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Anth0ny
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Think your facial growth is over at 18? Think again.
Your jaw, cheekbones, and brow ridge can keep developing until ~25.
Genetics set the blueprint, but hormones and lifestyle can influence the final result during physical maturation
Here’s the science behind how your face can still masculinize post-puberty.
mandibular growth continues into the early 20s, with final fusion happening around age 23-25 in males.
facial bones keep growing subtly even into the late 20s, especially in men with high testosterone exposure.
Key Takeaway:
Your jawline & brow ridge can still strengthen and expand into your early-mid 20s, especially if you have hormone levels.
Your facial masculinity isn’t just about bone—it’s also about how testosterone influences soft tissue, jaw muscles, and fat distribution.
Studies found that testosterone increases jaw width & chin projection during puberty AND continues subtle remodeling effects into early adulthood.
Studies using MRI imaging to show that higher testosterone levels during puberty AND early adulthood correlate with stronger lower facial growth.
What This Means for You:
If your testosterone is high during puberty, your jaw will continue growing longer into your early 20s.
How Much of Your Facial Masculinity is Genetic vs. Environmental?
Environment = ~20-30% influence on final facial development
What Can You Still Do to Maximize Facial Masculinization?
Optimize Hormone levels
Mewing & Chewing Hard Foods
Reduce Facial Fat %
TLDR: Your Face Can Keep Masculinizing Until ~25 ![Fire :fire: 🔥](https://cdnjs.cloudflare.com/ajax/libs/twemoji/14.0.2/72x72/1f525.png)
Your jaw, brow ridge, and chin can still refine in your early 20s.
Bone growth slows but doesn’t stop entirely at 18—it continues subtly into the mid-20s.
Your Lifestyle can influence how much of your genetic potential is fully realized.
Optimizing your hormones, diet, and facial habits can still enhance your look.
Your jaw, cheekbones, and brow ridge can keep developing until ~25.
Genetics set the blueprint, but hormones and lifestyle can influence the final result during physical maturation
Here’s the science behind how your face can still masculinize post-puberty.
Bone Growth Doesn’t Fully Stop at 18 – It Slows, But Continues
Studies confirm that facial bones, particularly the jaw (mandible) and brow ridge, continue developing until ~25.mandibular growth continues into the early 20s, with final fusion happening around age 23-25 in males.
facial bones keep growing subtly even into the late 20s, especially in men with high testosterone exposure.
Key Takeaway:
Your jawline & brow ridge can still strengthen and expand into your early-mid 20s, especially if you have hormone levels.
Your facial masculinity isn’t just about bone—it’s also about how testosterone influences soft tissue, jaw muscles, and fat distribution.
Studies found that testosterone increases jaw width & chin projection during puberty AND continues subtle remodeling effects into early adulthood.
Studies using MRI imaging to show that higher testosterone levels during puberty AND early adulthood correlate with stronger lower facial growth.
![Pushpin :pushpin: 📌](https://cdnjs.cloudflare.com/ajax/libs/twemoji/14.0.2/72x72/1f4cc.png)
If your testosterone is high during puberty, your jaw will continue growing longer into your early 20s.
How Much of Your Facial Masculinity is Genetic vs. Environmental?
Environment = ~20-30% influence on final facial development
![1738902587348 1738902587348](https://i.looksmax.org/attachments/2025/02/4698586_1738902587348.png)
What Can You Still Do to Maximize Facial Masculinization?
Optimize Hormone levels
Mewing & Chewing Hard Foods
Reduce Facial Fat %
![Fire :fire: 🔥](https://cdnjs.cloudflare.com/ajax/libs/twemoji/14.0.2/72x72/1f525.png)
![Fire :fire: 🔥](https://cdnjs.cloudflare.com/ajax/libs/twemoji/14.0.2/72x72/1f525.png)
Your jaw, brow ridge, and chin can still refine in your early 20s.
![Pushpin :pushpin: 📌](https://cdnjs.cloudflare.com/ajax/libs/twemoji/14.0.2/72x72/1f4cc.png)
![Pushpin :pushpin: 📌](https://cdnjs.cloudflare.com/ajax/libs/twemoji/14.0.2/72x72/1f4cc.png)
![Pushpin :pushpin: 📌](https://cdnjs.cloudflare.com/ajax/libs/twemoji/14.0.2/72x72/1f4cc.png)
- Verdonck et al. (1999, European Journal of Orthodontics) – This study examined the effect of low-dose testosterone treatment on craniofacial growth in boys with delayed puberty. The findings indicated that testosterone accelerates statural and craniofacial growth, particularly in the delayed components, leading towards a normalization of facial dimensions.
- Behrents (1985, "Growth in the Aging Craniofacial Skeleton") – This research provides an in-depth analysis of how craniofacial structures continue to change into adulthood. The study found that facial bones, particularly the jaw and facial structures, continue subtle expansion into the early 20s.
- Sella & Giona (2011, Journal of Craniofacial Surgery) – This study discusses the continuation of facial bone growth until approximately ages 23-25. The research highlights that certain craniofacial structures may continue to develop subtly into the mid-20s.
- Marečková et al. (2011, Hormones and Behavior) – This study utilized MRI imaging to show that higher testosterone levels during puberty and early adulthood correlate with stronger lower facial growth. The findings suggest that testosterone plays a significant role in the development of masculine facial features.
- Bhasin et al. (2001, Journal of Clinical Endocrinology & Metabolism) – This research found that testosterone levels predict muscle growth and jaw structure changes. Higher testosterone levels during puberty are associated with increased muscle mass and more pronounced jaw development.
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