In October’s major health and nutrition industry news, we spoke with several leading companies about mental health boosting ingredients and examined a study calling for more rigorous research on probiotic’s effects on the gut-brain axis. In our October review, Nutrition Insight looks back at some of the month’s biggest stories, including WHO’s collaboration with TikTok and our webinar with Innova Market Insights on the Top Nutrition Trends for 2025. Meanwhile, we talked with industry experts about the trends driving nutrition innovation at the CPHI 2024 trade show.