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How to compare freeze-dried labels without mix-ups

Per 100g and per portion are different label bases and should not be compared directly.

Freeze-Dried Know-How By The Crispberry team 10 min read
Illustration accompanying How to compare freeze-dried labels without mix-ups
On this page
  1. Start by checking what the numbers are based on
  2. Why freeze-dried ingredients can confuse portion comparisons
  3. Use a simple two-step method for fair label comparisons
  4. A practical example using an illustrative baking portion
  5. Look beyond nutrition to ingredients, allergens and storage

When we are comparing freeze-dried fruit ingredient and portion labels, the safest starting point is simple. First, check what the figures are based on. A nutrition panel can be given per 100g, per portion, or sometimes per pack, and those are not interchangeable. The NHS is clear that per 100g and per portion are different comparison bases, so we need to match like with like before deciding which packet better suits a recipe or cupboard plan (NHS food label guidance).

That matters especially with freeze-dried ingredients because they are very light for their volume. A tablespoonful can weigh much less than people expect, and a small difference in stated portion size can make two labels look more different than they really are. Our job is to bring both packets back to the same basis, then think about the amount we are actually likely to use in the bowl, tin or blender.

Start by checking what the numbers are based on

Before comparing anything else, look for the heading above the nutrition table. In UK labelling, you will often see values given per 100g. You may also see a second column per portion, or wording such as "per serving", "per pack", or "portion contains". The NHS uses this same distinction in its guidance, and it is the first thing we should copy into our own kitchen routine when reading labels (NHS food label guidance).

For freeze-dried fruit, per 100g is useful because it gives a standard basis for comparison across different brands and formats. If two raspberry products are both labelled per 100g, we can compare energy, sugars, fibre or salt directly without doing extra sums.

The problem starts when one packet gives per 100g and another gives per portion, or when both give per portion but define that portion differently. One brand might call 8 grams a portion. Another might use 15 grams. A fruit powder may use a spoon measure rather than a weight. If we compare those numbers without noticing the basis, we are not comparing the ingredients fairly.

It is also worth checking whether the pack states "as sold" or gives values for a prepared version. That point matters more often with cereals, drinks and mixes, but it can appear with fruit powders used in shakes, yoghurt toppings or dessert applications. If a label includes instructions such as mixing with water, milk or yoghurt, make sure the nutrition panel is not partly describing the prepared food rather than the dry ingredient alone.

A few practical checks help:

  • Find the column heading, not just the number.
  • Look for "per 100g", "per portion", "per serving" or "per pack".
  • Check whether the portion size is defined in grams or only by a household measure.
  • See whether the values refer to the dry ingredient or a prepared mixture.
  • If the pack gives both per 100g and per portion, use the per 100g column first for comparison.

This sounds basic, but it prevents most mix-ups. It is the foundation of comparing freeze-dried fruit ingredient and portion labels properly, especially when packet sizes, shapes and suggested uses differ.

Why freeze-dried ingredients can confuse portion comparisons

Freeze-dried ingredients behave differently from many other cupboard foods because most of the water has been removed. That changes the weight dramatically, while leaving the pieces looking quite generous in the bowl or jar. A handful of freeze-dried strawberry slices can look substantial but weigh only a few grams. The same visual amount of oats, raisins or chocolate chips would weigh much more.

That is why portion figures can be awkward. If one pack gives nutrition for a 5 gram sprinkle and another for a 12 gram baking portion, the second may look much higher across the board simply because it covers more ingredient. The labels are not necessarily telling us that one product is "more" in any meaningful sense. They may just be using different reference amounts.

This is even more noticeable with fruit powders. Powders settle, compact and scoop differently depending on grind size. A level teaspoon and a heaped teaspoon are not reliable comparisons between packets. If the label defines a serving by spoonful alone, we still need the weight in grams before making a fair comparison.

Texture also affects likely use. Freeze-dried fruit pieces can stay distinct in flapjacks, biscuit doughs and traybakes. Powders disperse more evenly in icings, sponge mixtures and buttercream. Those different uses often lead manufacturers to choose different suggested serving sizes. That is understandable, but it means the front-of-pack "per serving" figure may not match the amount we would actually use at home.

Another source of confusion is comparison with fresh or frozen fruit. Because freeze-dried fruit is low in moisture, the numbers per 100g can look concentrated compared with foods that contain more water. That does not make the label wrong. It means we should be careful about comparing a dry cupboard ingredient with a high-moisture ingredient on a casual glance. The same caution applies when comparing freeze-dried fruit with cereal toppings, cake decorations or recipe add-ins that are used in very different amounts.

For home baking, the practical question is rarely "what happens at 100g?" It is usually "how much of this am I actually putting into 12 buns, one loaf cake, or a bowl of yoghurt?" Per 100g is still the correct starting point, but it is only step one.

If you want broader orientation on formats and uses before reading labels, our first steps guide to freeze-dried fruit information and our overview of freeze-dried fruit powder for baking and mixing help set out the differences without treating them as interchangeable products.

Use a simple two-step method for fair label comparisons

We use a straightforward two-step method.

Step 1 is to match the same basis.

If both packets show per 100g, compare those columns first. If one only shows per portion, work out whether the portion weight is given. If it is, convert mentally or on paper so you can compare like with like. If the portion weight is not clear, treat the comparison with caution and rely more heavily on the ingredient list and the intended use.

For example, if Pack A gives values per 100g and Pack B gives values per 10 grams, Pack B's figures are not directly comparable until we recognise they are based on one tenth of the weight. The lower number on the page may simply reflect the smaller stated portion.

Step 2 is to check the amount you are likely to use.

Once the per 100g comparison is done, ask what quantity you would realistically add to the recipe. This is the step people often skip. Yet with freeze-dried ingredients it is the step that makes the label meaningful in the kitchen.

For a muffin batter, you might use 6 grams of raspberry powder for colour and flavour. For a granola topping, you might scatter 3 grams of crushed strawberry pieces over one bowl. For a traybake, you might fold in 12 grams of berry pieces across the whole tin. Those are all different use patterns, so the "best" label depends partly on what the ingredient is there to do.

A few practical rules keep this method tidy:

  1. Start with per 100g if available.
  2. Read the actual portion definition on the packet.
  3. Ignore spoon measures unless a gram weight is also shown.
  4. Think in recipe quantities, not abstract serving sizes.
  5. Check whether the whole pack is likely to be used across one bake or many.

This is also where pack size becomes relevant. A per-pack figure can be useful if the packet is very small and likely to be used up in one go, but many freeze-dried ingredients are used over several recipes. In that case, per-pack numbers can distract more than they help.

For sugar-specific comparisons, we have a separate guide on how to compare sugar on freeze-dried fruit labels. Here, the wider point is that the maths must follow the basis on the packet, not the appearance of the fruit in the jar.

A practical example using an illustrative baking portion

Here is one illustrative example for a home baker making a small buttercream batch.

Packet A is freeze-dried strawberry powder. Packet B is freeze-dried raspberry powder.

Both packets have nutrition tables. Packet A gives values per 100g and per 12 grams. Packet B gives values per 100g only.

Our illustrative baking portion is 6 grams of powder, stirred into buttercream for a modest batch of cupcakes. That 6 grams is only an example, not a standard serving, and the actual packet must always be checked.

First, compare the per 100g columns.

That tells us the standard label basis. We can compare energy, sugars, fibre, protein, fat and salt on equal terms. If one packet has extra ingredients such as maltodextrin, anti-caking agents or other flavourings, the ingredient list should explain why the nutrition profile differs. If both are 100 per cent fruit, the comparison is simpler.

Second, work out what happens at the amount we plan to use.

If Packet A already provides figures per 12 grams, our 6 gram illustrative baking portion is half of that stated amount. So whatever the packet says for 12 grams, our recipe would use half. Packet B may require the same logic from its per 100g basis. We do not need advanced maths. We just need to stay consistent.

Third, check what else is on the packet.

For this example, the important checks are:

  • Is it pure fruit powder, or a blended product?
  • Is the portion on the label defined in grams?
  • Are there any allergen statements or "may contain" warnings?
  • Is the storage instruction something like store in a cool, dry place and reseal promptly after opening?
  • Does the packet say the powder may clump naturally, which can affect spooning but not necessarily suitability?

This example shows why visual volume is not enough. Six grams of powder may look like a small quantity, but in baking it can be enough to shift flavour, colour and the nutrition contribution of the added ingredient. The exact effect depends on the recipe, the grind, and what else is in the bowl.

The same method works for pieces. If we were comparing freeze-dried strawberry slices for folding into cookie dough, we would still start with the per 100g column, then move to the actual number of grams going into the dough. Our guide to freeze-dried strawberries in UK kitchens gives format context, but the packet in your hand remains the key source for the final label check.

Look beyond nutrition to ingredients, allergens and storage

Nutrition panels matter, but they are not the whole comparison. For freeze-dried ingredients, we should always read the ingredient list, allergen information and storage instructions alongside the numbers.

Start with the ingredient list. In the UK, ingredients are listed in descending order by weight at the time of manufacture. If a packet is simply freeze-dried strawberry pieces, the ingredient list may be very short. If it is a fruit powder blend or a flavoured topping, the list may include carriers, sweeteners, acidity regulators or anti-caking agents. That does not automatically make it unsuitable, but it does mean we should not assume two products are equivalent just because both mention strawberries on the front.

Then check allergens. The Food Standards Agency explains that ingredient and allergen information is essential for consumers managing allergy or intolerance, and we should not infer personal suitability from a general label alone (Food Standards Agency allergy guidance). In practice, that means reading both the main ingredient panel and any separate "may contain" statement. A plain fruit ingredient can still be packed in a facility handling allergens, and the packet wording matters.

Storage instructions are also part of a fair comparison. Freeze-dried ingredients are valued partly because they are cupboard-friendly, but that does not mean all packets should be handled the same way after opening. The Food Standards Agency's general storage advice is to follow the product instructions, because correct storage helps maintain safety and quality (Food Standards Agency storage guidance). For freeze-dried fruit and powders, that usually means keeping the contents dry, resealing promptly, and storing away from heat and humidity. If one packet comes in a better resealable format than another, that may affect your choice just as much as a small difference in the nutrition table.

It also helps to read the pack in light of your intended use. Whole slices, berry pieces and fine powders behave differently in storage once opened. Powders can pick up moisture from the air quickly and clump. Slices can soften if left exposed. A packet that suits occasional baking may not suit frequent topping use, and vice versa.

Finally, keep perspective. The NHS Eatwell Guide explains dietary balance over a day or week, not as a judgement on one ingredient in isolation (NHS Eatwell Guide). For our purposes at Crispberry, that means using labels accurately, choosing ingredients that fit the recipe, and storing them properly so they stay useful in the cupboard.

When we compare freeze-dried labels without mix-ups, we are really doing three things at once. We are checking the basis of the numbers, matching the figures to the amount we expect to use, and reading the rest of the packet with equal care. That is the most reliable way to compare freeze-dried fruit ingredient and portion labels in a real UK kitchen, whether the ingredient is going into icing, porridge, flapjacks or a weekend sponge.

The Crispberry team

We research and write about freeze-dried fruit and vegetables for UK kitchens. We cite our sources, we give nutrition figures as typical values because products vary, and we correct mistakes quickly when readers point them out. How we write.

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