A gentle, biotech-derived yeast ferment that helps calm irritation and support the skin barrier without clogging pores.
Irritation
low
Source
biotech
Beauty ingredient research
Browse the review database to understand what an ingredient is, what it does in a beauty formula, when it is useful, and when it deserves caution across skincare, haircare, bodycare, makeup, and more.
20769
Reviewed ingredients
524
Low-concern standouts
2884
Need usage caution
A gentle, biotech-derived yeast ferment that helps calm irritation and support the skin barrier without clogging pores.
Irritation
low
Source
biotech
Picolinamide is a lesser-known relative of niacinamide with potential soothing and brightening benefits, but research is still emerging.
Irritation
low
Source
synthetic
A gentle, aromatic water from pine leaves that can add a refreshing feel and subtle soothing effect to skincare products.
Irritation
low
Source
natural
A gentle, natural resin extract that may help calm irritation and support the skin barrier, though research is still emerging.
Irritation
low
Source
natural
A gentle, plant-based extract that may help calm irritated skin and provide antioxidant protection, though research is still emerging.
Irritation
low
Source
natural
A gentle, plant-derived extract with soothing and antioxidant potential, but research is still emerging.
Irritation
low
Source
natural
A gentle, plant-based extract that may help calm irritated skin and provide antioxidant support, though research is still emerging.
Irritation
low
Source
natural
A gentle, lab-grown plant extract that may help calm irritation and defend against environmental stress, though human studies are still limited.
Irritation
low
Source
biotech
A gentle, plant-based water that may help calm irritated skin and provide light hydration, but scientific evidence is still limited.
Irritation
low
Source
natural
A gentle, plant-based extract that helps calm irritated skin and provides antioxidant protection, though research is still emerging.
Irritation
low
Source
natural
Platonin is a synthetic peptide-like ingredient that may help calm irritation and support skin resilience, but research is still emerging.
Irritation
low
Source
synthetic
A gentle, plant-based extract with potential soothing and antioxidant benefits, though research is still emerging.
Irritation
low
Source
natural
A gentle, soothing ingredient derived from licorice root that helps calm redness and irritation while also acting as a mild emulsifier.
Irritation
low
Source
semi-synthetic
A gentle, plant-derived ingredient that helps calm irritated skin and provides antioxidant protection.
Irritation
low
Source
natural
A gentle, mushroom-derived extract that helps calm irritation and provides antioxidant protection, ideal for sensitive or stressed skin.
Irritation
low
Source
natural
A gentle, licorice-derived ingredient that helps calm redness and irritation without clogging pores.
Irritation
low
Source
natural
A gentle, plant-derived soother that helps calm redness and irritation without clogging pores.
Irritation
low
Source
natural
A gentle, plant-derived sap that may help calm irritated skin and form a light protective layer, but research is very limited.
Irritation
low
Source
natural
A gentle, fermented bacterial filtrate that may help calm skin and support a balanced microbiome, though research is still early.
Irritation
low
Source
biotech
A bee-derived ingredient that helps calm irritation and provides antioxidant protection, but may not suit those with bee product allergies.
Irritation
low
Source
natural
Prunasin is a plant-derived compound with early research suggesting soothing benefits, but it's not widely studied in cosmetics and requires careful sourcing.
Irritation
low
Source
natural
A gentle marine probiotic ingredient that calms irritation and strengthens the skin barrier, ideal for sensitive or reactive skin.
Irritation
low
Source
biotech
A bacterial ferment extract that may help calm skin and support the barrier, but research is still early and the ingredient name can sound alarming.
Irritation
low
Source
biotech
A gentle botanical extract with antioxidant and soothing potential, but research is still early.
Irritation
low
Source
natural
Purslane juice is a gentle, antioxidant-rich botanical that helps calm irritated skin and supports a healthy moisture barrier.
Irritation
low
Source
natural
A gentle, vitamin B6-inspired ingredient that may help calm irritation and support the skin barrier, though research is still limited.
Irritation
low
Source
synthetic
A gentle, oil-friendly form of vitamin B6 that helps calm skin and support a healthy barrier without irritation.
Irritation
low
Source
semi-synthetic
A gentle, dual-action ingredient that pairs vitamin B6 with a licorice root compound to help calm redness and support skin comfort.
Irritation
low
Source
semi-synthetic
A gentle, dual-action ingredient that combines vitamin B6 with serine to help calm irritation and support a healthy skin barrier.
Irritation
low
Source
semi-synthetic
A natural wood-derived extract that may help calm skin and provide antioxidant benefits, though research is still emerging.
Irritation
low
Source
natural
A gentle, natural extract from oak wood that may help calm and clarify skin, but research is still limited.
Irritation
low
Source
natural
Quinoa Seed Extract is a gentle, plant-based ingredient that helps soothe and hydrate the skin, making it a good choice for sensitive or dry skin types.
Irritation
low
Source
natural
Quinoa Seedcake Extract is a gentle, plant-based ingredient that helps calm and condition the skin, though research on its specific benefits is still emerging.
Irritation
low
Source
natural
Ransou Extract is a gentle, plant-based ingredient that may help calm and hydrate the skin, though scientific research is still limited.
Irritation
low
Source
natural
A gentle, fermented red algae ingredient that supports skin hydration and calmness without irritation.
Irritation
low
Source
natural
A gentle, fermented botanical extract that may help calm skin and provide antioxidant protection, though research is still emerging.
Irritation
low
Source
biotech
A gentle, hydrating algae extract that may help calm skin, but research is still early.
Irritation
low
Source
natural
A gentle, fragrant flower oil that may help calm skin and provide antioxidant benefits, but its primary role in many products is scent.
Irritation
low
Source
natural
A gentle, plant-derived extract that may help calm and condition the skin, but research is still limited.
Irritation
low
Source
natural
Soothing agent
Saccharomyces/Magnesium Ferment Hydrolysate
A gentle, biotech-derived ingredient that may help calm irritation and support the skin barrier, though research is still emerging.
Irritation
low
Source
biotech
Skin conditioning
Pseudozyma Epicola/Safflower Seed Oil Ferment Extract Filtrate
A gentle, fermented ingredient that helps calm irritation and supports a healthy skin barrier, ideal for sensitive or reactive skin.
Irritation
low
Source
biotech
Saisin Ekisu is a gentle botanical extract that may help calm skin and provide antioxidant support, but research is limited.
Irritation
low
Source
natural
A gentle, biotech-derived ingredient that may help calm irritation and support a balanced skin microbiome, though research is still early.
Irritation
low
Source
biotech
A gentle, plant-based extract that may help calm irritated skin and provide antioxidant support, though research is still limited.
Irritation
low
Source
natural
A gentle, plant-based root extract that may help calm irritated skin and provide antioxidant protection, though human studies are limited.
Irritation
low
Source
natural
A gentle seaweed extract that helps calm and hydrate the skin, with antioxidant benefits from its natural mineral content.
Irritation
low
Source
natural
A gentle, mineral-rich seaweed extract that helps soothe and hydrate the skin, but its benefits are backed by limited human studies.
Irritation
low
Source
natural
Sarsasapogenin is a plant-based compound that may help calm skin and support the skin barrier, but research is still early and it's not a proven powerhouse ingredient.
Irritation
low
Source
natural
A gentle, antioxidant-rich bamboo water that soothes skin and provides light hydration, but research is still emerging.
Irritation
low
Source
natural
A gentle plant root extract with early evidence of soothing and antioxidant benefits, but more human studies are needed.
Irritation
low
Source
natural
A traditional botanical root powder with soothing potential, but limited modern research and a moderate risk of skin irritation for sensitive individuals.
Irritation
moderate
Source
natural
A gentle mushroom-derived ingredient that helps calm skin and support moisture, though research is still emerging.
Irritation
low
Source
natural
Soothing Agent
SCHIZOPHYLLUM COMMUNE MYCELIUM/RICE FERMENT EXTRACT FILTRATE
A gentle fermented mushroom extract that may help calm skin and support hydration, though research is still early.
Irritation
low
Source
biotech
Scordinine is a plant alkaloid with emerging research suggesting mild soothing benefits, but it is not widely studied in cosmetic formulations.
Irritation
low
Source
natural
A gentle botanical extract with traditional use for soothing skin, though modern research is still limited.
Irritation
low
Source
natural
A gentle, chamomile-relative extract that may help calm irritated skin and provide antioxidant protection, though research is still emerging.
Irritation
low
Source
natural
A gentle, fermented ingredient that may help calm and condition skin, but research is still early.
Irritation
low
Source
biotech
A gentle marine extract that may help calm irritated skin and fight free radicals, but research is still early.
Irritation
low
Source
natural
A gentle marine extract that helps calm irritation and protect skin from environmental stress, ideal for sensitive or reactive skin types.
Irritation
low
Source
natural
A gentle, lab-grown seaweed extract that may help calm irritation and defend against environmental stress, though human research is still limited.
Irritation
low
Source
biotech