Nu Skin Enterprises Inc. reported a loss of $37 million in its third quarter 2023 fiscal results, yielding $498.8 million.   On a per-share basis, the company said it had a loss of 74 cents. Earnings, adjusted for one-time gains and costs, were 56 cents per share.   “Our third quarter results were softer than expected as persistent macro-economic challenges in several of our key markets negatively affected consumer spending and customer acquisition, particularly in our Main...