Why does my vape spit liquid into my mouth? Usually, it happens because e-liquid reaches your mouth before it fully vaporizes. Fortunately, it’s almost always fixable once you find the cause.

This guide breaks down the most likely reasons and, more importantly, how to stop it from happening again. If the device turns out to be defective, our shop has reliable replacements ready.

Why Does My Vape Spit Liquid Into My Mouth? Understanding Spitback

Spitback happens when liquid e-liquid, rather than fully vaporized aerosol, travels through the airflow path. In other words, the coil hasn’t finished converting the liquid into vapor.

This differs from a normal, brief taste of condensation. Instead, spitback typically involves a noticeable, hot droplet.

A Flooded Coil Is the Most Common Cause

If too much e-liquid saturates the coil, it can’t vaporize all of it fast enough. As a result, excess liquid pools and eventually gets pushed out as spitback.

Overfilling a tank, chain vaping, or vaping right after refilling can all lead to this kind of flooding.

Therefore, letting the device sit upright for a few minutes after refilling often allows excess liquid to settle before use.

Why Does My Vape Spit Liquid Into My Mouth at Low Wattage?

Surprisingly, low wattage is often more responsible for spitback than high wattage.

When power is too low, the coil can’t fully vaporize the liquid pulled in with each puff. Consequently, leftover liquid builds up and eventually spits out.

For this reason, increasing your wattage slightly, within your coil’s rated range, frequently resolves the issue.

Chain Vaping Makes Spitback More Likely

Taking rapid, back-to-back puffs doesn’t give the coil enough time to fully vaporize liquid between draws.

Because of this, spacing out your puffs allows the coil to keep up, which reduces the buildup that leads to spitback.

Why Does My Vape Spit Liquid Into My Mouth: Airflow Settings Can Contribute Too

A very open airflow setting can sometimes pull liquid through faster than the coil can vaporize it. Meanwhile, closing the airflow slightly gives the coil more time to process the liquid.

As a result, this small adjustment alone can noticeably reduce spitback in many devices.

Coil Age and Wick Saturation

An aging or worn coil can vaporize liquid less efficiently than a fresh one. Consequently, spitback often becomes more frequent as a coil nears the end of its life.

Similarly, an over-primed new coil, one with too much liquid added before first use, can also spit until it settles in.

Quick Fixes to Try First

Work through these steps to address most spitback issues:

• Let the device sit upright for a few minutes after refilling
• Increase wattage slightly if you’re running low power
• Space out your puffs instead of chain vaping
• Slightly close your airflow if it’s fully open
• Replace the coil if the issue continues after other fixes

When Spitback Signals a Bigger Problem

Occasional spitback is usually just an adjustment issue. However, the Consumer Product Safety Commission notes that overheating components in vaping devices can pose burn risks.

Therefore, persistent hot spitback paired with unusual heat deserves extra caution. If it continues despite adjustments, discontinuing use of that device is the safer choice.

Frequently Asked Questions

Is spitback dangerous?
Occasional spitback is uncomfortable but not usually dangerous. However, frequent hot spitback paired with overheating is worth taking seriously.

Does a new coil always spit at first?
Not always, but slight spitback during the first few puffs of a new coil isn’t unusual.

Can e-liquid thickness affect spitback?
Yes. Thinner e-liquids can sometimes flood a coil more easily than thicker, high-VG formulations.

So, if you’re still dealing with a device that keeps spitting, get in touch with our team and we’ll help you sort it out.