What Are Retinoids
Retinoids are Vit A derived compounds that have several benefits in skin, with ageing, acne and brightness. The retinoids that are prescribed by dermatologists are adapalene, tretinoin, tazarotene etc. Over the counter products have retinol in them which are converted to retinoic acid slowly hence will take longer than prescription strength retinoid to show results.
How do they affect skin?
They work by increasing cell turn over, repairing tissues, inducing collagen production and by exfoliating the outer skin cellsWhat are the benefits of retinoids? The benefits of the actions of a retinoid is tat you will see brighter smoother skin, with lesser lines, wrinkles and firm supple skin from increased collagen production.
Are there any harms of retinoids?
Retinoids of prescription strength can cause redness, irritation and dryness and can make your skin more sensitive to sunlight. Retinoids therefore have to be eased into your skin care routine gently by using a lower strength and then progressing to a higher strength or by diluting with a moisturizer or by using it on alternate days until the redness and irritation subsides.
Are there a particular group of people who should stay away from them?
Pregnant and breast feeding women should stay away from them and anyone with very sensitive skin or skin problems should consult their dermatologist before starting on them. You should also avoid retinoids or stope them few days before if you are doing any exfoliating or skin treatments such as waxing, laser treatments, peels etc.
Which food items contain retinoids?
Foods that contain B carotene are a good source of retinoids as the body can convert B carotene to retinoid. Hence carrots, squash, pumpkin, apricots, peaches, mangoes are all a good source of B carotene.
Can you tell us the difference between the following three options with respect to pros and cons?
Topical retinoids : Topical retinoids have a lot of befits on the skin and can increase cell turnover, exfoliate and help with collagen production giving skin a smooth, brighter, and supple texture with lesser lines and wrinkles. One must be aware of the redness, irritation and dryness it can however cause.
Retinoids via supplements : Vitamin A in the oral formulation is necessary in Vit A deficiency and may be used as a supplement in certain conditions but only under the supervision of a doctor. The Vit A derivative isotretinoin has its uses in several skin problems but needs to be prescribed by a dermatologist. It is hence necessary to consult your dermatologist for supplementation
Retinoids via nutrition : B carotene rich vegetables and fruit are a good source of retinoids as they get converted in the body. Moderate intake of these type of fruit and vegetables have good benefits in giving a brighter supple complexion whereas excess intake can give an orange coloured tint because of the high amount of B carotene (orange coloured pigment).
