growth.