Liver & Kidneys

Which supplements, vitamins, foods and habits affect liver & kidneys? Every claim graded by the strength of the published research.

• Damages kidney function in healthy adults — Creatine (No effect, grade B: Moderate)
• Very low protein diets slow kidney disease — Protein Powder (Benefit, grade B: Moderate)
• Linked to a lower risk of cirrhosis — Coffee (Benefit, grade C: Limited)
• Can raise liver enzymes at high doses — Green Tea (Harm, grade C: Limited)
• Reduces fatty liver fat — Intermittent Fasting (Benefit, grade C: Limited)
• Harms kidney function in healthy adults — Protein Powder (No effect, grade C: Limited)
• Can cause liver injury — Turmeric (Harm, grade C: Limited)