- Starbucks Goes all in on Protein: Announces Arrival of New Protein Lattes and Protein Cold Foam to the Menu on Sept. 29 Starbucks
- Starbucks adds new protein lattes, protein cold foam to coffee menus ABC News
- Starbucks Puts Protein Cold Foams and Lattes on Permanent Menu TODAY.com
- Starbucks to launch protein-packed cold foam, lattes later this month CNBC
- Starbucks to launch protein lattes on National Coffee Day Axios
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