Paula's Choice Regular Strength Daily Skin Clearing Treatment with 2.5% Benzoyl Peroxide Versus Numbuzin No. 5 Goodbye Blemish Serum

1,2-Hexanediol is a multi-tasker ingredient. It acts as a preservative to increase shelf-life and can aid other preservatives in preventing microbe growth. 1,2-Hexanediol also helps the skin retain moisture as a humectant.

Niacinamide has emerged as an all-star ingredient due to its many benefits.

Melia Azadirachta Flower Extract is from the Neem tree. Neem trees originate from India.

Ocimum Sanctum Leaf Extract comes from the Holy Basil plant. Holy Basil is native to India.

Melia Azadirachta Leaf Extract is extract from the neem plant.

Curcuma Longa Root Extract is from the spice, turmeric. Besides being a healthy and delicious spice, turmeric also has plenty of skincare benefits. It has anti-inflammatory, antioxidant, and anti-microbial properties.

Corallina Officinalis Extract is from the red seaweed, Corallina Officinalis. This seaweed is found all over the world but is most common in the rocky shores of Great Britain and Ireland.

Citrus Limon Peel Oil is created from the peels of the lemon. It is used to add a lemon-scent to products. Lemon peel oil also has antibacterial, antifungal, and antioxidant properties. However, it may also cause phototoxicity and sensitize skin.

Citrus Aurantium Dulcis Peel Oil is oil from the peel of an orange fruit.

Citrus Aurantifolia Oil is a fragrance and is an oil.

Polygonum Cuspidatum Root Extract comes from the Japanese Knotweed plant native to Japan, Korea, and China.

Scutellaria Baicalensis Root Extract comes from the Baikal skullcap or Chinese skullcap plant. This plant is native to Northeast Asia and can be found in China, Mongolia, Korea, and Siberia.

Camellia Sinensis Leaf Extract is derived from the leaves of the tea plant. Black tea, green tea, and oolong tea are all harvested from this plant.

Glycyrrhiza Glabra Root Extract is an extract of the roots of Licorice. It has been found to have several benefits such as skin hydrating, conditioning, and soothing.

Chamomilla Recutita Flower Extract comes from the Chamomile flower.

Rosmarinus Officinalis Leaf Extract comes from rosemary. Rosemary is native to the Mediterranean.

Centella Asiatica Extract (Centella) is derived from an herb native to Southeast Asia. It is famous for its anti-inflammatory and soothing properties.

Ascorbyl Glucoside is a stable form of Vitamin C. It is created by combining glucose from starch.

Ascorbic Acid is is pure Vitamin C. This form makes up the largest amount of vitamin C found naturally in our skin.

You might know this ingredient as Ethyl Ascorbic Acid, a more stable version of ascorbic acid.

Panthenol is a common ingredient that helps hydrate and soothe the skin. It can be found naturally in our skin and hair.

Sodium Hyaluronate is hyaluronic acid's salt form. It is commonly derived from the sodium salt of hyaluronic acid.

Dipotassium Glycyrrhizate comes from licorice root.

Glycereth-26 is a synthetic ingredient and polyethylene glycol ether of Glycerin. Glycerin is already naturally found in your skin and helps keep your skin moisturized.

Ammonium Acryloyldimethyltaurate/Vp Copolymer (let's call it AAVC for short) is a synthetically created polymer. It's used as a film-forming agent and used to thicken the consistency of products.

Polyglyceryl-10 Laurate is an ester of lauric acid and Polyglycerin-10.

Carbomer is a polymer of acrylic acid. Its main role is to create gel consistency within products.

Allantoin plays a role in soothing and moisturizing the skin. Because of this, it is often added to products with strong active ingredients.

Tromethamine is an aliphatic compound. An aliphatic compound is an organic compound with open-chained carbon atoms. It is synthetically created. Tromethamine is used to balance pH and improve texture.

Water. It's the most common cosmetic ingredient of all. You'll usually see it at the top of ingredient lists, meaning that it makes up the largest part of the product.

Hydrolyzed Jojoba Esters isn't fungal acne safe.

Disodium EDTA plays a role in making products more stable by aiding other preservatives.

Citral is a fragrance and used to add a lemon-like scent to products. It is both naturally found in plants and created synthetically. In plants, it is commonly occurring in lemon myrtle, lemongrass, lemon tea-tree, lemon verbena, and other citruses.

Limonene is a fragrance that adds scent and taste to a formulation.