Kate Somerville MEGA-C™ 30% Vitamin C Brightening Mask Versus Sunday Riley C.E.O. 15% Vitamin C Brightening Serum

Vitamin C helps to diminish fine lines, brighten the skin, boost hydration, and can even out skin tone.

This product contains 1 ingredient that may have this attribute:

• Ascorbic Acid

Niacinamide is a form of Vitamin B3 that is present in many skin repairing processes. It can help boost your skin’s natural barrier and increase levels of ceramides.

This product contains 1 ingredient that may have this attribute:

• Niacinamide

Ceramides are intercellular lipids that bond dead skin cells together to create a barrier. Ceramides are known for their ability to hold water.

This product contains 1 ingredient that may have this attribute:

• Ceramide NP

Dry skin is often characterized by redness, itchiness, tightness, flaking, peeling, and cracking. Dryness can be caused by a variety of factors: genetics, over-exfoliating, climate, diet, age, and skin conditions.

This product contains 1 ingredient that may have this attribute:

• Ceramide NP

Oily Skin is determined by your genetics, but can also be influenced by factors such as stress levels, changing hormonal levels, and humidity.

This product contains 1 ingredient that may have this attribute:

• Niacinamide

Redness and irritation may be caused by several reasons, although there is no definitive answer. Reasons may range from physical exertion to sun exposure, allergies, or Rosacea.

This product contains 3 ingredients that may have this attribute:

• Ascorbic Acid
• Niacinamide
• Ceramide NP

Skin irritation can arise from a number of reasons: very dry skin, sensitivity to certain ingredients, allergies, dermatitis, bug bites, eczema, rosacea, and illness are common factors.

This product contains 3 ingredients that may have this attribute:

• Hippophae Rhamnoides Fruit Oil
• Bisabolol
• Ceramide NP

The most common cause of textured skin is a build up of dead skin cells. The easiest way to get rid of textured skin is to exfoliate and give your skin the proper nutrients.

This product contains 1 ingredient that may have this attribute:

• Ascorbic Acid

Pores are little openings on the skin that let out sweat and oil. They can become enlarged from excessive sebum production, acne, sun damage, and by using pore-clogging ingredients.

This product contains 1 ingredient that may have this attribute:

• Niacinamide

Decreased natural production of oils, degraded collagen, UV exposure, and lifestyle all contribute to how your skin looks over time. Although we cannot stop aging, there are ingredients that have been shown to slow the process: retinoids, antioxidants, and some peptides.

This product contains 3 ingredients that may have this attribute:

• Ascorbic Acid
• Ceramide NP
• Ubiquinone

Dark spots are areas where the skin has changed color due to sun exposure.

This product contains 3 ingredients that may have this attribute:

• Ascorbic Acid
• Glycyrrhiza Glabra Root Extract
• Niacinamide

A scar is an area of fibrous tissue that remains after the skin has been wounded and healed.

This product contains 1 ingredient that may have this attribute:

• Ascorbic Acid

Common acne is known as Acne vulgaris. Acne forms when skin follicles are clogged by sebum, hair, skin cells, or oils. There are several types of acne: whiteheads, blackheads, papules, pustules, nodules, and cysts.

This product contains 1 ingredient that may have this attribute:

• Niacinamide

Dull skin is temporary; all it usually will need is a little perk-me-up, such as extra hydration, some exfoliation, and vitamin nourishment.

This product contains 2 ingredients that may have this attribute:

• Ascorbic Acid
• Niacinamide