Walmart $WMT, Costco $COST, and Amazon $AMZN are moving to capture a growing share of the weight loss drug market as employers cut coverage and push patients toward direct-to-consumer prescription programs, according to CNBC. Retail chains view GLP-1 prescriptions as a way to pull in long-term customers, calculating that a patient who picks up a weight loss drug will return for groceries, apparel, and much else besides.
