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Pigmentary retinopathy or Retinis pigmentosa (RP) is a hereditary degenerative disease of the visual cells responsible for capturing light (cones and rods). Although it is a condition rarely encountered, the number of people suffering from this disease has risen to over 1 million in the last few years. Starting from the encouraging literature, this paper aims to present the etiology and classification of RP and one original plant extract, obtained from sea buckthorn (Hippophae rhamnoides), a product with major pot...