Preservatives, otherwise known as ________, are added to extend the shelf life of products and prevent the growth of harmful microorganisms.
Parabens
What are the four hair types?
Straight, Wavy, Curly, & Coily
What is one goal of the Hair, Skin, & Style course?
To empower students to create a personal care regimen.
What are the four skin types?
Oily, Dry, Combination, & Sensitive
True or False
Some ingredients, like niacinamide, are very powerful and beneficial and are suggested to have a dedicated product in your routine.
False.
Niacinamide is a support ingredient and it is not recommended to have a dedicated product for it.
Why does the order of ingredients on a product label matter? What does it tell us as consumers?
The order of ingredients matters as they are listed from highest to lowest concentration.
*However, companies are NOT required to provide a breakdown of the percentage of each ingredient.*
This can be conducted at home to figure out your hair's porosity.
The Float Test
Emphasized in Korean skincare but shared globally historically, the use of a thick layer of petroleum jelly to seal in moisture overnight is called what?
Slugging
Collagen production slows down as we age, with a decrease of about 1% per year starting at what age?
Age 25 (mid-20s)
Hyaluronic Acid is strictly what type of moisturizer?
Humectant
What common ingredient in haircare is known to dry out hair?
Sulfates
List three of the four main internal factors that affect hair.
Genetics & Hormones, Diet & Nutrition, Overall Health & Medical Conditions, Stress & Sleep
This protective hairstyle has become a fashion-forward symbol of cultural pride, especially among Black youth.
Box Braids
A basic skincare routine that everyone can start with includes what three types of products?
Cleanser, Moisturizer, & Sunscreen
What is one red flag ingredient in skincare for sensitive skin?
Fragrance or alcohol
The following three ingredients are lightweight, medium-weight, or heavyweight oils?
Coconut Oil, Castor Oil, & Shea Butter Oil
Heavyweight Oils
What is protective haircare? Give at least three examples.
Hair practices that minimize manipulation, damage, and protect ends.
Sleeping on silk/satin, wrapping or braiding hair before bed, wearing a hat in direct sunlight, cleansing & moisturizing hair, avoiding high heat, regular brushing.
What Asian skincare trend emphasizes dewy, hydrated skin?
Glass Skin
Age, Sun Exposure, Smoking, Menopause, Diet, Pollution, & Stress
This powerful Vitamin A derivative is commonly used in skincare to reduce fine lines, boost collagen, and improve skin texture. What is it?
Retinol
What type of haircare product can be used once a month by all hair types, is helpful for oily hair, and ideal before any chemical service, such as coloring or lightening?
Clarifying Shampoo (Detox)
What two external factors have the biggest effect on our hair here in San Francisco?
Water Hardness & Humidity
What is everyone's first name in this class?
Tyler, Valeria, Nathanael, Daniel, Alvin, Natalie, Isabella, Esmeralda, Talita, Angela, Calvin, Kaisha, Jasmine
What are the two types of procedures mentioned last week that aid dramatically in boosting collagen production and cell turnover?
Microneedling & Laser resurfacing
What are the three types of moisturizers?
Humectants, Emollients, & Occlusives