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Vitamin A helps form and maintain healthy teeth, skeletal and soft tissue, mucous membranes, and skin. It is also known as retinol because it produces the pigments in the retina of the eye. Vitamin A promotes good vision, especially in low light. It may also be needed ...Read more
Cortisone cream: Retinol can cause dryness, irritation and burning. Stop using the product, apply Hydrocortisone cream and moisturizer that contains no glycolic acid or retinoid (ie: cetaphil, cerave, aveeno). You may need a stronger prescription topical steroid from your doctor if the Hydrocortisone doesn't help. ...Read more
Refractive index: The easiest explanation is that human eyes are "built" to work in air. Water bends light waves more than air does, and our eyes need a layer of air in front of them in order to focus. That its why a pair of goggles helps you see under water. ...Read more
Skin rejuvenation: Retinol, as well as other skin treatments like alpha-hydroxy acids and vitamin c, all work to increase "skin turnover." your skin cells are constantly regenerating and sloughing off. This "turnover" slows as we age. That's why a baby heals a cut so fast and senior citizens take weeks to heal a skin injury. Retinol speeds the regeneration process, giving your skin a fresh, younger look. ...Read more
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