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Vegetable juice

Hearty juice made from vegetables – ideal as a drink or for cooking.

Wiki about vegetable juice Nutri-Score B Vegan Yes Gluten-free Yes Lactose-free Yes Nut-free Yes
NUTRITION / 100 ml
20 kcal 1 g Protein 4 g Kohlenhydrate 0.2 g Fett

Introduction

Glass with vegetable juice
I have a small weakness: I find vegetable juice fascinating. The first time I tried a freshly pressed beetroot‑carrot mix, I thought I had discovered a secret recipe, but it was just vegetables in a concentrated, liquid form. Since then vegetable juice has accompanied me as a quick pick‑me‑up in the morning, as a surprising ingredient in cooking and sometimes as the comforting glass that straightens out a hectic day.

What appeals to me about vegetable juice is its versatility. It can be drunk pure, it can round off a soup, enliven a vinaigrette or give a smoothie an earthy note. I remember a cold autumn evening when I accidentally combined pepper and tomato juice and instead of a mistake found a savory, almost Mediterranean base for a ragout. Small experiments like that are worth it.

Practical reasons are as convincing as taste. Vegetable juice delivers nutrients in a compact way, it hydrates and can be a simple method to integrate more vegetables when the day is too full for a long cooking session. It is also surprisingly adaptable.

  • Vitamins and minerals: vegetable juice often contains potassium, vitamin C and various secondary plant compounds.
  • Flavor contributor: it pairs with spices, herbs and citrus and adds texture to sauces.
  • Practical: quick to prepare or keep in the fridge.
A colleague of mine swears by celery juice as a morning ritual; I prefer the combination of beetroot and apple because it combines sweetness and earthiness. I have learned to pay attention to acid balance and to use salty components sparingly. Sometimes a squeeze of lemon juice is enough, other times a hint of horseradish.

For me vegetable juice is more than just a drink. It is an invitation to experiment, a quick nutrient supplier and a small kitchen revolution in a glass. Those who are curious should mix their own and be surprised how much flavor can hide in a simple glass.

Availability & types

Availability and types of vegetable juice

Vegetable juice is made from many different kinds of vegetables. The ingredients usually come from fields or gardens where carrots, tomatoes, beetroot, celery and many other plants grow. These plants are grown in different parts of the world — for example in Europe (Spain, Italy, the Netherlands), in the USA (California) and in large producing countries like China or India. Which vegetable grows where depends on the climate: tomatoes and peppers like warm places, while carrots also do well in cooler regions.

Where to find vegetable juice

Vegetable juice is available almost everywhere: in supermarkets, health food stores, farmers' markets, juice bars and online. Fresh juice is often found in the refrigerated section to keep it longer. Shelf‑stable varieties are also available in cartons or cans that do not need refrigeration until opened. At farmers' markets you often find very fresh varieties sold immediately after pressing — it's like buying fruit and vegetables directly from the farmer.

Different types of vegetable juice

  • Pure vegetable juice: made from a single vegetable, for example pure carrot juice or pure tomato juice. It tastes exactly like that plant — like a juice made from a single fruit.
  • Blends: several vegetables are pressed together here, for example carrot + apple + beetroot or various vegetables for a “vegetable cocktail”. It's like a salad in a glass.
  • With spices or herbs: some juices have added salt, pepper, celery or herbs for more flavor. A well‑known example is the juice used for a “Bloody Mary” cocktail.
  • With fruit content: small amounts of fruit are often mixed in to make the juice sweeter, for example apple or pear.
  • Unfiltered (with pulp): these juices look denser and cloudier because fiber pieces remain — almost like a thin smoothie.
  • Filtered/clear: here the pulp has been removed so the juice looks clearer.
  • Concentrate: some juices are first concentrated (water removed) and later reconstituted with water. This saves space in transport, like when you use instant soup and reconstitute it with water.
  • Cold‑pressed: with this method the juice is gently pressed without much heat. It often retains more flavor and some vitamins — you can think of it as slow pressing rather than high‑speed blending.
  • Organic variants: these come from controlled cultivation without many synthetic agents. Organic is like “naturally grown” with special rules for the farmer.
  • Powder or concentrate to reconstitute: for travel there are also vegetable powders to mix with water — convenient, but different in taste.
In summary: vegetable juice is available fresh or shelf‑stable, pure or blended, with or without pulp, from concentrate or cold‑pressed and even as organic variants. You can buy it in supermarkets, from farmers or at juice shops — depending on how fresh or special you want it. That way you can easily find the variety that suits your taste best.

Details & nutrition

Property Value
Unit ml
Calories per 100 20
Protein per 100 1
Carbohydrates per 100 4
Sugar per 100 3
Fat per 100 0.2
Saturated fat per 100 0.03
Monounsaturated fat 0.05
Polyunsaturated fat 0.07
Fiber per 100 0.6
Vitamin C (mg) per 100 12
Vitamin D (IU) per 100 0
Calcium (mg) per 100 18
Iron (mg) per 100 0.4
Nutri-Score B
CO₂ footprint 0,30 kg CO2e/L
Origin EU
Gluten-free Yes
Lactose-free Yes
Nut-free Yes
Vegan Yes
Note Nutritional values may vary depending on vegetable content; many vegetable juices contain added salt.

Technical & scientific information

Vegetable juice refers to the liquid product obtained by mechanical pressing or comminution of vegetables. It consists predominantly of water and soluble components of plant tissue and is used both as a food for direct consumption and as an ingredient in the food industry. Vegetable juice is offered in different forms, from clear, filtered juices to cloudy, fiber‑rich variants.

Chemical composition and nutritional values

  • Water: typical content >85–95 %.
  • Macronutrients: very low fat contents, moderate carbohydrate content (mainly monosaccharides and disaccharides) with typical total values depending on raw material of about 1–10 g/100 ml; protein content is low (usually <1 g/100 ml).
  • Fiber: in clear juices usually greatly reduced, in “cloudy” juices partly still present as fine particles.
  • Minerals: high water solubility makes potassium, sodium and other ions readily detectable; potassium values often range from 100–400 mg/100 ml, depending on the vegetable.
  • Vitamins and secondary plant compounds: vitamin C, carotenoids (e.g. beta‑carotene in carrot juice), polyphenols, chlorophyll, betalains (in beetroot juices) and glucosinolates (in brassica vegetables) are present in variable amounts depending on the starting material.
  • Nitrates/oxalates: leafy vegetables and beetroot can show high nitrate levels; oxalate levels are elevated in spinach etc. and can be relevant for sensitive individuals.
Technical processing methods

  • Mechanical processing: peeling, comminution and centrifugal or hydraulic pressing. Different pressing methods affect yield and particle size.
  • Enzymatic treatment: pectinases and cellulases reduce viscosity and facilitate juice release; they are used to increase yield and for clarification.
  • Clarification and filtration: sedimentation, centrifugation, membrane filtration or diatomaceous earth filtration are used to remove turbidity and obtain products with a clear appearance.
  • Thermal treatment and preservation: pasteurization (thermal) is common; alternative methods such as High‑Pressure‑Processing (HPP, 400–600 MPa) or pulsed electric fields preserve heat‑sensitive nutrients.
  • Concentration: vacuum evaporation to remove water with subsequent reconstitution influences volatile aroma compounds.
Quality parameters and microbiological safety

  • Physical parameters: Brix value (soluble solids), pH (typical 3.5–6.5) and water activity (>0.95) are crucial for shelf life and process control.
  • Microbiology: without adequate preservation yeasts, molds and spoilage bacteria as well as pathogenic organisms like Salmonella or E. coli can be problematic; pasteurized or aseptically packaged products greatly reduce this risk.
  • Packaging: aseptic cartons, glass bottles and pressure‑stable PET containers are used; light‑ and oxygen‑tight packaging protects sensitive components such as vitamin C and pigments.
Health aspects

  • Nutritionally vegetable juice supplies water‑soluble vitamins, minerals and secondary plant compounds in a readily available form. However, fiber is generally greatly reduced, so the satiating and colorectal benefits of whole vegetables are diminished.
  • Nitrates can have cardiovascular benefits via the nitrite/NO cascade but pose a risk of methemoglobinemia in infants; therefore high‑nitrate juices are not recommended for young children.
  • Fat‑soluble nutrients such as carotenoids show better absorption when consumed with small amounts of fat.
  • Additives: salt, sugar or stabilizers alter the nutritional assessment; label‑required additives are regulated in many jurisdictions.
Vegetable juice is a versatile food with specific technological requirements and variable nutritional significance. The choice between fresh, cold‑pressed, pasteurized or HPP‑treated products affects nutrient content, safety and shelf life. For consumers it is sensible to check the ingredient list, origin and processing methods to properly assess product quality and possible health risks.

Wiki entry for: vegetable juice
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