Many foods that are healthy to eat also offer powerful benefits for your skin and hair — and they’ve found their way into a wide variety of beauty products., according to

“A lot of chemicals can cause irritation, while natural ingredients tend to be absorbed well and contain actual antioxidants and enzymes in their purest, most potent form,” says Deborah Longwill, MD, a dermatologist at the Miami Center for Dermatology.

Check out these natural ingredients that can aid your beauty regimen.

Olive Oil — Ultrahydrating, it creates a barrier that protects dry skin and is particularly helpful for people who have psoriasis or eczema. And can be used straight from the same bottle you use to make salad dressings. Olive Oil is also good the the hair and as a treatment for split ends.

Oatmeal — soothes rashes and irritations caused by poisonous plants, such as poison ivy and oak, as well as pain and itching caused by chicken pox and sunburn. Simply sprinkle some dry oatmeal into a lukewarm bath and soak for 10 minutes. Because of its grainy texture, oatmeal is also ideal for gentle skin exfoliation: Mix with warm water, apply to your face with circular motions, let dry for 10 to 15 minutes, then rinse off.

Turmeric — a fragrant herb, most commonly used in Indian curries, is also prized for its anti-inflammatory properties. Turmeric has long been used to treat eczema and is known to speed wound healing. Recent research suggests that turmeric may also help firm aging skin.

Honey — a natural sweetener, honey is also Mother Nature’s antiseptic and it has been proven to help speed the healing of wounds and superficial burns. Because it kills bacteria it also is effective for those with acne. In addition, honey is an effective skin moisturizer.

Pumpkin — contains an enzyme that gently peels away dead skin, speeding the production of new cells. In addition, pumpkin is rich in essential fatty acids, which hydrate the skin, and the antioxidant vitamins A and C, which fight free radicals that can age skin.

Salmon — contain DMAE, short for dimethylaminoethanol, a compound that helps rejuvenate skin. You can get the benefits of DMAE by eating cold-water fish or by applying it to your skin by means of creams and moisturizers. DMAE is thought to help firm skin and reduce the appearance of fine lines and wrinkles.

Seaweed — rich in vitamins, minerals, and amino acids and thought to have a host of cosmetic benefits, including reducing inflammation and irritation, cleansing, firming, and softening. Because seaweed is also thought to help improve circulation, it’s a key ingredient in many cellulite-reducing creams and is used in detoxifying body wraps at spas.

Green Tea — applied to the skin, green tea is a potent antioxidant that helps retain moisture and reduces the appearance of wrinkles. For a refreshing treat, apply green tea bags dampened with cold water to your eyes for 10 to 15 minutes.

Aloe — used medicinally for years to heal light burns, including those caused by the sun and certain chemicals, aloe gel provides a barrier that protects against irritants and bacteria, and it hydrates and reduces inflammation. For the most potent burn relief, break a piece straight from a plant and squeeze the gel directly onto the burn. Moisturizers and other products that contain aloe are generally nonirritating, so they are a good choice for people with sensitive skin.

Acai — found in the Amazon jungle, contain a high concentration of antioxidants, vitamins, and essential fatty acids. When this superfood is added to moisturizers, it may help neutralize oxidative stress and protect skin against signs of sun damage. In addition, acai is known to reduce fine lines and wrinkles and to even out skin tone.