Shubhang Jaiswal on Instagram: "💊 Clenbuterol explained — not what most people think. It’s often talked about like a steroid, but chemically it’s not one. Clen belongs to the β2-adrenergic agonist family — compounds that work by stimulating your nervous system to increase metabolism and fat oxidation. 🔥 Structurally, steroids have a 4-ring carbon backbone (the classic steroid nucleus), while Clen has a phenethylamine base, more similar to adrenaline or ephedrine. That’s why it’s used for bronc