Professional Consulting
D. Lê Thị Bích Phương
Dentist
Based on professional advice from Dr. Bich Phuong, this article analyzes each dental condition from two perspectives, Asian feng shui and modern medicine, and offers the best solutions so you can "change your tooth features" safely, scientifically and in harmony with your fortune.

According to medicine, "attractive, healthy teeth" must meet 4 criteria:
Even, closely spaced teeth with a correct bite
Teeth that are straight, not crowded, crooked or gapped. A correct bite allows good chewing and reduces the risk of tooth wear and temporomandibular joint disorders.
Harmonious proportions of teeth, gums and lips
Only about 1–3 mm of gum shows when smiling, with a gently curved smile line.
Naturally bright tooth color
Not necessarily very white, but clean, shiny and even.
Healthy gums
Pale pink gums with no swelling, inflammation or bleeding.
In Asian feng shui, attractive teeth are always associated with stability and good fortune in life. Even, orderly teeth are seen as a sign of steadiness and security. Full teeth that are neither protruding nor gapped signify abundant wealth, easy communication and confidence in all relationships. In addition, a balanced bite is considered a sign of harmony at work and in the family.
Combined with the aesthetic and functional criteria of modern medicine, attractive teeth become a convergence of health, beauty and good fortune. That is why, besides aesthetic needs, some people are starting to look into changing their tooth features in the hope of "better fortune and stronger health".

Attractive teeth are judged by how even they are, a correct bite, harmonious proportions of teeth and gums, and natural color
Dr. Bich Phuong shares:
"Many patients come to me not only because they want to look good, but because they believe correcting their teeth will open up their fortune. From a medical point of view, even teeth with a correct bite certainly improve the way you smile and speak, which makes a good impression and increases your opportunities at work and in social life."
In Asian feng shui, the shape of the teeth and mouth is seen as partly reflecting a person's fortune. People with protruding teeth are thought to find it hard to stay steady because their energy easily escapes. Gapped teeth are associated with losing money and being unable to accumulate fortune. For crooked teeth, feng shui considers them a sign of a rocky path in life that easily leads to instability. A gummy smile is also considered less favorable, as it makes it hard to hold on to wealth and often makes the person less confident when talking to others.
Although these beliefs are traditional, they partly reflect the Asian desire for harmony, discretion and balance in a smile.
"Although it is not based entirely on feng shui beliefs, in reality, an attractive mouth always gives you an advantage in communication, work and personal image. This is 'scientific feng shui'," the dentist shares
See also: Reading tooth features to predict wealth or poverty with 95.5% accuracy
To change tooth features according to both medicine and feng shui, we first need to understand the relationship between the two and what each one aims for. Medicine focuses on ensuring oral health, a stable bite and facial harmony. Meanwhile, Asian feng shui emphasizes a balanced, full and discreet smile, factors believed to influence fortune, wealth and ease in communication.
By combining these two perspectives, we not only create healthy, attractive teeth by modern standards but also aim for a smile that gives its owner a sense of harmony, confidence and "good fortune". This is the foundation for applying methods to change tooth features scientifically and safely, with comprehensive value.
In Asian feng shui, a snaggle tooth was once seen as charming, but some also view it as a sign of obstacles and fortune that does not flow smoothly. From a medical perspective, Dr. Bich Phuong explains that a snaggle tooth is actually a tooth that has grown out of position, a type of bite misalignment. If not corrected, it can cause cheek biting, tooth wear and even jaw misalignment over time.
In terms of treatment, braces are considered the best and safest solution. This method moves the snaggle tooth back into the correct position, restores a correct bite and creates a more harmonious smile. When the teeth are straightened and aligned, the feng shui aspect also improves toward greater stability and steadiness.
In some cases where the snaggle tooth is slight and small, porcelain may be considered for cosmetic correction. However, this is not the preferred option because it requires grinding the tooth and risks affecting the natural tooth structure. Braces remain the option that changes "tooth features" lastingly and in line with both medicine and feng shui.

Actress Trang Cherry once had a very charming snaggle tooth
In Asian feng shui, protruding teeth are seen as letting energy escape, reducing steadiness and being unfavorable for fortune. From a medical perspective, protrusion not only affects appearance but also causes a series of problems: a misaligned bite, difficulty cleaning, tooth wear and dry lips because the lips cannot close naturally.
The most effective solution for protruding teeth is braces. It is almost the only method that can correct both dental and skeletal protrusion, comprehensively improving aesthetics, the bite, the smile line and the look of the face. Some cases of mild protrusion can be treated with porcelain, but this technique only addresses the surface, does not affect the bone structure and can even weaken the teeth if overused.
From a professional perspective, to truly and lastingly change protruding teeth, braces remain the best option.
Gapped teeth are often seen as a sign of difficulty holding on to wealth and losing luck easily. From a medical perspective, this condition not only affects appearance but also causes many everyday inconveniences. Gaps between the teeth trap food easily, increasing the risk of gingivitis and bad breath. Gapped teeth can also affect pronunciation and make the smile line less harmonious.
For complete treatment, braces are the preferred method because they move the teeth naturally into the correct position, close the gaps and restore balance to the whole arch. If you also want to improve tooth color or shape, porcelain veneers can be considered as a cosmetic finishing step after braces. Combining these two methods gives you not only closely spaced, even, full teeth but also a change in "tooth features" that meets the standards of beauty in both medicine and feng shui.
Crowded teeth are one of the most common types of misalignment. From a medical perspective, this condition causes teeth to rotate and overlap, creating many gaps that are hard to clean. As a result, the gums become inflamed easily, the breath suffers, the bite becomes unbalanced and the risk of jaw misalignment increases over time.
The best treatment is comprehensive orthodontics to bring each tooth into the correct position, align them, correct the tooth axes and re-establish a correct bite. With advanced technologies such as X-Matrix, the orthodontist can accurately predict the movement of each tooth, making treatment gentler, less painful and shorter while ensuring maximum effectiveness.
In feng shui, straight, even teeth are seen as a symbol of a smoother life, "going straight", with fewer bumps and more stability. So orthodontic treatment not only improves oral health but also completes your tooth features according to Asian standards of harmony.

Influencer Le Thi Lien once had crooked teeth but improved them significantly with braces

Besides an even, attractive dental arch, you also get a balanced facial profile and a radiant, confident smile
See also: Lien's story: "From a plain country smile to a stunning transformation with braces"
In Asian feng shui, a gummy smile is often seen as "exposed", making the smile less charming and letting energy escape. However, from a medical perspective, this condition has very clear causes and can be completely corrected.
A gummy smile can result from many factors: an overgrown jawbone, naturally short teeth, the lip rising too high when smiling, or an unbalanced gum-to-tooth ratio. Each cause calls for a different treatment approach to ensure both aesthetics and function.
For short teeth, cosmetic gum contouring exposes more of the tooth and creates more harmonious proportions. If the cause lies in the bite or the smile line, braces will adjust the position of the teeth and how high the lip rises when smiling. More severe cases, for example due to the jawbone structure or overactive lip muscles, may need jaw surgery or lip muscle relaxant injections for optimal results.
Correcting a gummy smile not only improves aesthetics but also completes your "smile features", giving you a more confident and harmonious look in terms of both medicine and feng shui.
See also: 5 ways to treat a gummy smile at home
In feng shui, chipped teeth are seen as a sign of loss that disrupts fortune and reduces the harmony of a smile. From a medical perspective, Dr. Bich Phuong explains that chipped teeth can result from impact, grinding or weak enamel; if not treated early, they cause sensitivity and decay and affect the bite.
Common solutions include cosmetic fillings for minor chips, porcelain veneers to recreate a natural shape, or porcelain crowns when the tooth is weak and badly damaged. Proper restoration "changes the features" to intact, full teeth, giving you better aesthetics and a better look.
Discolored teeth not only make a smile less bright but, in feng shui, are also seen as a sign of "accumulated bad energy", reducing confidence and fortune in communication. Medically, discoloration can be caused by weak enamel, staining from food or tobacco, or antibiotic staining from childhood.
To "change your features" to bright, clean, harmonious teeth, the solution may be safe teeth whitening or ultra-thin porcelain veneers for severe discoloration. When tooth color improves, the smile becomes brighter and the overall look more harmonious, which in feng shui also signifies transparency, confidence and smooth communication.

Porcelain veneers are a popular way to change tooth features today
| Condition | Feng shui perspective | Medical perspective | Solution |
|---|---|---|---|
| Snaggle teeth | Once seen as charming, but also believed by some to signal obstacles | A tooth out of position, causing a misaligned bite, cheek biting and tooth wear | Braces to move the tooth into the correct position; porcelain for small, slightly misaligned teeth |
| Protruding teeth | Energy escapes, lack of steadiness | Misaligned bite, dry lips, difficulty cleaning, tooth wear | Braces (optimal); porcelain for mild protrusion, cannot correct the bone |
| Gapped teeth | Difficulty holding on to wealth, lack of fullness | Food gets stuck, gingivitis, affects pronunciation, unattractive | Braces to close the gaps; porcelain veneers for better aesthetics |
| Crowded teeth | Teeth not straight → a life path that is not smooth | Jaw misalignment, gingivitis, difficulty cleaning, misaligned bite | Comprehensive braces; X-Matrix technology for greater precision |
| Chipped teeth | A sign of loss that disrupts fortune and reduces the harmony of a smile. | Causes sensitivity and decay and affects the bite | Fillings, porcelain veneers to recreate a natural shape, or porcelain crowns when the tooth is weak and badly damaged |
| Gummy smile | "Exposed" – energy is lost, charm is lost | Caused by the jawbone, short teeth or a high lip line | Gum contouring, braces to adjust the smile line; jaw surgery or lip muscle relaxant injections when needed |
| Discolored teeth | Lack of brightness, a duller look, affects the features of the mouth | Caused by staining, weak enamel, poor hygiene | Safe whitening; veneers or braces if orthodontic and cosmetic treatment need to be combined |
Braces realign the teeth and change tooth features without altering the natural tooth structure, making them one of the clinic's key methods for changing tooth features. This method ensures a correct bite and creates even, straight, harmonious teeth and a naturally attractive smile arc. At Lac Viet Intech, the orthodontists use a combination of 3 modern technologies, SmileStream, AutoLign and WebCeph, to plan the optimal treatment and predict the path of each tooth, making treatment effective, improving the facial structure and ensuring safe treatment with healthy, attractive teeth.
See also: 3 extremely dangerous complications of braces: experts share how to recognize them early and prevent them effectiv ely
Minimally invasive porcelain veneers
Ultra-thin veneers are placed with a technique that preserves as much tooth structure as possible, with almost no grinding. This method creates attractive tooth shapes and harmonious color and corrects many flaws while keeping the smile natural. It is a solution that is both aesthetic and in line with the feng shui ideal of "full, harmonious teeth".
Gummy smile aesthetics
Lac Viet Intech focuses on designing smiles according to standard aesthetic proportions, balanced from the teeth to the gum line. Changing tooth features by adjusting the teeth, smile arc and gum line is done according to medical standards to create a harmonious, youthful smile that also suits feng shui, expressing discretion, fullness and balance.
Lac Viet Intech Dental is committed to carrying out every cosmetic procedure transparently and precisely, in strict compliance with safety and aesthetic criteria. It is not only a place where patients get a more beautiful smile but also a place that helps create harmonious, healthy "tooth features" that bring good fortune according to feng shui.
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