Limonene provides a nice and fresh citrus scent. It can be found in many plants. It's used in cosmetics because of its low price and pleasant smell.
The component is in the list of EU Allergens. It reacts with oxygen very fast and can irritate your skin or cause allergic reactions. It also improves the penetration effect of any ingredient. That’s why you should use products with Limonene carefully, especially if you have sensitive skin.
Tocopherol is one of the most popular active ingredients in cosmetics. It’s a brilliant component. It's a form of Vitamin E and it does help the skin and hair a lot. It conditions the skin, strengthens its barrier, protects it against harm, and makes the tone even. It also helps your skin and hair to resist the sun. It’s safe but can irritate sensitive skin sometimes. Pay attention to concentration!