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The Oxalate Content in Ginger, Not so Straightforward

fresh ginger on cutting board

Ginger is a spice that many people use in cooking and for its health benefits. It’s good for things like reducing inflammation and helping with digestion. But did you know ginger also has oxalates?

The Oxalate Content in Ginger

Ginger has oxalates in low amounts. Most people can eat ginger in moderation without worry. But if you're on a low-oxalate diet, watch how much ginger you have. Be extra careful with concentrated ginger forms like powder or supplements. The oxalate levels in ginger can differ. Fresh ginger usually has less oxalate than dried or powdered ginger.

Eating too many oxalates can lead to kidney stones. They are hard, painful stones that can form in your kidneys. This happens because oxalates can combine with calcium to make calcium oxalate crystals. If you are at risk for kidney stones, you should be careful with oxalate-rich foods. It's okay to eat a little bit of ginger, but not too much.

Different Forms of Ginger and Their Oxalate Levels

Ginger comes in various forms. Each has a different amount of oxalates. Fresh ginger is the least processed and has the lowest oxalate content. You can slice, grate, or chop it for cooking or make it into tea.

But, dried ginger has more concentrated flavours and oxalates. The drying process removes water. This makes the compounds, including oxalates, more concentrated. Powdered ginger is even more concentrated since it’s the ground from dried ginger. It's used a lot in baking and spice mixes. If you're trying to keep your oxalate levels low, fresh ginger is usually the best option.

Impact of Ginger Preparations on Oxalate Content

You can eat ginger fresh, dried, powdered, or as an extract. Each way affects oxalate levels.

  1. Fresh Ginger: Fresh ginger root is the least processed form. It generally has the lowest oxalate levels compared to dried or powdered ginger. You can slice, mince, or grate the fresh root for cooking or tea. It keeps most of its health benefits with a lower risk of adding oxalates to your diet.

  2. Dried Ginger: To dry ginger, you remove the moisture. This can make the flavours and compounds, like oxalates, more concentrated. Dried ginger is convenient and lasts longer but may have more oxalates than fresh ginger.

  3. Powdered Ginger: Powdered ginger is ground dried ginger. It's concentrated and may have more oxalates. It's used in baking and spice mixes for flavour and health benefits, but watch out for oxalates.

  4. Ginger Extract: Ginger extract is a strong form of ginger. The oxalate content in it can vary. This depends on how it's made and which part of the ginger plant is used. Extracts can let you enjoy ginger's taste and benefits. This helps control oxalate intake. This is especially true if the extraction process lowers oxalate levels.

Fermentation of Kimchi and Impact on the Levels of Oxalate 

Some fermented founds have beneficial effects. Fermentation of kimchi has reduces absorption of oxalates. Fermenting foods, can lower their oxalate content. This happens because the bacteria in the fermentation process break down oxalates. As a result, fermented foods often have fewer oxalates than their raw versions. Click on the Resource Library to read the article: The role of oxalate metabolism in calcium oxalate stone formation.

How to Manage Oxalate Intake

To manage your oxalate intake, know how much oxalate is in the foods you eat. For example, using just a small amount of ginger in your meals helps keep your oxalate levels low. You can mix high-oxalate foods with low-oxalate ones to reduce the overall oxalate concentration. If you like using spices, be careful with how much you use, as many spices can add additional oxalate to your diet.

How Ginger Fits Into an Oxalate Diet

If you’re on an oxalate diet, understanding how much oxalate is in your food is important. Include ginger, especially in its fresh, in a moderate oxalate diet. This means you can enjoy ginger without raising your oxalate intake too high.

But, you must eat it in small amounts. Use ginger in recipes, like in Indian foods or as a flavour boost in dishes. If you use ginger powder, which has a higher oxalate concentration, be sure to measure and use it sparingly.

Comparing Oxalate in Ginger with Similar Ingredients

Ginger, used in cooking and remedies, has different oxalate levels. Knowing the differences will help you manage your oxalate intake. You can do this while still enjoying the flavours and benefits.

Oxalate Level

Oxalate Content per Serving

Very High Oxalate Foods

300 mg or higher

High Oxalate Foods

100 – 299 mg

Moderate Oxalate Foods

25 – 99 mg

Low Oxalate Foods

Less than 25 mg

Ginger Oxalate Levels Depending on Processing According to the OHF

Please research and speak to a medical professional before making dietary changes. I have listed the sources I use in the Resource Library. I am not a medical practitioner, just someone trying to raise awareness.


Average Oxalate (mg) per 100 g

Serving Size (2 g)

Calc Oxalate per serving

Oxalate level

Crystallized, ground


1 tsp





1 tsp, sliced





1 tsp



Health Benefits of Ginger

Ginger can be a valuable addition to your diet. Ginger has many health benefits. These include reducing inflammation, easing nausea, aiding digestion, and regulating blood sugar. For some, the benefits of ginger outweigh its oxalate content.

Even though ginger has oxalates, it’s still good for you. It can help with things like digestion and reducing inflammation. These health benefits can be valuable. Talk to a doctor if you’re worried about your kidney health or how much oxalate you’re eating. They can help you figure out how to enjoy ginger and other plant foods safely while keeping a healthy diet.

To learn more about the health benefits of ginger read: 17 Reasons Why Ginger is Good for Your Health

Analysis of Oxalate Levels in Ginger

Scientists study the levels of oxalates in foods like ginger to see how they might affect our health. They measure both soluble and insoluble oxalates to understand the total oxalate content. Using tools and methods, they find out how much oxalate is in ginger. This helps us know how much ginger is safe to eat, especially for people who need to watch their oxalate intake.

To determine the amount of oxalates in food, scientists use several methods. They begin by preparing the food sample. Often grinding it and using liquids or heat to release the oxalates. Then, they apply techniques like High-Performance Liquid Chromatography (HPLC) and Ion Chromatography. This is to separate and measure the oxalates. These methods identify the levels of oxalates in various foods.

Soluble and Insoluble Oxalates in Ginger

Ginger, a common spice, contains compounds called oxalates. There are two kinds of oxalates: soluble and insoluble. Soluble oxalates dissolve in water and can be absorbed by our bodies. Soluble oxalates are the type that can contribute to the formation of kidney stones.

Insoluble oxalates don’t dissolve in water and usually pass through our bodies without being absorbed. Ginger has both types of oxalates but not in large amounts like spinach or rhubarb.

Risk of Kidney Stones

Kidney stones are hard crystals that can form in your kidneys. They can be painful and are sometimes caused by oxalates combining with calcium. Ginger has oxalates, but in small amounts.

Eating ginger in regular quantities as part of a balanced diet is unlikely to cause kidney stones for most people. But, if you have kidney stones or are at risk, you should be careful about the total amount of oxalates you eat from all foods.


Ginger is good for our health in many ways. It helps with digestion and can reduce inflammation. These benefits come from compounds in ginger, like gingerol. Even though ginger has some oxalates, the amount is usually low. Most people can enjoy its health benefits without worrying about oxalate problems. Eating ginger as part of a varied diet is healthy for most people.

Ginger has some oxalates. It is helpful in cooking and medicine. To enjoy ginger without affecting oxalate levels, control how much you eat. Think about your whole diet and talk to a doctor about your health needs. For more on oxalate in greens, read Arugula Oxalates Rocket. Thank you for reading.

Oxalates are natural compounds found in many foods. If you’re on a low-oxalate diet, you need to watch how much ginger you eat. Fresh ginger usually has less oxalate than ground ginger or ginger powder, which have higher oxalate levels. So, it’s important to think about the form of ginger you’re using.

To read about all the health benefits of ginger read, Is Ginger and Ginger Lemon Tea Good for you?

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