Eight Sleep Enters Predictive Health, Quest Launches AI Analysis, SuppCo Pushes Supplement Transparency

March 4, 2026: Your daily rundown of health and wellness news, in under 5 minutes.

Today's top stories:

• Quest Diagnostics unveils AI chatbot in MyQuest portal analyzing five years of lab data powered by Google's Gemini models

• Subco launches independent supplement certification program anonymously purchasing retail supplements and verifying ingredients in independent labs

• Eight Sleep raises funding at $1.5B valuation, shifting from reactive sleep optimization to predictive AI agent and pursuing FDA clearance for sleep apnea detection

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