Vitamin E is A fat Soluble vitamin is essential for normal reproduction.it is an important antioxidant that neutralize free radical in the body.vitamin E capsules are of 2 types there is the one that is for oral use and the one for enternal use only.
For the oral one,it nourishes the body, repair nails and skin problems, help promote hair growth,etc.
For the enternal type of vitamin E they are of different colors and each of them have specific functions in the body.
1.Pink: it is for moisturizing the skin, leaving your skin with secretly beautiful glow.
2. Golden: this is use for anti-aging.
3.Green: the green is for black spots acne and pimples.
3.Light yellow:this is use for lightening the skin complexion.
So choose the one which suit your problem.you can get them from cosmetice shops and ask for the precaution

You can also watch and read more on it, as how to mix it with your cream, how to identify the fake from real, where to purchase them, the price and also their uses

https://vickygistblog.com/video-skin-care-hack-vitamin-e-capsule-functions-of-the-various-colours-how-to-use-and-everything-you-should-know-about-it/

You don't have the black ones?