The Truth About the Chia Seed Cleanse: What You Need to Know
What’s new in the world of wellness woo? The “chia seed cleanse.” It’s not as worrying as some other trends we’ve seen recently, like drinking borax, but does it actually work, and is it safe?
Below, we’ll explain what the chia seed cleanse is, what it’s supposed to do, and what it actually does.
We’ll also outline what a chia seed cleanse tastes like, and what you should do instead.
What is the chia seed cleanse?
Sometimes called an “internal shower,” the chia seed cleanse has rapidly gained popularity as a quick way to “detox” and “improve digestion.” As you might remember from other articles we’ve published, detoxes aren’t really a thing, but we’ll park that for now.
Typically, a chia seed cleanse involves drinking a mixture of chia seeds, water, and lemon juice, ideally first thing in the morning.
Online wellness creators claim that it can “flush” the gut, reduce bloating, and even promote weight loss. Almost sounds good to be true, right?
What does it taste like?
Chia seeds don’t have much flavor, so the drink mostly tastes like whatever it’s soaked in; so, in this case, lemon.
However, the texture can be challenging at best and unpleasant at worst. Some say it’s like “chewy water,” while others liken it to slimy fish eggs.
Are chia seeds healthy?
Let’s get one thing out of the way: Chia seeds are certainly a healthy addition to your diet. Like other seeds, they’re a source of healthy fats (like omega-3s), plant protein, and micronutrients, including calcium and magnesium.
Although there hasn’t been a ton of research on chia seeds specifically, a meta-analysis of 10 randomized controlled trials (RCTs) identified some benefits.
Another review and meta-analysis also identified a positive effect on blood pressure, along with reductions in other markers of poorer health, such as LDL (“bad”) cholesterol and triglycerides.
If you’d like to add more chia seeds to your diet, and you don’t fancy “chewy water,” try this delicious chia lemon pot recipe.
There’s been a good amount of research into the health benefits of seeds more generally, which you can read about here.
The magic of chia seeds: Fiber
Two tablespoons of chia seeds contain around 10 grams of fiber, which is around one-third of your daily requirements.
As the vast majority of us don’t get enough fiber, chia seeds can really make a difference.
Fiber supports health in many ways. It has a well-established role in digestive health, helping regulate bowel movements, supporting “good” gut bacteria, and reducing the risk of conditions such as heart disease and type 2 diabetes.
Read more about fiber’s benefits here and here.
The science behind the chia seed cleanse
The high fiber content of chia seeds explains why some people report that the chia drink appears to “work.”
Because they contain high levels of soluble fiber, when soaked in water, chia seeds absorb it and form a gel-like substance.
Interestingly, although beyond the scope of this article, the formation of this gel occurs when fiber forms a “nanoscale 3D-network.”
Chia seeds’ gel also adds bulk to stool and may stimulate bowel movements, especially if you’re not consuming enough fiber.
This means that, for people with mild constipation, the drink might bring some relief. However, you could get a similar effect by consuming more fiber-rich plants and drinking adequate water — dehydration is another common cause of constipation.
So, this trend is not entirely vacuous, but, as is often the case, the social media narrative carries those claims deep into the realm of pseudoscience.
The idea of cleanses is nothing new; it’s haunted the internet since the early days. However, there’s no evidence that detoxes or cleanses (including chia seed cleanses) have any benefits or “flush away” toxins. In extreme cases, cleanses can cause harm, too.
The downsides of chia seed cleanses
As we mentioned, chia seeds are high in fiber, which is certainly a bonus. However, if you are generally consuming insufficient fiber and suddenly increase your intake, it can cause digestive discomfort.
Side effects might include bloating, gas, abdominal pain, and possibly diarrhea or constipation (if you’re not drinking enough water).
If you currently follow a low-fibre diet, it’s best to slowly increase your intake over days and weeks. In this way, you can avoid unpleasant gut symptoms.
There are also practical safety considerations to this cleanse. Dry chia seeds can absorb many times their weight in liquid and expand rapidly. If consumed without proper soaking, they can swell in your throat, potentially creating a choking hazard.
So, if you plan to try this, make sure you soak them for at least 5–10 minutes first. Also, warmer water speeds up the process, though it might make the resulting drink even less appealing.
Because chia seeds can lower blood glucose and blood pressure, this could potentially be problematic for people already taking medication to lower blood sugar or blood pressure.
However, this is likely to cause issues only for people who regularly consume large amounts of chia seeds.
People with gut conditions, like Crohn’s disease, may also find that high fibre intake worsens symptoms during flare-ups.
So, what should you do?
For most people, the chia seed cleanse won’t cause any problems. At the same time, it’s not going to provide any magical benefits.
Instead, focus on eating a diverse range of plants: whole grains, fruits, vegetables, legumes, and seeds; eat the rainbow, regularly consume fermented foods, and approach any social media nutrition hack with a degree of skepticism.
The best way to look after your gut and overall health is by following a plant-focused diet over the long haul. No 10-minute hack will make a meaningful difference to your long-term health. It’s about consistency.
Another important thing to remember is this: Wellness influencers make their money from your attention, not by making you healthier. Their aim is not to find “one weird trick that really burns belly fat fast.” Instead, they aim to find “one weird trick that will get you to stop scrolling and follow them.”
It’s also worth remembering that the algorithm, which shapes what you see on social media, is not guided by science or facts. It’s guided by what appeals to you, regardless of its safety or effectiveness.
In short, feel free to add chia seeds to your diet; they’re great. But there’s no magic in the chia seed cleanse, and for some, it might lead to digestive discomfort.
If you want more information on how to avoid online misinformation, try these articles next:
We also have a four-part series on the real-world harms of misinformation:
FAQs
Do chia seeds cleanse your body?
No. Although “cleanse” is a popular word with nutrition influencers online, there’s no evidence that anything marketed to the public as a cleanse is going to significantly improve your health.
Is the chia seed cleanse safe?
For most people, a chia seed cleanse is safe. However, make sure you soak the seeds for long enough and, if you have a chronic health condition, speak with your doctor first.
Do chia seeds make you poop instantly?
No, thankfully, they don’t. However, if you have mild constipation, because chia seeds are rich in fiber, they might help ease your symptoms. Rather than focusing on chia seeds, you’re best off adding more fiber to your diet overall, so include foods like fruit, veg, pulses, seeds, and nuts.