Chlorophyllin-Copper Complex: What Is It, Cosmetic Uses, Benefits & Side Effects

Curious about this ingredient? In this article we're explaining exactly what it is and why it's used within cosmetic formulations.
Updated on: June 24, 2025
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All information on this page is verified using publicly available nomenclature standards and reference materials from The Personal Care Products Council (PCPC) and the European Commission's CosIng database. Our analyses are based on technical data from these sources to ensure accuracy and reliability.

What Is Chlorophyllin-Copper Complex?

Chlorophyllin-Copper Complex is a water-soluble form of natural chlorophyll in which the magnesium at the center of the pigment has been swapped with copper and stabilized with sodium or potassium salts. Makers usually start with leafy green plants such as alfalfa or spinach, extract the chlorophyll using gentle solvents, remove the magnesium, then insert copper and neutralize the mixture with alkaline salts before drying it into a deep green powder.

The ingredient first caught attention in the 1930s as a safer green colorant for food and personal care products. By the mid-20th century brands noticed its ability to neutralize odors and protect formulas from oxidation, which opened the door to deodorants, oral rinses and skin care. Today you will spot it in masks, serums, daily moisturizers, anti-aging creams, after-sun gels, color-correcting primers, scalp tonics and acne spot treatments.

Chlorophyllin-Copper Complex’s Cosmetic Benefits/Uses

In skin and hair care formulas this multitasker offers several helpful roles

  • Antioxidant – Helps defend the product and the skin surface from damage caused by free radicals, which can keep textures stable and support a fresher look over time
  • Colorant – Gives creams, gels and masks a natural green tint that can either create an appealing shade or visually cancel out surface redness on skin
  • Deodorant – Binds and neutralizes odor-causing molecules, making it useful in underarm products, foot creams and leave-on treatments where freshness is key

Who Can Use Chlorophyllin-Copper Complex

This ingredient is generally suitable for all skin types including dry, oily, combination and sensitive skin because it is water soluble and non occlusive. Those with very reactive or metal sensitivities should still proceed cautiously since the complex contains copper, which can occasionally trigger redness in highly sensitive individuals.

Chlorophyllin-Copper Complex is derived from leafy plants and contains no animal by-products, so it fits vegan and vegetarian lifestyles. Always check the rest of the formula for hidden animal derivatives such as beeswax or collagen if that matters to you.

Current research does not flag any specific risks for pregnant or breastfeeding women when the ingredient is used topically. Still, this is not medical advice and anyone who is expecting or nursing should discuss new products with a qualified healthcare provider before adding them to a routine.

The complex does not increase photosensitivity and can be used in both daytime and nighttime products without heightening sun reactivity. Because it imparts a green tint it can stain light fabrics until fully absorbed, so allow leave-on products to dry before dressing.

Potential Side Effects/Adverse Reactions

Responses to topical Chlorophyllin-Copper Complex vary from person to person. The issues listed below are possible yet uncommon when the ingredient is formulated and used as intended

  • Mild skin irritation or transient redness, especially on very sensitive skin
  • Allergic contact dermatitis in individuals allergic to copper or chloro-related compounds
  • Temporary green staining of skin, nails or fabrics if the product is not fully rinsed or absorbed
  • Eye irritation if a product containing the complex accidentally enters the eyes
  • Exacerbation of existing metal hypersensitivity reactions

If you notice any persistent irritation, discoloration or discomfort stop using the product and seek guidance from a healthcare professional

Comedogenic Rating

Rating: 0 / 5

Chlorophyllin-Copper Complex is water soluble, light and does not form a film on the skin so it has virtually no chance of blocking pores. It is often used in formulas aimed at problem skin which supports the view that it is non-comedogenic. Because of this it is generally a safe pick for people who tend to break out.

Keep in mind that the overall pore-clogging potential of any product depends on the entire recipe. If Chlorophyllin-Copper Complex sits in a rich oil or wax base the blend could still trigger congestion even though the complex itself does not.

Summary

Chlorophyllin-Copper Complex works as an antioxidant that helps fend off free radicals, a natural green colorant that masks redness and a deodorant that tackles odor particles. It does these jobs thanks to the stable copper center which soaks up oxidative stress, the vibrant chlorophyll backbone that gives the green hue and its ability to bind smelly compounds.

The ingredient has been around for decades yet it stays a bit under the radar compared with buzzier actives. You will mostly spot it in targeted products like redness correctors, refreshing gels and eco-minded deodorants though its fan base is growing as shoppers look for plant based options.

When used topically Chlorophyllin-Copper Complex has a solid safety record with side effects being rare and mild. Still skin is personal so it is smart to patch test any new product that contains it before diving into full use.

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