Neutro for ice cream: what it is, what it is for, and how to choose the right one.

The neutro for ice cream is one of the most important ingredients in professional formulation because it helps control structure, consistency, stability, and behavior of the ice cream during storage.

It is used in relatively small quantities, but can have a significant impact on the final result.

A good neutro does not simply serve to "make the ice cream creamier." Its function is much more complex and mainly concerns the management of water and the structure of the mixture.

What is neutro for ice cream?

The term neutro in ice cream making normally refers to a technical mixture composed mainly of stabilizers and, in some cases, emulsifiers or other functional ingredients.

The stabilizers used can include, depending on the formulation:

• carob bean flour;
• guar gum;
• tara gum;
• carrageenans;
• CMC;
• other food hydrocolloids.

The precise composition varies depending on the product and the application for which it was designed.

What is the neutro used for in ice cream?

During freezing, part of the water present in the mixture transforms into ice crystals.

Managing this water is one of the fundamental aspects of ice cream quality.

The stabilizers present in the neutro contribute to:

• control the mobility of water;
• improve the viscosity of the mixture;
• limit the growth of ice crystals during storage;
• improve the structure;
• promote a more uniform consistency;
• increase stability during temperature fluctuations.

Does the neutro prevent the formation of ice crystals?

Not completely.

Ice crystals are a natural component of ice cream.

The goal is not to eliminate them, but to keep them small enough to be imperceptible to the palate.

A well-formulated stabilizing system helps especially to limit the growth of crystals during storage.

This phenomenon is particularly important when the ice cream undergoes temperature variations.

Why does ice cream become icy after a few days?

An ice cream can be perfect right after coming out of the churn and become harder or icy during storage.

The causes can be various:

• incorrect balancing of sugars;
• insufficient amount of solids;
• inadequate stabilization;
• temperature fluctuations;
• too slow freezing;
• prolonged storage;
• excessive amount of free water.

The neutro can help, but it cannot alone correct a completely unbalanced recipe.

Does Neutro make ice cream creamier?

It can contribute to the perception of creaminess, but it is more accurate to say that it improves the structure and management of water.

The creaminess of ice cream indeed depends on many factors:

• size of ice crystals;
• quantity and quality of fats;
• proteins;
• sugars;
• total solids;
• incorporated air;
• serving temperature;
• production process.

The stabilizer is therefore a part of the system, not the only element responsible for creaminess.

Why use a mixture of stabilizers?

Individual hydrocolloids have different properties.

Carob bean flour, guar gum, tara, and carrageenan, for example, do not behave in the same way.

A well-designed mixture can leverage the synergies between multiple stabilizers and achieve a more balanced behavior compared to using a single ingredient.

For this reason, professional Neutro products are often formulated by combining multiple components.

Are Neutro for creams and Neutro for fruit the same?

Not necessarily.

A milk-based mixture has very different characteristics compared to a fruit sorbet.

In cream ice creams, we generally find:

• milk proteins;
• fats;
• lactose;
• any emulsifiers;

while in sorbets we mainly find:

• water;
• sugars;
• fruit;
• acids;
• fibers and natural solids from fruit.

The choice of the stabilizing system must therefore be consistent with the type of mixture.

Neutro for cream ice creams

In milk-based ice creams, Neutro must work within a system that contains fats and proteins.

In this type of formulation, it is important to achieve good integration between:

• aqueous phase;
• fat phase;
• proteins;
• sugars;
• stabilizers.

The desired result is normally a stable, creamy structure that is easily scoopable at serving temperature.

Neutro for fruit and sorbets

In sorbets, the main problem is often the large amount of available water.

Additionally, fats and milk proteins that naturally contribute to the structure of cream ice creams are lacking.

For this reason, the stabilizing system must be designed to work effectively in a predominantly aqueous and often more acidic environment.

How much Neutro to use in ice cream?

The dosage depends on the product formulation.

There are Neutro products designed to be used, for example, at:

• 2-3 g/kg;
• 4-5 g/kg;
• higher dosages in more complete mixtures.

It is therefore not correct to automatically apply the same dosage to all Neutro.

Always follow the technical instructions of the product used.

What happens if I use too much Neutro?

An excessive dosage can produce undesirable effects.

The ice cream may turn out:

• excessively viscous;
• rubbery;
• sticky;
• not natural to the palate;
• difficult to scoop.

Using more stabilizer does not automatically mean achieving better ice cream.

What happens if I use too little?

An insufficient amount may instead reduce the mixture's ability to control water.

During storage, the following may occur:

• faster growth of ice crystals;
• less stable structure;
• greater sensitivity to temperature fluctuations;
• faster loss of initial quality.

Should the Neutro be used hot?

It depends on the stabilizers present.

Some hydrocolloids require high temperatures to properly develop their functionality, while others can hydrate even at lower temperatures.

For this reason, it is important to verify the specific usage method of the chosen Neutro.

When the formulation allows, a proper pasteurization and hydration process of the stabilizers generally contributes to achieving more repeatable results.

How to correctly incorporate the Neutro?

One of the most common good practices is to premix the Neutro with a portion of the sugar before adding it to the liquid phase.

This helps to separate the particles and reduces the risk of hydrocolloids forming clumps when coming into direct contact with water.

The mixture is then dispersed under agitation following the process outlined in the recipe.

Neutro and maturation of the mixture

Maturation can promote the complete hydration of certain ingredients and allow the mixture to achieve a structural balance before churning.

Its importance depends on the composition of the recipe, the type of stabilizers, and the production process used.

Neutro or ice cream base: what is the difference?

These two terms should not be confused.

With a Neutro, the ice cream maker thus maintains greater control over the recipe construction.

A practical example

Imagine a lemon sorbet that, when freshly churned, has the correct consistency, but after a few days shows obvious ice crystals.

Simply increasing the Neutro may not be the solution.

We also need to check:

• overall PAC;
• amount of sugars;
• total solids;
• water content;
• storage temperature;
• freezing process;
• type and dosage of the stabilizer.

The neutral works correctly when incorporated into a balanced recipe.

How to choose the right neutral?

Before choosing a neutral, it is useful to ask oneself:

• Do I need to make a cream ice cream or a sorbet?
• Will I be working hot or cold?
• What is the expected dosage?
• What other ingredients are already present?
• What consistency do I want to achieve?
• How long will the product need to be stored?

The choice should therefore start from the application and not simply from the name "neutral."

The SaporePuro neutrals

SaporePuro offers professional neutrals for ice cream developed for different types of formulations.

Specific solutions for cream, fruit, and sorbet ice creams are available, allowing the professional to choose the stabilizing system that best fits their recipe.

→ Discover SaporePuro professional neutrals

Frequently asked questions about neutral for ice cream

Is the neutral essential for making ice cream?

It is possible to formulate products without commercial neutral mixtures, but it is still necessary to manage structure and water correctly. In professional ice cream making, stabilizers are a very useful tool for achieving greater consistency and stability.

Does the neutral make the ice cream softer?

It can influence the structure, but softness at low temperatures mainly depends on the balance of sugars, PAC, and the overall formulation.

Does the neutral prevent ice crystals?

It helps limit growth during storage, but it cannot completely compensate for formulation, freezing, or storage errors.

Can I use the same neutral for creams and sorbets?

It depends on the formulation of the neutral. Some products are universal, while others are specifically designed for milk-based mixtures or for fruit and sorbets.

How much neutral should I use?

It depends on the product. It is necessary to respect the dosage indicated in the technical data sheet of the neutral used.

Can I increase the neutral if the ice cream is too hard?

It is not necessarily the correct solution. An ice cream that is too hard may depend on insufficient PAC, a serving temperature that is too low, or other balancing errors.

Do you want to achieve a more stable and controlled ice cream?

The final quality arises from the balance between sugars, solids, fats, proteins, stabilizers, and the production process.

The neutral is a fundamental tool, but it must always be chosen based on the recipe and the desired result.

→ Discover the neutral and professional ingredients for SaporePuro ice cream