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Asparagus does have oxalates, but the amount is relatively low compared to other high-oxalate foods.
In fact, a typical serving of asparagus contains only a modest level of oxalates, which means most people don’t need to worry about it.
If you’ve been asking “does asparagus have high oxalates?” the short answer is no—it’s not considered a high-oxalate vegetable.
However, asparagus does contain some oxalates, so if you’re on a low-oxalate diet, it’s worth understanding where it fits.
In this post, we’ll take a closer look at the oxalate content in asparagus, how it compares to other foods, and what it means for your diet.
Let’s dig in.
Does Asparagus Have High Oxalates? Here’s the Truth
Asparagus does not have high oxalates.
It’s actually classified as a low-to-moderate oxalate food, which makes it a safe choice for most people watching their oxalate intake.
Here’s why asparagus isn’t considered high in oxalates:
1. Oxalate Content Is Lower Than Many Vegetables
When you compare asparagus to vegetables like spinach, rhubarb, or beet greens, the oxalate levels in asparagus are much lower.
Spinach, for example, contains around 600-800 mg of oxalates per 100 grams, while asparagus has only about 5-15 mg per 100 grams.
That’s a huge difference, and it’s why asparagus doesn’t make the list of high-oxalate foods.
2. Cooking Reduces Oxalates in Asparagus
If you’re concerned about oxalates in asparagus, cooking can help.
Boiling, steaming, or roasting asparagus can reduce its oxalate content even further.
Boiling is especially effective because oxalates are water-soluble, meaning they leach into the cooking water.
So if you’re sensitive to oxalates, boiled asparagus is your best bet.
3. Most People Don’t Need to Limit Asparagus
For the average person, the oxalates in asparagus are not a concern.
Oxalates only become problematic for people who are prone to kidney stones or those following a strict low-oxalate diet.
If you fall into either category, asparagus is still generally considered safe in moderation.
How Asparagus Oxalate Content Compares to Other Foods
To put things in perspective, let’s look at how asparagus stacks up against other common foods.
1. Asparagus vs. Spinach
Spinach is one of the highest-oxalate foods out there, with around 600-800 mg per 100 grams.
Asparagus, on the other hand, has only about 5-15 mg per 100 grams.
That means spinach has roughly 50 times more oxalates than asparagus.
2. Asparagus vs. Beets
Beets are another high-oxalate vegetable, containing about 500 mg per 100 grams.
Asparagus is far lower, making it a much safer choice if you’re watching your oxalate intake.
3. Asparagus vs. Kale
Kale is often praised as a superfood, but it does contain moderate levels of oxalates.
A 100-gram serving of kale has about 20-30 mg of oxalates, which is still higher than asparagus.
So asparagus comes out on top as one of the lower-oxalate green vegetables.
Who Should Watch Their Oxalate Intake?
While asparagus isn’t high in oxalates, some people still need to monitor their overall oxalate consumption.
Here’s who should pay attention:
1. People Prone to Kidney Stones
If you’ve had calcium oxalate kidney stones before, your doctor may recommend a low-oxalate diet.
Asparagus is generally fine, but it’s always best to check with your healthcare provider.
2. People with Certain Digestive Conditions
Some people with conditions like Crohn’s disease or irritable bowel syndrome may be sensitive to oxalates.
Again, asparagus is low enough that it’s usually not an issue, but individual tolerance varies.
3. People on a Low-Oxalate Diet for Other Reasons
If you’re following a low-oxalate diet for any reason, asparagus can still fit into your meal plan.
Just be mindful of portion sizes and how you prepare it.
So, Does Asparagus Have High Oxalates?
Asparagus does not have high oxalates.
It’s a low-to-moderate oxalate food that’s safe for most people, including those who need to watch their oxalate intake.
Compared to high-oxalate foods like spinach and beets, asparagus is a much better choice.
And cooking it—especially boiling—can reduce its oxalate content even further.
So if you’ve been wondering “does asparagus have high oxalates?” rest easy knowing it doesn’t.
Enjoy your asparagus with confidence, whether steamed, roasted, or tossed into your favorite stir-fry.