'Summer House' star Carl Radke credits his brother's 2020 death as a major catalyst for his sobriety journey
Radke highlights the importance of supportive friends like Jesse Solomon in maintaining his sober lifestyle
The reality star promotes Outshine's "Best Flavor Friends" campaign and hosts events at his non-alcoholic bar Soft Bar
Carl Radke is reflecting on more than five years of sobriety.
The 'Summer House' star gives PEOPLE an update on his sobriety journey while promoting Outshine with friend and costar Jesse Solomon at his non-alcoholic bar Soft Bar in Brooklyn, N.Y., on July 21.

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