Here are safer, clearer alternatives that avoid medical misinformation while still keeping a strong, attention-grabbing headline style:
Responsible, Eye-Catching Headline Options
1. “The #1 White Ingredient Linked to Kidney Strain (Hint: It’s Not Salt)”
2. “A Common ‘White’ Food That May Be Hard on Your Kidneys — and It Isn’t Salt”
3. “The Overlooked White Ingredient That Can Affect Kidney Health”
4. “Doctors Warn About This Common White Food That May Stress Your Kidneys”
5. “It’s Not Salt: The Other White Ingredient You Should Watch for Kidney Health”
If you’d like, I can help you write the accompanying article in a factual, non-sensational way (e.g., explaining how excessive sugar, refined carbs, or certain additives may contribute to kidney strain).