SIMEON DOYTCHINOV

I didn't start SD-05 because I was passionate about skincare.

I started it because I wanted to build a business. I was looking at different ideas, running through options, and my mother, who has been formulating luxury natural cosmetics for nearly two decades and runs her own company, Conscious Cosmetics, suggested something she'd been thinking about for a while: a men's skincare line that was actually built for men. Genuinely simple, genuinely effective, and not trying to be a watered-down version of women's beauty products. Nothing on the market was quite getting it right.

So she started developing the formulas. Months of iterations, testing, and refinement.

While she worked on that, I started researching the market we were entering. I expected to find competition. What I didn't expect was to find out how genuinely problematic mainstream skincare is.

Parabens. Phthalates. Synthetic fragrances. PEGs. These aren't just unnecessary filler ingredients; they are documented endocrine disruptors. Compounds that interfere directly with your hormonal system, with specific research linking them to decreased testosterone, impaired fertility, and long-term health consequences. They're in virtually every men's grooming product on the market, from the cheap drugstore brands to the expensive ones. The brands don't talk about it, but the ingredient lists do, if you know how to read them.

Here's what hit me: testosterone levels in men have declined by roughly 1% per year for decades. The average man today has significantly lower testosterone than his grandfather had at the same age. We've been told this is just modern life: stress, diet, lifestyle. What doesn't get talked about is the daily chemical exposure sitting in every man's bathroom cabinet, and the role it plays in that decline.

Testosterone isn't just about the gym. Higher levels are linked to mental sharpness, drive, emotional stability, and physical resilience. A meaningful deficiency, which is increasingly common and increasingly normalized, is linked to depression, infertility, loss of muscle, an increase in body fat, and low motivation. If you're taking your health seriously in every other area and ignoring what you're absorbing through your skin every day, you're leaving a significant gap.

Once I understood that, what started as a business idea became something I actually cared about.

Then there was the other side of the research.

Clear, healthy skin has a measurable impact on how you're perceived and how you perform. Studies consistently show that men with clearer skin are rated as more attractive, more competent, and more trustworthy in both social and professional settings. This isn't vanity. It's a real-world variable that most men are either ignoring or losing sleep over without having a real solution. If you've dealt with persistent acne, redness, or problem skin, you already know the effect it has on how you carry yourself.

What we'd developed was the answer to both problems at once. Ingredients that are genuinely high-performance, the kind typically reserved for luxury skincare brands at five times the price, with zero of the toxic compounds that define the rest of the market. Our formulations use UV-protected glass packaging, which eliminates the need for the synthetic preservatives most brands rely on to keep degraded formulas stable. Every ingredient is in the bottle because it does something. Nothing else makes the cut.

Three products. One minute a day, 5 minutes every 5 days. Nothing to compromise on.

I also know that products alone only go so far. Clear skin comes faster when everything else is aligned: sleep, diet, stress levels, and hydration. That's why every SD-05 set comes with the Skin Rebuild Protocol, a free guide that covers lifestyle and habit changes to amplify what the products are already doing. The goal isn't just to sell you something. It's to actually get you results, because that's what builds a brand worth building.

SD-05 is what I wish had existed before I started looking. If you're someone who takes your health seriously, understands that what you put on your body matters as much as what you put in it, and wants results without compromise, this was made for you.