Vitamin D💊 SupplementsNEW
Vitamin D levels remain low year-round in at-risk groups despite summer sun
People over 65 and those from certain ethnic backgrounds struggle to maintain healthy vitamin D levels even during summer months. The problem persists year-round, meaning these groups can't rely on seasonal sun exposure to fix the deficiency.
Medium Concern
🔬 Peer-reviewed
1Jun 30, 2026