Retinol cream and Retinoid are name similar, but retinoid will be used by prescription only. It is beneficial to the skin, withered skin care, help treatment the skin has been damaged by UV radiation and help reduce inflammation. However, the mechanism of retinoid is changing composition of the tissues of the skin. This might cause swelling or rash.
Retinol cream is activity at low than retinoid.
On the other hand, retinol is activity at low than retinoid. But when we apply it to the skin, it will gradually be converted to retinoid slowly and a much lower concentration. The advantage of low concentrations this is irritation much less. The downside of it is absolutely that the effect would be less than retinoid fairly. Some documents indicate that retinol cream is stronger less retinoid about one in four, but usually it is not mentioned in many cosmetics.
