What did @thomas.bluee actually say?
The creator claims that "boosting testosterone naturally" improved his bone density, sharpened his jawline and cheekbones, cleared his skin, and reduced facial bloating through better blood flow and "water attention" (water retention) regulation. He acknowledges losing face fat played a role but insists testosterone did more than just that. He also pushes back on the acne-testosterone link, arguing that "bad hygiene and diet" cause breakouts, not testosterone itself. At the end, he offers a free guide on naturally boosting testosterone via a comment funnel, which is a classic lead-generation tactic worth flagging upfront.
Does the science back this up?
Partially, but the creator overstates what natural testosterone optimization can actually do to facial bone structure in adults. The bone density and jaw-shaping claims are where the video most clearly veers off track. Skin and water retention? More nuanced than he presents, but not entirely wrong.
On bone structure: testosterone does influence bone density and craniofacial development, but this happens primarily during puberty and early adulthood when growth plates are still open. A study by Verdonck et al. (1999, European Journal of Orthodontics) confirmed that androgen levels correlate with mandibular growth in adolescents. Once you're a skeletally mature adult, raising testosterone through diet or lifestyle interventions is not going to remodel your cheekbones. That's not how bone remodeling works in adults. The timeline required would be years, not the kind of visible transformation suggested in a before-and-after TikTok.
On acne: testosterone does increase sebum production via androgen receptor activity in sebaceous glands. But the creator's claim that diet is the actual driver, not testosterone, misrepresents the mechanism. Androgens directly upregulate sebaceous gland activity. Diet is a modifier, not the root cause. Bhate and Williams (2013, British Journal of Dermatology) found clear associations between glycemic load and acne severity, supporting diet as a contributing factor. But attributing clear skin entirely to diet while ignoring the androgen stimulus is selective reasoning.
What did they get wrong (or right)?
Let's be direct. The facial bone structure claim is almost certainly explained by the fat loss he admits happened, not by any testosterone-driven skeletal remodeling. He says his face "only looked like this after fat loss" but then pivots to credit testosterone for bone density changes. That pivot is not supported by evidence for adult men making natural lifestyle-based testosterone changes.
What he got right: testosterone does affect skin oil production. He's correct that sebum increases with higher androgen levels. He's also not wrong that an anti-inflammatory diet can reduce acne severity. Those are defensible points.
What he got wrong: the framing that diet causes acne breakouts rather than testosterone is misleading. Testosterone raises the baseline sebum output; diet influences how bad the outcome gets. Conflating these two things lets him sidestep the real trade-off. And the bone structure claim applied to adult natural testosterone changes is not plausible without evidence beyond a before-and-after photo that also coincides with significant fat loss.
The "water attention" regulation point is the weakest. Testosterone can influence aldosterone pathways and fluid balance, but the evidence that it reduces facial puffiness as a standalone effect, distinct from fat loss, is thin at the population level.
What should you actually know?
If you're a man with symptoms of low testosterone, including fatigue, low libido, mood changes, or loss of muscle mass, the right move is a blood test, not a TikTok guide dropped into your DMs. Actual hypogonadism is a clinical diagnosis. "Boosting testosterone naturally" through diet and sleep can help if your levels are suppressed by poor lifestyle habits, but it is not going to produce dramatic facial restructuring.
Lifestyle factors that genuinely support healthy testosterone levels include resistance training (Kraemer and Ratamess, 2005, Sports Medicine), adequate sleep (Leproult and Van Cauter, 2011, JAMA), and managing body fat, since adipose tissue converts testosterone to estrogen via aromatase. These are real, documented effects. The creator is not entirely wrong that lifestyle matters. But the gap between "optimizing lifestyle" and the dramatic before-and-after transformation he implies is much larger than this video suggests.
If you're experiencing symptoms consistent with hypogonadism, a licensed clinician can order a total and free testosterone panel and actually diagnose what's going on. A comment funnel leading to a free PDF is not a substitute for that.