Exhibit 99.1 The Honest Company Reports First Quarter 2024 Results Transformation Pillars Continue to Drive Revenue Growth and Profitability Improvement Achieved 37% Gross Margin, Significant Expansion of 1,275 Basis Points Year-Over-Year Reaffirms Full Year 2024 Financial Outlook LOS ANGELES, Calif. – May 8, 2024 – The Honest Company (NASDAQ: HNST), a personal care company dedicated to creating clean- and sustainably-designed products, today reported financial results for the three months ended March 31, 2 ...