Glycerin, also known as glycerol, is a powerhouse ingredient in skin and hair care, revered for its hydrating and humectant properties. Here’s a concise overview of its benefits:

**Skin Care Benefits:**
1. **Hydration**: Glycerin draws moisture from the environment into the skin, keeping it hydrated and plump.
2. **Barrier Protection**: It fortifies the skin’s natural barrier, reducing the loss of moisture.
3. **Softening Effect**: Regular use can lead to softer and more supple skin.
4. **Soothing**: It has a calming effect on irritated and inflamed skin, making it ideal for sensitive skin types.
5. **Enhances Skin Function**: By maintaining moisture balance, glycerin can help skin cells mature properly, aiding in healthier skin function.

**Hair Care Benefits:**
1. **Moisture Retention**: Glycerin pulls moisture into the hair shaft, aiding in hydration for dry, brittle hair.
2. **Frizz Reduction**: It can help in reducing frizz by balancing the moisture levels in the hair.
3. **Improved Scalp Health**: Its moisturizing properties can soothe dry and itchy scalp conditions.
4. **Hair Strength**: By preventing the hair from becoming too dry, glycerin can reduce breakage and strengthen the hair.
5. **Enhanced Hair Growth**: A well-moisturized scalp and hair create an ideal environment for hair growth.