Carter's Interactive Infographs
Haircare Masterclass
Understand your hair, choose the right products, and build simple habits that keep it healthy and strong.
Haircare Fundamentals
Hair Porosity
How well hair absorbs moisture.
Low porosity resists moisture. High porosity absorbs quickly but loses it fast. Knowing yours helps you choose products that actually work.
Scalp Health
The foundation of good hair.
A healthy scalp supports stronger growth. Buildup, dryness, or inflammation can lead to thinning, itch, and weaker strands.
Cuticle
The outer protective layer.
When cuticles lie flat, hair looks smooth and shiny. Raised or damaged cuticles cause frizz, tangles, and dullness.
Sebum
Natural scalp oil.
Protects and conditions hair. Over-washing strips it; under-washing can leave buildup. Balance is key for most hair types.
Protein vs Moisture
The balance that keeps hair strong.
Too much protein → brittle hair. Too much moisture → limp, mushy hair. Alternate treatments based on how your hair feels.
Buildup
Product residue on scalp & hair.
Silicones, heavy oils, and hard water minerals can coat hair. Clarifying occasionally restores shine and product absorption.
The Hair Health Pyramid
Styling & Treatments
Masks, oils, heat tools, color — use wisely
Condition & Protect
Moisture, protein balance, heat protection
Cleanse the Scalp
Gentle, thorough cleansing is the foundation
Healthy hair starts at the scalp. Focus on the base before adding advanced products or tools.
Know Your Hair Type
Straight (Type 1)
Fine to coarse, can get oily.
Often needs lighter products. Focus on volume at roots and avoiding heavy oils that weigh it down.
Wavy (Type 2)
S-shaped waves, prone to frizz.
Benefits from light moisture and anti-frizz products. Avoid heavy creams that flatten the wave pattern.
Curly (Type 3)
Defined curls, needs moisture.
Requires consistent hydration and gentle handling. Creams, gels, and the “curl cream” method work well.
Coily / Kinky (Type 4)
Tight coils, highest moisture needs.
Most fragile when dry. Focus on deep moisture, protective styles, and minimal manipulation.
Fine Hair
Easily weighed down.
Use lightweight formulas. Avoid heavy oils and butters at the roots. Volume-focused products help.
Thick / Coarse
Strong but can feel dry.
Handles richer products well. Needs more moisture and occasional protein to stay flexible and shiny.
Simple Effective Hair Routine
1
Wash frequency
Most people do well with 2–4 washes per week. Adjust to your scalp oiliness and lifestyle.
2
Shampoo the scalp
Focus product and massage on the scalp, not the lengths. Let the rinse clean the rest.
3
Condition the lengths
Apply from mid-lengths to ends. Leave on 1–3 minutes, then rinse thoroughly.
4
Weekly treatment
Deep condition or hair mask once a week. Alternate moisture and protein based on how hair feels.
5
Protect daily
Use heat protectant before tools. Sleep on silk/satin or use a loose protective style.
Pro tip: Cooler rinse water at the end helps seal the cuticle for more shine and less frizz.
Core Products & What They Do
Shampoo
Cleanses the scalp.
Choose based on scalp needs (oily, dry, sensitive). Sulfate-free is gentler for color-treated or dry hair but may need more thorough rinsing.
Conditioner
Detangles and softens.
Apply mainly to mid-lengths and ends. Leave-in conditioners add extra moisture for dry or curly hair between washes.
Hair Mask
Deep treatment.
Richer than regular conditioner. Use weekly for repair, moisture, or protein. Follow instructions for best results.
Leave-in / Cream
Daily moisture & definition.
Great for curly, coily, and dry hair. Provides ongoing hydration and reduces frizz without rinsing.
Oil / Serum
Seals and adds shine.
Use sparingly on ends. Lightweight oils (argan, jojoba) suit most types. Heavy oils can weigh fine hair down.
Heat Protectant
Shields from tools.
Essential before blow-drying, flat irons, or curling wands. Reduces moisture loss and cuticle damage from high heat.
Recommended Frequency Guide
| Step / Product | Typical Frequency | Notes |
|---|---|---|
| Shampoo | 2–4× per week | Adjust to scalp oiliness |
| Conditioner | Every wash | Focus on lengths & ends |
| Deep mask | 1× per week | Moisture or protein as needed |
| Clarifying wash | Every 2–4 weeks | Removes buildup |
| Leave-in / cream | As needed daily | Especially curly & dry hair |
| Oil on ends | 2–4× per week | Small amount only |
| Heat styling | Minimize | Always use protectant |
Common Hair Concerns
Dryness & Frizz
Most common complaint.
- Increase moisture (masks, leave-ins)
- Reduce heat and tight styles
- Seal with a light oil
- Check porosity — high porosity needs more sealing
Oily Scalp
Roots get greasy fast.
- Don’t skip washing completely
- Focus shampoo on scalp
- Avoid heavy products near roots
- Consider a gentle clarifying wash occasionally
Breakage
Hair snaps easily.
- Often from over-processing or protein/moisture imbalance
- Be gentler when wet (hair is weaker)
- Trim regularly
- Add protein treatments if hair feels mushy
Thinning / Shedding
More hair in the brush.
- Some daily shed is normal (50–100 hairs)
- Sudden increase → check stress, diet, hormones, or scalp issues
- Gentle handling and scalp care help
- See a professional if persistent
Dandruff / Flakes
Itchy, flaky scalp.
- Can be dry scalp or seborrheic dermatitis
- Anti-dandruff shampoos (zinc, ketoconazole) help
- Don’t scratch aggressively
- Consistent scalp care is key
Color-Treated Hair
Needs extra care.
- Use color-safe, sulfate-free products
- Reduce heat and clarifying washes
- Add bond-building or protein treatments
- Protect from UV and chlorine
Best Practices & Habits
Daily & Weekly Habits
- Brush gently from ends upward to detangle
- Use a wide-tooth comb on wet hair
- Pat dry with a microfiber towel or old t-shirt instead of rough rubbing
- Limit high-heat tools; air-dry when possible
- Protect hair at night (silk/satin pillowcase or bonnet)
- Trim every 8–12 weeks to prevent split ends from traveling up
What to Avoid
- Brushing wet hair aggressively
- Tight hairstyles every day (traction)
- Skipping heat protectant
- Using the same heavy product daily without clarifying
- Extremely hot water on the scalp
Relative Impact on Hair Health
Expert Pro Tips
Listen to your hair
It tells you what it needs.
Brittle or snapping → needs moisture or less protein. Limp and stretchy → may need protein. Adjust accordingly.
Less product is often better
Buildup is real.
Start with small amounts. You can always add more, but removing excess is harder.
Protect while you sleep
Reduce friction.
Silk or satin pillowcases (or a bonnet) significantly reduce breakage and frizz overnight.
Clarify regularly
Reset your hair.
Every few weeks, use a clarifying shampoo to remove product and mineral buildup so other products can work better.
Be patient with change
Hair grows slowly.
Visible improvements from better care often take 4–8 weeks. Consistency beats chasing new products every week.
Scalp first
Healthy hair starts there.
Massage while shampooing, keep it clean but not stripped, and treat any persistent itch or flaking early.