Silky Lubricant product image with 60/100 Zerotox safety score

Is Silky Lubricant Safe? Ingredient Analysis

Boots

This page reviews Silky Lubricant by Boots as a skincare. Its current score is 60/100, suggesting that it looks generally acceptable but still includes some ingredients worth reviewing.

If you want the short version, start with these flagged ingredients: Imidazolidinyl Urea.

60 / 100

Moderate quality

Why score is 60

The composition includes hydroxyethylcellulose as a thickener and phenoxyethanol as a preservative. However, the presence of imidazolidinyl urea raises concerns about potential formaldehyde release.

Main concern

Phenoxyethanol is a synthetic preservative that may cause irritation in sensitive individuals.

Why it matters: This ingredient is flagged in our analysis based on regulatory and scientific sources. Check the Ingredients section for details and see Data sources for methodology.

Regulation status: Ingredient safety is assessed from EU/EPA/CIR and similar databases; formulations may vary. Always read the product label.

Pros

  • Aqua serves as a base, providing hydration and a smooth texture.
  • Hydroxyethylcellulose acts as a thickener, enhancing the product's consistency.
  • Ethylhexylglycerin is a natural preservative that also offers moisturizing properties.

Concerns

  • Phenoxyethanol is a synthetic preservative that may cause irritation in sensitive individuals.
  • Imidazolidinyl urea is a preservative that can release formaldehyde, raising safety concerns.
  • Disodium EDTA is a chelating agent that can bind to heavy metals but is synthetic and raises quality concerns.

Ingredients breakdown

The ingredient notes below are written to explain what each ingredient does in this skincare and why it matters.

  • Is Water safe in this skincare?

    Good

    Water is used here as base. Water is the primary solvent in this product, providing hydration and a smooth application. Its presence is essential for the lubricant's effectiveness.

    Role in formula: base

    Original: Aqua

    Read the full ingredient profile for Water

  • Is Propylene Glycol safe in this skincare?

    Medium

    Propylene Glycol is used here as solvent. Propylene glycol is a synthetic solvent that helps to retain moisture and improve texture. While generally safe, it can cause irritation in some individuals.

    Role in formula: solvent

    Original: propylene glycol

    Read the full ingredient profile for Propylene Glycol

  • Is Hydroxyethylcellulose safe in this skincare?

    Good

    Hydroxyethylcellulose is used here as thickener. Hydroxyethylcellulose is a natural thickening agent that enhances the product's viscosity, contributing to a silky feel without compromising safety.

    Role in formula: thickener

    Original: hydroxyethylcellulose

    Read the full ingredient profile for Hydroxyethylcellulose

  • Is Phenoxyethanol safe in this skincare?

    Medium

    Phenoxyethanol is used here as preservative. Phenoxyethanol is a synthetic preservative used to prevent microbial growth. While effective, it may cause irritation in sensitive skin types.

    Role in formula: preservative

    Original: phenoxyethanol

    Read the full ingredient profile for Phenoxyethanol

  • Is Ethylhexylglycerin safe in this skincare?

    Good

    Ethylhexylglycerin is used here as preservative. Ethylhexylglycerin is a natural preservative that also acts as a skin-conditioning agent, enhancing moisture retention and overall product safety.

    Role in formula: preservative

    Original: ethylhexylglycerin

    Read the full ingredient profile for Ethylhexylglycerin

  • Is Imidazolidinyl Urea safe in this skincare?

    Bad

    Imidazolidinyl Urea is used here as preservative. Imidazolidinyl urea is a synthetic preservative that can release formaldehyde, raising safety concerns regarding potential irritation and sensitization.

    Role in formula: preservative

    Original: imidazolidinyl

    Read the full ingredient profile for Imidazolidinyl Urea

  • Is Urea safe in this skincare?

    Medium

    Urea is used here as conditioning_agent. Urea is a natural compound that helps to retain moisture in the skin. While beneficial, it can be irritating for some individuals in high concentrations.

    Role in formula: conditioning_agent

    Original: urea

    Read the full ingredient profile for Urea

  • Is Disodium Edta safe in this skincare?

    Medium

    Disodium Edta is used here as chelating_agent. Disodium EDTA is a synthetic chelating agent that helps to stabilize formulations by binding metal ions. Its synthetic nature raises some quality concerns.

    Role in formula: chelating_agent

    Original: disodium EDTA

    Read the full ingredient profile for Disodium Edta

How we score

Our safety scores and ingredient breakdowns are based on regulatory and scientific sources. See Data sources & methodology and How Zerotox works for full details.

Product info

Product ID: 4279426

More from this brand: Boots products in Zerotox

Similar products: skincare in Zerotox database

Report / complain: You may report errors or complain about this product or its formulation to hello [at] zeroto.app . Published for transparency.

Frequently asked questions

Browse skincare products on Zerotox with ingredient analysis.
Boots — Silky Lubricant has a Zerotox score of 60 / 100 among skincare products. See the full breakdown above.
Check the ingredient list above. Zerotox flags common irritants; see the Ingredients section for details. Scores are informational only and do not constitute professional advice; always read the label and consult a qualified professional.
Boots — Silky Lubricant has a Zerotox safety score of 60 / 100. Higher scores mean fewer concerning ingredients. Scores are informational only and do not constitute professional advice; always read the label and consult a qualified professional.
This depends on the ingredient profile. People with sensitive skin or scalp, users avoiding fragrance, sulfates or animal-derived ingredients, and cautious shoppers should review the breakdown above before buying. Scores are informational only and do not constitute professional advice; always read the label and consult a qualified professional.
Our analysis notes: Aqua serves as a base, providing hydration and a smooth texture.; Hydroxyethylcellulose acts as a thickener, enhancing the product's consistency.; Ethylhexylglycerin is a natural preservative that also offers moisturizing properties.. See the Pros section above.
We do not detect parabens in this product's listed ingredients. Always check the label as formulations change.
This product is flagged for: Phenoxyethanol is a synthetic preservative that may cause irritation in sensitive individuals.; Imidazolidinyl urea is a preservative that can release formaldehyde, raising safety concerns.; Disodium EDTA is a chelating agent that can bind to heavy metals but is synthetic and raises quality concerns.. See the Concerns and Ingredients sections above.
Boots — Silky Lubricant has a Zerotox safety score of 60 / 100. Check the ingredient breakdown above. More Boots products. Scores are informational only and do not constitute professional advice; always read the label and consult a qualified professional.
Browse Boots products on Zerotox with ingredient analysis and safety scores.
Boots — Silky Lubricant scores 60 / 100. Daily use depends on your skin type and tolerance, so review the flagged ingredients and patch-test if you are sensitive. Scores are informational only and do not constitute professional advice; always read the label and consult a qualified professional.
Boots — Silky Lubricant is a skincare product. Zerotox gives it a safety score of 60 / 100 based on ingredients. Check the breakdown above and our skincare topic for alternatives. Scores are informational only and do not constitute professional advice; always read the label and consult a qualified professional.

Safer alternatives from Boots

These same-brand alternatives currently score higher and may fit cautious buyers better: