Derma Glow, a cosmetics company, sought to optimize its facial product line's profit using a non-linear programming model. By analyzing historical data and employing demand functions, optimal prices were determined with Excel Solver. Sensitivity analysis revealed the impact of price changes on demand and profit, guiding the company towards a strategic pricing plan for maximizing profitability while considering market dynamics. This structured approach highlights the potential for growth and expansion in the competitive cosmetics industry.