Ingredient review

PPG-2 Tallowamine

INCI: PPG-2 TALLOWAMINE

PPG-2 Tallowamine is an effective emulsifier but may cause irritation for sensitive skin and is not suitable for those avoiding animal-derived ingredients.

beautyskincaresurfactant

In plain English

PPG-2 Tallowamine is a semi-synthetic ingredient made from animal fat (tallow) that helps oil and water mix together in products like shampoos and cleansers. It also helps create a rich lather and can improve the texture of hair conditioners. Because it's derived from animal fat, it's not suitable for vegans or those who prefer plant-based ingredients. It can also be mildly irritating for people with sensitive skin or scalp conditions.

Review score

Safety, usefulness, and evidence

3.0Fair
3.0/ 5

Useful in the right context, but not low-maintenance

The evidence base is useful, but some claims depend heavily on the formula.

Main practical flags: irritation is moderate; clogging risk is moderate.

Source
semi synthetic
Evidence
moderate
Irritation
moderate
Clogging risk
moderate
How reviews are scored

Quick decision guide

Read the cautions before using

PPG-2 Tallowamine can be useful, but watch for some irritation potential and possible clogging concerns.

Plain-English read

Treat this as a practical screening step before you compare products that contain this ingredient.

  1. Step 1Start with the score, then check the irritation and clogging risk before judging PPG-2 Tallowamine.
  2. Step 2Use the "Best for" and "Use caution if" sections to match the ingredient to your skin, not just to a marketing claim.
  3. Step 3If a product stings, breaks you out, or worsens irritation, judge the finished formula and stop using it even if the ingredient scores well.

Score terms in plain English

Irritation risk

moderate

Can bother some users, especially with frequent use, damaged skin, or strong companion ingredients.

Clogging risk

moderate

May be fine for many users but deserves caution if you are breakout-prone.

Evidence level

moderate

There is useful support, but formula details and claim strength still matter.

What it is

PPG-2 Tallowamine is a surfactant and emulsifier created by reacting propylene glycol with tallow-derived amines. It belongs to a class of chemicals called alkoxylated amines, which are used to reduce surface tension between oil and water.

How it works

In a cosmetic product, PPG-2 Tallowamine works by positioning itself at the boundary between oil and water droplets, allowing them to mix into a stable emulsion. It also helps lift dirt and oil from the skin or hair so they can be rinsed away. In hair dyes, it can help the color penetrate the hair shaft more evenly.

Pros

Effective emulsifier

Helps create stable mixtures of oil and water, which is essential for many cleansers and conditioners.

Improves hair dye performance

Can help hair color penetrate more evenly, which is useful in permanent and semi-permanent dyes.

Cons and cautions

Potential skin irritation

May cause stinging, redness, or dryness for people with sensitive skin or scalp conditions like eczema.

Animal-derived source

Made from tallow (animal fat), so it's not suitable for vegans or those who prefer plant-based ingredients.

Best for

  • People with normal to oily hair or skin
  • Those using hair dyes that require even color deposit

Use caution if

  • Individuals with sensitive or easily irritated skin
  • Vegans or those avoiding animal-derived ingredients

Usage tips

If you have sensitive skin, patch test any product containing this ingredient before full use.
Look for rinse-off products like shampoos or body washes to minimize skin contact time.
Check the product label for vegan certification if you avoid animal-derived ingredients.

Safety summary

PPG-2 Tallowamine is generally considered safe in rinse-off products at low concentrations, but it can cause irritation for sensitive individuals. It is not recommended for leave-on products or for those with known sensitivities to amines or animal-derived ingredients.

Research notes

Studies on alkoxylated amines indicate low acute toxicity but potential for skin and eye irritation at higher concentrations. The Cosmetic Ingredient Review has not specifically evaluated PPG-2 Tallowamine, but similar ingredients have been deemed safe with use restrictions.

Common label clues

Typical concentration
Typically used at 0.5–5% in rinse-off products
Regulatory status
Approved for use in cosmetics in the US and EU at concentrations up to 5% in rinse-off products. The Cosmetic Ingredient Review (CIR) panel has reviewed similar alkoxylated amines and found them safe when formulated to be non-irritating.
Common uses
Cleansers, Shampoos, Conditioners, Hair dyes
Environmental note
Tallow is a byproduct of the meat industry, so its use may be considered more sustainable than some synthetic alternatives, but it is not suitable for those seeking plant-based or vegan options.

Good to know

  • PPG-2 Tallowamine is sometimes used in hair dyes to help color molecules penetrate the hair shaft.
  • The 'PPG-2' part refers to the number of propylene glycol units attached to the tallowamine molecule.
  • This ingredient is not commonly found in leave-on products like lotions or serums.

Common questions

What is PPG-2 Tallowamine in beauty products?

PPG-2 Tallowamine is a semi-synthetic ingredient made from animal fat (tallow) that helps oil and water mix together in products like shampoos and cleansers. It also helps create a rich lather and can improve the texture of hair conditioners. Because it's derived from animal fat, it's not suitable for vegans or those who prefer plant-based ingredients. It can also be mildly irritating for people with sensitive skin or scalp conditions.

What does PPG-2 Tallowamine do in a beauty product?

In a cosmetic product, PPG-2 Tallowamine works by positioning itself at the boundary between oil and water droplets, allowing them to mix into a stable emulsion. It also helps lift dirt and oil from the skin or hair so they can be rinsed away. In hair dyes, it can help the color penetrate the hair shaft more evenly.

Is PPG-2 Tallowamine safe for most people?

PPG-2 Tallowamine is generally considered safe in rinse-off products at low concentrations, but it can cause irritation for sensitive individuals. It is not recommended for leave-on products or for those with known sensitivities to amines or animal-derived ingredients.

Who should be careful with PPG-2 Tallowamine?

Individuals with sensitive or easily irritated skin Vegans or those avoiding animal-derived ingredients

Research sources

Cosmetic Ingredient Review (CIR) - Alkoxylated Amines SafetyOpenPubChem - PPG-2 TallowamineOpenEuropean Chemicals Agency (ECHA) - Tallowamine, polypropylene glycol etherOpen

Ingredient reviews are educational and are not medical advice. Patch test new products and ask a licensed clinician about persistent irritation, allergies, pregnancy-specific questions, or diagnosed skin conditions.