Nature’s Sunshine Products Inc., a Lehi-based manufacturer of nutritional and personal care products, has appointed Heidi Wissmiller to its board of directors. Wissmiller also will serve on the company’s Audit and Risk Management committees. Wissmiller has over 25 years of senior management experience at companies in the consumer products and direct marketing space. She last served in multiple C-suite positions for Rodan+Fields. Before that, she was CEO of Micro Analytical Systems and served in senior leadership roles with other companies, including PepsiCo, E&J Gallo Winery and RJR Nabisco.