How To Thicken Oil Paint using Impasto Medium

In this article written by our expert in house artists on Impasto Medium, its uses, benefits and why use it, oil painters will now know hoe to properly thicken oils paints for thinker, impasto style paintings. Lets delve into understanding the medium of impasto, thicken oil paint, its applications, advantages and reasons, for utilizing it with oil paints.

Product discussion: In this article we are focusing on LUKAS Impasto oil painting medium used to mix with oil paints for impasto techniques.

Impasto Medium, its uses, benefits and why use it for oils

What is an Impasto Medium for Oils?

Impasto mediums are ideal for thickening oil paints. One of the best benefits of using an impasto medium is that it dries evenly without, shrinking, cracking or wrinkling. It does not waste paint yet still produces the desired pigment.

How To Thicken Oil Paint using Impasto Medium

Impasto is a technique where oil paint is applied thickly, creating texture and depth. To achieve this effect, you can use impasto medium, which thickens the paint without making it too oily or affecting its durability.

It is an oil paint thickening medium formulated with special drying agents and thickeners. In this article we discuss a special impasto medium from LUKAS which helps keep the thick constitution of heavy paint application with no leveling, ensuring that your paint structure remains.

Makes any oils better as it helps maintain brushstrokes and speeds the drying rate of oil colors.

Why Use Impasto Medium for Oils?

Working with impasto medium provides artists who paint in oils with a means to delve into the realms of texture, depth and emotion in their artwork. Through the exploration of materials and methods artists have the ability to craft tangible surfaces and a variety of effects that enrich the visual allure of their creations.

In addition to a variety of effects, impasto medium may increase the drying time of oils especially if applied in thick layers. increases the body or thickness of the paint and impasto can alter the opacity of the paint as well depending on what color you mix it with. For example; using white pigment to impasto medium can create opaque, thick layers of paint that cover underlying colors.

Top 5 Benefits of Using Impasto Medium in Oil Painting

Enhances Texture and Depth – Thickens oil paint, allowing for bold, raised brushstrokes and palette knife applications.
Speeds Up Drying Time – Many impasto mediums (e.g., Liquin Impasto, alkyd-based gels) reduce drying time, making layering faster which helps artists work more efficiently, especially for multi-layered paintings.
Improves Paint Handling and Control – Gives a buttery consistency that holds peaks and brushstrokes better than just oil paint alone and prevents excessive paint spreading, making it easier to shape textures.
Reduces the Amount of Paint Used – Thickening the paint means less pigment is needed to cover the canvas, making it cost-effective which is especially useful when working on large-scale textured pieces.
Enhances Light Reflection and Expressiveness – Thick strokes catch and reflect light differently, creating dynamic highlights and shadows and adds energy and expressiveness to the painting, making brushwork a key part of the visual story.

For all the finest oil mediums view our: Oil painting mediums

For all the finest oils view our artist selection of: Oil paint

Paintings by Artist Denis Ribas showing impasto style oil painting. Left to right: Tree In Flower At Aureille, Spring at Servanes Alley, Little Country Way in Castellar — Paintings by Artist Denis Ribas showing impasto style oil painting
Left to right: Tree In Flower At Aureille, Spring at Servanes Alley, Little Country Way in Castellar

Key Benefits of LUKAS Impasto Medium

Makes any oils better as it helps maintain brushstrokes and speeds the drying rate of oil colors

Thickens the paint and makes it so much easier to use a palette knife
Mixing it with your paint will thin the color somewhat but allows you to paint in heavy impasto layers while not wasting pigment
Ensures the layer dries completely and evenly
An indispensable medium for the oil artist fond of impasto and palette knife painting techniques
No need to add alot of paint to it to get the color you want
Dries evenly without wrinkling or cracking

Summary: Paint In heavy impasto techniques without wasting valuable pigment! Layers will dry without shrinking, cracking or wrinkling!

How to thicken oil paint: See Video using LUKAS Impasto Medium

What medium is great to use for impasto oil?
A: LUKAS Painting Impasto Oil Medium

Lukas impasto oil medium is a transparent, slightly amber-tinted mixture of alkyds, thickeners, and driers with the same consistency as straight oil paint. Great for impasto oil painting as layers will dry without shrinking, cracking or wrinkling which is super important for a professional impasto painting.

What is Impasto Painting Butter?

We are talking about in this article, Lukas Painting Butter. Why LUKAS? It is very heavy bodied and mixing it with your paint allows you to paint in heavy impasto layers while not wasting pigment, plus it is alkyd base speeds up drying time of oil paint.

LUKAS Painting Butter Impasto Oil Medium mixed with oil paint

Impasto painting butter customer reviews

“I LOVE This Stuff!
I love Lukas Painting Butter, both for my own work and in my workshops. It’s heavy texture and FAST drying time are “just the ticket” for my “knife paintings”. I have turned many of my students onto it, too! It’s now a staple of my “must-have” supplies.”