Wolfberry and Improved Best-Corrected Visual Acuity

• A systematic review of neuroprotective therapies for visual acuity preservation in retinitis pigmentosa.

  • 2026-04
  • Systematic Review · n = 1,364
  • BMJ open ophthalmology 11(2)
  • • Sam Sherratt-Mayhew
    • Max Bisp
    • Sanna Waheed
    • Charles Page
    • Wing Sze Vangie Koo
    • Shashwat Deep

  • PubMed: 42297463
  • DOI: 10.1136/bmjophth-2026-002771

  2 Insights on

  • Improved Best-Corrected Visual Acuity

  • High evidence
  • Clinical

  Lycium barbarum, which was associated with modest BCVA improvement in a single phase II trial with a very low GRADE certainty of evidence.

  Effect

  Beneficial

  Effect size

  Small

  Significant

  Yes