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pH Adjusters & Buffers

Ingredients for balanced pH, compatibility and refined formula performance.

A curated range of ingredients used to adjust and stabilise pH, helping improve compatibility, preservation and overall formulation performance.

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pH Adjusters & Buffers
pH Control
pH Control
Enables precise adjustment of formulation pH.
System Balance
System Balance
System Balance
Preservation Support
Preservation Support
Balanced pH helps improve preservative effectiveness.
Formulation Precision
Formulation Precision
Used to refine and finalise cosmetic systems.

WHERE THESE INGREDIENTS ARE COMMONLY USED

From cleansers and serums to creams, gels and rinse-off systems.

Cleansers

Cleansers

Used to bring rinse-off systems into skin-compatible pH ranges.

  • Citric Acid
  • Sodium Benzoate
  • Potassium Sorbate
  • Glycerin
Serum & Water-Based Formulas

Serum & Water-Based Formulas

Help maintain compatibility and stability in lightweight systems.

  • Citric Acid
  • Niacinamide
  • Sodium PCA
  • Panthenol

Creams & Emulsions

Creams & Emulsions

Used to refine pH after emulsification and processing.

  • Citric Acid
  • Glyceryl Stearate Citrate
  • Xanthan Gum
  • Glycerin
Gel Systems

Gel Systems

Supports correct structure and performance in gel-based formulations.

  • Citric Acid
  • Carbomer 940
  • Xanthan Gum
  • Sclerotium Gum

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Lactic Acid 80% Solution
Lactic Acid 80% Solution Sale price 100 g From $8.95
Potassium Sorbate Powder Sale price 100 g From $9.95
Sodium Benzoate Powder
Sodium Benzoate Powder Sale price 50 g From $5.95
Formulation article image
FORMULATION KNOWLEDGE

Understanding PH in Cosmetic Formulations

Learn how pH affects ingredient compatibility, preservative performance, skin feel and finished formula stability.

READ THE ARTICLE

Frequently asked questions

Practical answers to common questions about this formulation goal.

What does a pH adjuster do in cosmetic formulas?

pH adjusters help bring a formulation into its preferred pH range, which can affect feel, compatibility and preservative performance.

Why is pH important in skincare products?

Many ingredients function best within specific pH ranges, and balanced pH improves overall formulation performance.

How do I adjust pH in a formulation?

pH is typically adjusted using acids such as citric acid or other system-specific ingredients.

Are buffers the same as pH adjusters?

Buffers help resist pH drift over time, while adjusters are often used to move pH up or down during formulation.

Do I need to measure pH accurately?

Yes. A calibrated pH meter is recommended for accurate formulation work.

Can incorrect pH affect preservatives?

Yes. Many preservatives depend on correct pH ranges to function effectively.