Eichhornia Crassipes Water: 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 27, 2025
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We verify all information on this page using publicly available nomenclature standards from The Personal Care Products Council (PCPC), the European Commission's CosIng database and documentation provided directly by ingredient manufacturers. Our analysis is based on technical data from these sources to ensure accuracy and reliability.

What Is Eichhornia Crassipes Water?

Eichhornia Crassipes Water is a plant-derived water collected during the steam distillation of the whole water hyacinth plant, known botanically as Eichhornia crassipes. During distillation, steam passes through fresh plant material, carrying light aromatic compounds and trace minerals into a condensed watery solution. The result is a clear, lightly scented liquid often called a distillate or hydrosol.

Water hyacinth grows abundantly on warm freshwater surfaces and has been studied for its natural antioxidant molecules, including phenolic acids and flavonoids. Early experiments with the plant focused on its ability to scavenge free radicals, which led formulators to test its distillate in skin care. Over time it moved from small herbal labs into larger cosmetic lines looking for gentle botanical waters that support skin vitality.

Production starts by harvesting whole, healthy plants. They are cleaned to remove debris then placed in a stainless-steel still. Steam rises through the biomass, extracts water-soluble fractions and condenses into a collection vessel. The first portion, rich in volatile impurities, is discarded. The remaining distillate is filtered and stored in airtight containers until blended into formulas.

You will usually find Eichhornia Crassipes Water in toners, facial mists, sheet masks, soothing gels, light moisturizers, anti-aging serums and after-sun products where a mild antioxidant boost is welcome.

Eichhornia Crassipes Water’s Cosmetic Benefits/Uses

Formulators value this botanical water because it acts as an antioxidant, helping to protect skin from damage caused by free radicals produced by UV light, pollution and daily stress. By neutralizing these unstable molecules the ingredient supports a more even tone, keeps skin looking fresh and may extend the shelf life of other delicate actives in the product.

Who Can Use Eichhornia Crassipes Water

This gentle hydrosol is generally suitable for every skin type including dry, oily, combination and sensitive skin because it is light, non-greasy and has a low risk of clogging pores. Those with extremely reactive or allergy-prone skin should still scan the full ingredient list of any finished product because other additives could be problematic.

Eichhornia Crassipes Water is 100 % plant derived so it meets vegan and vegetarian standards and no animal testing is required for its extraction when sourced from responsible suppliers.

Current research shows no specific concerns for women who are pregnant or breastfeeding when this ingredient is used topically at the low concentrations found in cosmetics. That said this is not medical advice and anyone who is expecting or nursing should run all skincare choices past a qualified healthcare provider to be safe.

The distillate is not known to cause photosensitivity so it will not make skin more prone to sunburn. It layers well with sunscreens and other daytime products without raising UV-related risks.

Potential Side Effects/Adverse Reactions

Responses to topical Eichhornia Crassipes Water vary from person to person. The effects listed below are only potential outcomes and are considered uncommon when the ingredient is formulated and preserved correctly.

  • Mild redness or warmth in individuals with very sensitive skin
  • Transient stinging or tingling if applied to freshly exfoliated or compromised skin
  • Allergic contact dermatitis in users allergic to water hyacinth or related plants
  • Eye irritation if the liquid or a product containing it accidentally gets into the eyes
  • Breakouts or congestion if the finished formula contains heavy occlusives or comedogenic additives alongside the hydrosol
  • Microbial contamination in do-it-yourself blends if adequate preservatives are not in place

If any irritation or unexpected reaction occurs stop using the product and consult a medical professional.

Comedogenic Rating

Rating: 0 / 5

Eichhornia Crassipes Water is almost entirely water with tiny amounts of plant antioxidants and no heavy oils, waxes or fatty acids that can block pores. Because it is light, non-greasy and evaporates quickly it earns the lowest spot on the comedogenic scale.

Suitable for acne-prone or breakout-prone skin.

One thing to keep in mind is that the finished product can still feel heavy or clogging if other ingredients in the formula are comedogenic, so always look at the full label when judging pore safety.

Summary

Eichhornia Crassipes Water is a plant distillate used mainly for its antioxidant support. The mild phenolic compounds and flavonoids it carries help neutralize free radicals, which in turn can keep skin looking brighter and protect other delicate actives in the product.

It is not yet a household name like rose water but it is gaining quiet traction among formulators who want gentle botanical waters that add value without extra texture or scent.

Topically applied at the low levels seen in cosmetics the ingredient is considered very safe for all skin types, including sensitive skin. As with any new skincare product a quick patch test is smart before regular use to rule out personal sensitivities.

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