Baby Sucking Bottom Lip

Baby Sucking Bottom Lip (Causes And Treatments)


Most parents have probably noticed lip biting or their baby sucking their bottom lip at some point. This is quite a common behavior among babies and can be due to various reasons, such as self-soothing in a stressful environment, hunger, or when they start teething.

While it’s typically not a cause for concern, excessive lip-sucking can become a habit that may lead to chapped lips and other problems. In this article, we’ll explore the reasons why most babies suck on their bottom lip and how parents can help their babies find other ways to self-soothe.

We’ll also look at the consequences of bottom lip sucking on their teething process and ways to prevent the development of a lip-sucking habit in babies.

Possible reasons why a Baby Sucks its Bottom Lip

Self- Soothing

Self-soothing is among the most frequent causes of this behavior in most babies. Baby-sucking the bottom lip is a natural instinct that babies have because it gives them a sense of comfort and security in stressful situations Babies may use the bottom lip-sucking motion as a calming technique to help them feel less anxious.


Hunger is another potential factor in newborns sucking their bottom lips. Most newborns may suck on their bottom lip to communicate their wants if they are hungry or have not eaten enough.

This frequently occurs together with other hunger symptoms such as fussiness, agitation, or crying.


Another frequent cause of baby-sucking bottom lip is teething. Babies who are teething could experience discomfort and anguish in their gums, and they might try to find relief by sucking on their lips. Also, this action can aid in relieving the pressure that their erupted teeth are putting on their mouths.


Last but not least, some infants may suck their lower lip out of curiosity or as a means to explore their bodies. Although this practice is typically not a reason for alarm, it can develop into a habit and create cracked lips or other problems.

Signs that the baby is sucking its bottom lip for a particular reason

bed, baby, newborn

Excessive drool or chapped lips are two of the most evident indicators that a baby is sucking its bottom lip for a specific cause. Lip discomfort in babies who self-soothe by sucking their bottom lip can be readily treated with a non-toxic ointment or lip balm.

A baby may also bite down on their bottom lip while teething and exhibit the same sucking motion they do when nursing. They could even have a red or puffy bottom lip, and they might weep more frequently. Yet, this behavior is entirely common and typically does not point to any significant health concerns with the infant.

In order to ease their baby’s suffering, parents can try to provide a teething toy and also adhere to a regular feeding schedule.

A newborn may develop a poor habit of excessively sucking their bottom lip, which can irritate their mouth further and make them uncomfortable. A child’s dentist or a speech therapist may be consulted in such circumstances.

But, for the majority of infants, sucking their bottom lip is just a regular habit that marks the beginning of their sensory and tooth development. They may make amusing faces when they experiment with their mouth movements because it is a novel sensation for them.

a baby sucking their bottom lip is a perfectly natural behavior and a brief stage in their development. In order to calm the baby’s lips, new parents should consider using natural therapies like coconut oil or camomile tea.

only when it becomes an obsessive-compulsive disorder that a medical professional or pediatric dentist needs to be consulted.

How to Help A Baby who Is Sucking Its bottom Lip Excessively


If your baby is excessively sucking their bottom lip, there are a few things you can do to help them. One reason babies suck their bottom lip is for self-soothing, so providing them with other ways to self-soothe can help break the habit. Here are some tips:

Use a non-toxic cream or lip balm to alleviate chapped lips and lip irritation.

Introduce solid foods to your baby’s feeding schedule. This can help distract them from the habit and provide a new sensation to explore.

Consider teething as a cause for the behavior. Teething can cause excessive drool, and babies may suck their lower lip as part of the teething process. Provide teething toys to help relieve discomfort.

Provide sensory development activities that allow your baby to explore their mouth movements without excessive sucking.

Use positive reinforcement techniques to encourage your baby to stop sucking their bottom lip. Praise your baby when they stop the sucking motion and engage them in other activities that can distract them from the habit.

Consider introducing other forms of self-soothing, such as thumb sucking or a pacifier, to replace the sucking behavior.

Remember that excessive sucking of the bottom lip is a completely normal behavior for babies, and most babies find sucking to be comforting. However, if the behavior continues past the first birthday, it may be worth speaking with a pediatric dentist or speech therapist to ensure proper teeth development and prevent any potential severe misalignment

Overall, as a new parent, it is essential to understand that sucking is a common behavior for babies, and it is a temporary phase. Keep an eye out for other signs, such as a red ring around the mouth or other symptoms, which could indicate an obsessive-compulsive disorder.

Providing alternative self-soothing methods, like introducing new sensations, can help break the habit of sucking the bottom lip. Providing other activities that allow for mouth exploration can help with sensory development.

Remember, sucking on the lower lip is common in most newborns, but if the behavior continues, seek advice from a healthcare professional to ensure your baby’s health and well-being.

Preventing the habit of excessive lip sucking in babies


Preventing the habit of excessive lip-sucking in babies can be done through a variety of methods. One way is to encourage self-soothing behaviors that do not involve lip-sucking.

For babies aged 2-6 months, chapped lips can be prevented by using lip balm specifically formulated for infants.

Solid foods can be introduced to babies aged 6 months and older to help them transition away from breast or bottle feeding. L

Lip irritation can be treated with non-toxic cream, and excessive drool can be managed with a feeding schedule that allows for frequent wiping of the mouth.

During the teething process, it is common for babies to suck on their lower lips, and some babies may even bite their lips in the same sucking motion. However, parents can discourage this behavior by providing a teething toy or other objects for the baby to chew on.

For babies who cry frequently, it is important to ensure that they are getting enough food and to consider introducing baby food as an additional source of nutrition.

Babies find sucking to be a natural and instinctive behavior, but it is important to maintain good oral health by discouraging excessive lip-sucking.

The most obvious sign of excessive lip-sucking is a red ring around the baby’s lips, which can be treated with chamomile tea or coconut oil.

Parents should also be aware of other signs that may indicate the habit is becoming a bad habit.

It is completely normal for babies to suck their bottom lip, and it may be a temporary phase. However, if the baby continues to suck their lip past their first birthday, it may be a cause for concern.

Thumb-sucking can also lead to teeth misalignment and other problems with teeth development.

Sensory development is important in a baby’s life, and lip-sucking is a common behavior that helps with this development. However, if the habit becomes obsessive, parents may want to seek speech therapy or other treatments to discourage the behavior.

New parents should not be alarmed if their babies start sucking on their lips, as it is a common behavior that most newborns exhibit. However, if the behavior becomes excessive or is accompanied by other symptoms, such as severe misalignment of the teeth, it is important to seek advice from a pediatric dentist.

To prevent the habit of excessive lip-sucking in babies, parents can encourage self-soothing behaviors, provide teething toys, and discourage the sucking motion. Babies may find the sensation of sucking on their lips to be a new and funny experience, but it is important to monitor the behavior and discourage it if it becomes a bad habit.

In conclusion, seeing your baby sucking on their bottom lip may seem concerning at first, but it is a common behavior in babies. It can be a way for them to self-soothe, explore new sensations, or alleviate discomfort.

However, if the habit becomes excessive, it can lead to chapped lips, irritation, or misalignment of teeth. New parents can take steps to prevent this behavior from becoming a bad habit, such as offering solid foods, providing teething toys, and using non-toxic creams.

It is important to note that sucking on the bottom lip is generally not a cause for concern, and most babies will outgrow this behavior by their first birthday. As with any concerning behavior, it is always best to consult with a pediatric dentist or doctor if there are any persistent or severe symptoms.



This post is written and edited by Sandy who is a clinical pharmacist with over 20 years of experience specializing in pre-natal and post-natal care.