Water (Aqua)
Also recorded as: Water, Aqua
Solvent and formula base. Water is the formula base. Its presence does not show whether the finished product is adequately preserved.
- Ingredient family
- Solvent / base
- Research state
- Family / sourcing evidence
- Source labels checked
- July 21, 2026
- Found in
- 2 researched products
Read it through four separate lenses.
Formula job
Solvent / baseSolvent and formula base.
How we classify formula rolesBeard hair + skin
Likely formula roleCarries and disperses the water-based formula.
See the skin + hair evidenceEnvironmental evidence
Lower inherent priority; formulation mattersNo high-priority hazard is identified from this screening record, but concentration, pH, impurities, and manufacturing still matter.
See the environmental limitsSensitivity + confidence
Low concern as formula waterPurified water in a preserved cosmetic is not itself a toxicology concern; microbiological quality and the complete preservation system matter.
High confidenceA useful formula role is not proof of beard growth, treatment of a skin condition, lower environmental impact, or suitability for every person. Finished-product behavior depends on concentration, processing, the rest of the formula, use pattern, and individual response.
Compare this formula job
Use the formula guide to place this ingredient inside the product's base, support system, exposure pattern, and complete label.
Open the comparisonHuman + environmental evidence
What deserves attention—and why.
Hazard is not the same as real-world risk. Exposure, dose, formula, wastewater treatment, farming location, and supplier controls can change the conclusion.
No high-priority hazard is identified from this screening record, but concentration, pH, impurities, and manufacturing still matter.
Purified water in a preserved cosmetic is not itself a toxicology concern; microbiological quality and the complete preservation system matter.
No ingredient-specific aquatic hazard flag is assigned at expected cosmetic use, but no finished-product environmental concentration is available.
Water can affect ecosystems and communities when manufacturing occurs in a stressed basin even though the ingredient is not toxic to plants or animals.
The current screen does not identify a persistent-bioaccumulative concern, while exact grade and discharge data remain unavailable.
The product label does not identify where water was withdrawn, treatment yield, reuse, or wastewater quality.
“Lower priority” is not “zero impact”; it means the present evidence does not put this ingredient ahead of the better-supported hazards and sourcing issues in the same formula.
What to ask the supplier for.
Prefer manufacturing with basin-level water-risk assessment, legal and equitable withdrawal, efficient purification, water reuse, and treated effluent verified against local limits.
Product occurrence ledger
Where we found it.
List position is a location clue only. It is not a concentration estimate, and formulas can change after our source check.
Human clinical results
What controlled tests add to this record.
An ingredient study is not a trial of every product containing that ingredient.
No qualifying clinical result is assigned.
The current record may still include regulatory, cosmetic-function, or safety-assessment evidence. Those sources are useful for their stated purpose but are not clinical proof of skin, hair, or finished-product performance.
What remains unknown.
Exact level is not disclosed on the product labels we recorded.
Grade, refining, solvents, and other processing details are usually absent.
Residuals and contaminants are not specified by an ordinary INCI list.
Synergy or antagonism with other ingredients is a finished-formula question.
Manufacturing, transport, packaging, dose, and disposal remain outside an ingredient-only profile.
Evidence ledger
Open the source behind the summary.
A source supports only the claim named beside it. Database inclusion is not a blanket approval, and an assessed ingredient does not rate every finished product.
- 01European Commission
CosIng cosmetic ingredient database
Standard ingredient names and cosmetic functions. Database inclusion is not, by itself, a safety approval.
Last checked July 13, 2026 - 02U.S. Food & Drug Administration
Cosmetic ingredients
The U.S. regulatory context: most cosmetic ingredients are not preapproved, and the marketer is responsible for product safety.
Last checked July 13, 2026 - 03U.S. Environmental Protection Agency
Safer Choice master criteria for safer chemical ingredients
The screening framework used here: human toxicity, aquatic toxicity, persistence, and bioaccumulation are separate endpoints and must be judged within a chemical's functional class.
Last checked July 14, 2026 - 04Organisation for Economic Co-operation and Development
OECD Guidelines for the Testing of Chemicals
Internationally recognized non-clinical methods for health and environmental safety testing. A marketing claim or safety-data-sheet summary is not a substitute for endpoint data from an appropriate test.
Last checked July 14, 2026 - 05World Resources Institute
Aqueduct Water Risk Atlas
Peer-reviewed, open data for location-specific water stress, drought, depletion, and crop-production screening. Crop name alone cannot establish the water impact of an ingredient.
Last checked July 14, 2026