Skincare Ingredient Combinations


Like Goguma(Sweet potato) and Kimchi in Korea, there are certain skincare ingredients that work stronger when combined together. Knowing whether to mix or separate the ingredients will help to get the most out of your skincare products. See below for a complete guide of the dos and don’ts of mixing and matching the most popular ingredients found in skincare products.

GOOD Combos

Vitamin C + SPF = Increase protection from UV rays & free radicals

Vitamin C + Vitamin E = Boost collagen production, replenish and repair skin cells

Vitamin C + Peptides = Lock in moisture and improve skin texture

AHAs/BHAS + Hyaluronic Acid = Increase hydration and minimize irritation from exfoliating

Retinol + Niacinamide = Lessen dryness and bolster skin barrier

AHAs(Glycolic Acid) + BHAs(Salicylic Acid) = Powerful exfoliator for clogged pores

* Not recommended for dry or sensitive skin

BAD Combos

Retinol + AHAs/BHAs = Over exfoliate and cause excessive skin sensitivity, irritation, and redness

Retinol + Benzoyl Peroxide = Can lead to peeling, dehydration, redness, and scarring

* Recommended to use benzoyl peroxide in morning routine to fight breakouts and retinol in an evening anti-aging routine

Retinol + Vitamin C = Increase skin sensitivity and decrease the effectiveness

* Recommended to use Vitamin C in the morning and retinol at night

AHAs/BHAs+ Niacinamide = Decrease effectiveness and occur redness and flushing

* Recommended to use niacinamide in the morning and AHAs/BHAs at night

SPF + Moisturizer or Foundation = Lose its protection factors when mixed

* Recommended to apply SPF as a single layer