Methylsulfonylmethane, or MSM, is a sulfur-based compound that is found in various foods. It also occurs naturally in the body and is available as a supplement.

Oily and combination skin naturally produces excess sebum -- otherwise known as skin oils. For some this creates a sheen on the skin, while others experience blemishes from oil buildup. Skin needs to be balanced in order to minimize oil production without drying out.

Behind all the glitz and glamour, the modeling industry has its own standards for male models who provide specific looks for runways, galas and marketing campaigns.

A persistent blackhead can be as bothersome as an unwelcome house guest. These pesky black dots form when oil, dead skin cells and bacteria block the pores, and then stay open and get exposed to air.

Although blackheads are a frustrating problem for many teens, blackheads aren't limited to the teen years. Preteen children can be plagued by blackheads, usually as a result of an increase in hormone levels, according to Oregon Health & Science University.

Dark circles result from a pooling of blood under the eyes, says “Essence,” and they can plague you along with puffiness and wrinkles. Just because black women have darker skin does not mean they are not faced with these undereye woes.

High-quality razor blades aren't cheap, but even the most expensive ones tend to dull after a few uses. If you shave daily, the cost of those blades starts to add up. By caring for your blades, however, they can each last a few months or even longer.

Brittle toenails occur when nails are not properly nourished or cared for. Improper nail care practice can weaken the nail bed and invite fungal infection. Preventative measures including cleanliness, adequate nutrition and wearing well-fitting shoes will keep you from having to cure brittle nails.

The American Academy of Dermatology warns that sweating while wearing a hat or helmet can easily lead to acne breakouts. It’s recommended to quickly cleanse your scalp and hair to prevent pimples from forming.

You can't just apply standard sunscreen around your eyes, as such products are often too heavy and irritating for this sensitive region of your body. That doesn't mean the skin around your eyes can go without sun protection.

Relaxers change the appearance of hair by altering its chemical makeup. During the relaxing process, the chemical bonds of the hair are broken then reformed into a straight, relaxed pattern.

Aussie shampoo is a popular hair product, but consumers should be aware that some ingredients in Aussie hair shampoo contain what may be considered harmful or toxic components, states the Natural Skincare Authority. While some of the contents of the shampoo created by Procter & Gamble are common, others are not.