Definition Guide for skin and hair care terms. A to Z Glossary of hair & skin ingredients with effective results. Updated regularly.
A | B | C | D | E | F | G | H | I | J | K | L | M
N | O | P | Q | R | S | T | U | V| W| X | Y | Z
L
- L-Ascorbic Acid
- L-Ascorbic Acid is a potent form of Vitamin C. It is fresh and concentrated. L-ascorbic acid is a vitamin C that can be applied as a topical skin treatment. Vitamin C is the only antioxidant proven to stimulate collagen production.
- L-Cysteine
- L-Cysteine is necessary to build Keratin. Hair is 14% cysteine. It is included in some hair growth supplements.
- L-Methionine
- L-Methionine is for hair structure and strength. It is included in some hair supplements to prevent hair breakage and thinning mid-length.
- Lactic acid
- Lactic acid exfoliates and brightens skin. It is gentler than glycolic acid. Lactic acid holds moisture while increasing firmness and skin thickness.
Lavender Oil softens hair and skin
- Lanolin
- Lanolin is a natural oil from sheep’s wool. It is easily absorbed and protects and soothes skin. Commonly used in lip balms and moisturizers.
- Lavender Essential Oil
- Lavender Oil softens and conditions the hair.
- Lentigines
- Age spots.
- Lingonberry Stem Cells
- Lingonberry stem cells increase natural antioxidant mechanisms in skin cells. This decreases skin irritation and inflammation. Lingonberry is a “superfruit”. It is rich in vitamins C and E, both excellent for repairing and preventing sun damage.
- Linseed Oil
- Linseed Oil helps hair damaged by styling tools. High in Omega 3s, Linseed can be massaged into the scalp to nourish the hair for new growth, and restore damaged hair.