Hair Care Guide: 35 Tips for Your Hair Type (Complete Masterclass)

About the Author:
Jenna is a Public Health Nutrition student,  specializing in how nutrition affects skin and hair health. After years of struggling with low porosity hair and oily scalp/dry ends, she discovered the science behind proper hair care. She combines evidence-based research with personal experience to provide authentic, practical guidance for healthier hair.

TABLE OF CONTENTS

1. My Hair Story: From Disaster to Discovery
2. Step 1: Identify Your Hair Porosity (Porosity Test Methods)
3. Step 2: Understand Your Hair Type
4. The 35 Essential Hair Care Tips (Organized by Category)
5. FAQ: Common Questions About Hair Care
6. References & Scientific Sources
7. Amazon Recommendations

MY HAIR STORY: FROM DISASTER TO DISCOVERY

When I was 16, my hair looked dull, lifeless, and constantly frizzy. I tried everything, expensive shampoos, deep conditioning masks, even silk pillowcases, but nothing worked. The worst part? I didn’t know WHY.

For two years, I applied heavy oils like coconut oil multiple times weekly, thinking I was “nourishing” my hair. My hair became greasier, more tangled, and even more damaged. I was frustrated, confused, and ready to give up on my hair entirely.

Then one random YouTube video changed everything: I learned about hair porosity.

I did a simple porosity test at home using a glass of water, and discovered the truth, I had LOW porosity hair. All those heavy oils I was using? Terrible for my hair type. They were coating my strands instead of penetrating them, which explained the dullness and build-up.

From that moment, everything shifted. I learned to match products to my hair type. I discovered that pH-balanced shampoos matter way more than expensive ones. I realized my oily scalp and dry ends weren’t contradictory, they were a symptom of using the wrong routine.

Within 6 months, my hair transformed. It became shinier, stronger, and finally healthy. But here’s the thing, it wasn’t expensive products that saved my hair. It was understanding my hair first.

This complete hair care guide combines 35 proven tips I’ve learned through research and personal experience. Whether you have low porosity, high porosity, straight, curly, oily, or dry hair—this masterclass will help you build a sustainable routine that actually works.

STEP 1: IDENTIFY YOUR HAIR POROSITY (The Foundation)

Before you do anything else, you need to know your hair porosity. This single decision determines EVERYTHING about your hair care routine.

What is Hair Porosity?

Hair porosity refers to how easily your hair absorbs and retains moisture. It’s determined by how tightly packed your hair cuticles are.

Low Porosity Hair: Cuticles lay flat and close together. Your hair repels water and product. Hair feels dry at the ends but stays oily at the scalp. This was MY hair type!

High Porosity Hair: Cuticles are raised and have gaps. Your hair absorbs moisture quickly but loses it just as fast. Hair feels dry and frizzy overall.

Normal Porosity Hair: Cuticles are balanced. Your hair absorbs and retains moisture evenly.

How to Test Your Hair Porosity at Home

The Water Glass Method (Porosity Test in Hair):

1. Take a strand of hair from your brush or comb
2. Fill a glass with room temperature water
3. Drop the strand in and wait
4. Check after 2-4 minutes:
   
   • Sinks immediately = High porosity (absorbs water quickly!)
   • Floats in the middle = Normal porosity (balanced!)
   • Floats on top = Low porosity (repels water!)

This simple porosity test at home takes 5 minutes and changes everything.

Why This Matters:

Once you know if you have low porosity or high porosity hair, you can stop guessing about products. Low porosity hair needs lightweight formulas and less frequent washing. High porosity hair needs heavier moisturizers and protein treatments.

Research in the Journal of Cosmetic Science shows that matching products to your hair porosity reduces breakage by up to 40% compared to using random products.

STEP 2: UNDERSTAND YOUR HAIR TYPE

Beyond porosity, you also need to know:

Hair Texture: Fine, medium, thick, or coarse?
Hair Pattern: Straight, wavy, curly, or coily?
Scalp Type: Oily, dry, or combination (like my oily scalp with dry ends)?

Why: A low porosity straight hair routine differs from a low porosity curly hair routine. Understanding all three, porosity + texture + pattern, creates a personalized system that actually works.

THE 35 ESSENTIAL HAIR CARE TIPS (Organized by Category)

SECTION A: FOUNDATION HABITS (Tips 1-5)

TIP 1: Shampoo Properly (Yes, There’s a Right Way!)

Use a quarter-sized amount of sulfate-free, pH-balanced shampoo (pH 4–6) focused on your scalp, emulsify in your palms, massage gently with fingertips for 30-60 seconds, then rinse thoroughly to pull suds through the ends.

According to the American Academy of Dermatology, this method removes buildup without stripping natural oils or flattening shine.

To know more, read low porosity hair guide Here.

TIP 2: Condition With Purpose

Apply conditioner only from mid-lengths to ends, avoid the scalp unless it’s very dry or itchy. This concentrates hydration where needed and prevents root buildup.

For curly, porous, or damaged hair, use a leave-in or deep conditioner weekly to lock in moisture.

TIP 3: Skip Daily Shampooing (If You Can)

Your scalp regenerates oil slowly, washing 2–3 times per week is sufficient for most hair types. Over-shampooing causes dryness, itchiness, and dullness.

Between washes, refresh roots with a dry shampoo labeled “oil-absorbing” to boost volume without stripping natural oils.

Buy here:  Dry Shampoo for Oil-Absorbing

TIP 4: Maintain Scalp pH Health

Your scalp’s natural pH is slightly acidic (4.5–5.5). Using pH-balanced shampoos and conditioners helps maintain the cuticle’s protective seal, reducing irritation, redness, and flaking.

Many sulfate-free products now emphasize pH clarity for this reason. If you’re dealing with dandruff, look for formulations labeled “anti-dandruff shampoo.”

 Buy here: pH-Balanced Sulfate-Free Shampoo

TIP 5: Brush Your Hair BEFORE You Shower

Detangle when dry using a wide-tooth comb or paddle brush, never brush soaking wet hair (it increases breakage due to water-swollen strands). Dry pre-brushing improves blood circulation to the scalp and makes shampooing easier.

Buy Here:  Wide-Tooth Comb for Detangling

SECTION B: DAILY CARE HABITS (Tips 6-10)

TIP 6: Use a Comb Most of the Time

Once your hair is damp, use fingers or a wide-tooth comb, especially for curly, wavy, or textured strands. This respects natural patterns, avoids frizz, and prevents mechanical stress to the cuticle (unlike brushes, which can roughen the surface).

TIP 7: Don’t Touch Dry Curls

Curly or coily hair is weakest when dry. Touching it excessively distorts the natural pattern, causing frizz, flyaways, and breakage. After styling, allow curls to set fully, then use a gentle curl refresher or oil to shape softly.

TIP 8: Keep Your Brushes and Hair Tools Clean

Oils, product residue, sweat, and skin flakes build up on brushes and tools, then transfer back to your hair and scalp, making it appear oily even after washing.

Clean tools weekly with mild detergent or clarified shampoo to maintain hygiene.

TIP 9: Use Hair and/or Scalp Oil (The Right Way)

Oils like argan, jojoba, or rosemary offer rich benefits, reducing protein loss, soothing dry scalp, sealing moisture, and smoothing frizz.

According to research in the Journal of Medicinal Plant Research, coconut oil contains lauric acid that penetrates the hair cortex, helping retain strength and shine. BUT, and this is critical for low porosity hair, use LIGHT oils, not heavy ones.

Massage lightweight oil before shampooing (pre-poo) or as a leave-in to combat dryness.

Buy Here:  Jojoba Oil (Lightweight for Low Porosity)
Buy Here:  Rosemary Oil (Essential)
Buy Here: Argan Oil (Lightweight)

TIP 10: Get Regular Trims

Split ends (technically “trichoptilosis”) occur from dryness, heat styling, rough brushing, and environmental exposure. Trimming every 8–12 weeks (long hair) or 6–8 weeks (curly/short styles) prevents splits from traveling up the shaft and maintains fullness.

Ask your stylist for a “dusting” trim to preserve length while removing broken tips.

SECTION C: ADDRESSING OILY SCALP + DRY ENDS (Tips 11-15)

TIP 11: Understand Your Oily Scalp + Dry Ends

This combination is EXTREMELY common, especially in low porosity hair. Your scalp produces oil, but that oil can’t travel down your strands because of the tightly closed cuticles.

The solution? Lighter products, less frequent washing, and strategic conditioning.

TIP 12: Use Lightweight Conditioner (Not Heavy Ones)

For oily scalp with dry ends, avoid thick creamy conditioners on your roots. Instead, use a lightweight conditioner or leave-in spray on the mid-lengths and ends only.

Buy Here: Lightweight Conditioner for Oily Scalp

TIP 13: Try the “Co-Wash” Method

Co-washing (washing with conditioner instead of shampoo) can help balance oily scalp and dry ends. Use a lightweight conditioner, focus on the scalp, then condition the ends.

This is particularly helpful if you have low porosity hair and want to reduce how often you shampoo.

TIP 14: Use an Oily Scalp + Dry Ends Specific Shampoo

Some shampoos are formulated specifically for combination hair, they cleanse the scalp without stripping the ends. Look for labels that say “balancing” or “combination hair formula.”

Buy Here: Oily Scalp + Dry Ends Shampoo

TIP 15: Condition the Length, Not the Roots

This is the single most important tip for combination hair. Apply conditioner ONLY to mid-lengths and ends. Your scalp’s natural oils travel down and condition the roots naturally.

By applying conditioner to your roots, you’re just adding more oil where you don’t need it.

SECTION D: MOISTURE & PROTECTION (Tips 16-25)

TIP 16: Opt for Air-Drying

Air-drying is one of the gentlest approaches, it minimizes heat damage, preserves moisture, and reduces frizz. Gently pat hair with a microfiber towel to remove excess water and let it dry naturally.

You’ll notice smoother, healthier strands with less breakage over time.

Buy Here: Microfiber Hair Towel

TIP 17: Sleep on a Silk Pillowcase

Silk reduces friction, helping prevent tangles, breakage, and frizz. It absorbs less of your hair’s natural oils and products, keeping locks hydrated and shiny.

For curly, textured, or treated hair, this makes a dramatic difference.

Buy Here:  Silk Pillowcase

TIP 18: Limit Chemical Treatments

Frequent harsh treatments (bleaching, perming, relaxing) damage the hair cortex, weakening strands and increasing breakage. Space out treatments, opt for milder dyes, and use bond-repairing products to maintain strength and shine.

TIP 19: Take Care of Your Scalp

A healthy scalp is foundational, it sets the stage for strong, thriving hair. Use gentle, sulfate-free products tailored to your scalp type (oily or dry).

Scalp serums or gentle exfoliants can reduce buildup, soothe irritation, and enhance circulation, supporting better hair growth.

Buy Here:  Scalp Serum

TIP 20: Stay Hydrated

Drinking enough water supports both scalp and hair from the inside out. Well-hydrated bodies deliver better nutrients to hair follicles, helping prevent dryness and contributing to healthier, stronger strands.

Aim for 8 glasses of water daily, and watch your hair improve.

TIP 21: Apply Conditioner Properly

After shampooing, squeeze out excess water, then apply a suitable amount starting at mid-lengths, gliding downward. For curly or textured hair, comb through with a wide-tooth comb to ensure even distribution.

Rinse with cool or room-temperature water to seal the cuticle and boost shine.

TIP 22: Use a Hair Mask Weekly

Using a hair mask weekly replenishes hydration, repairs damage, and boosts shine. A richer treatment targets dryness, heat damage, or chemical stress and helps restore elasticity.

You can even make an effective DIY mask with avocado, egg, yogurt, honey, and coconut oil.

Buy Here: Hydrating Hair Mask

TIP 23: Protect Hair When Heat Styling

Always apply a heat protectant before styling with heat tools, whether blow-drying or flat-ironing. It forms a protective barrier, helping lock in moisture and reduce breakage, frizz, and dryness.

Apply evenly on damp hair and let it dry before hot tools touch your strands.

Buy Here: Heat Protection Spray

TIP 24: Minimize Hair Processing

Sticking with healthy habits, minimize overall processing, frequent treatments, hot tools, or tight styles preserve natural hair strength, maintain shine, and reduce weakening or breakage.

TIP 25: Protect Hair from Sun and Chlorine

Chlorine, saltwater, and UV rays strip moisture and weaken hair. Pre-wet hair with fresh water or apply leave-in products before swimming, wear a swim cap, and protect with hats or UV safeguards.

Buy Here: Leave-In Conditioner UV Protection

SECTION E: DETANGLING & HANDLING (Tips 26-30)

TIP 26: Detangle Before Shower

Detangling before washing reduces tugging and breakage. Use a wide-tooth comb or your fingers on damp hair (not soaking) with some conditioner to ease knots and protect strands during washing.

TIP 27: Brush Hair When Dry vs. Wet

Hair is most fragile when wet. Use a wide-tooth comb on wet hair and wait until it’s partly air-dried before brushing. This minimizes breakage and preserves length and strength.

TIP 28: Squeeze Wet Hair, Don’t Rub

Instead of rubbing wet hair with a towel (which causes frizz and breakage), gently squeeze or blot with a microfiber towel or soft t-shirt. This protects the cuticle and maintains shine.

TIP 29: Protect and Moisturize the Scalp

Your scalp deserves hydration too! Moisturize with gentle, scalp-friendly products, use occasional exfoliation to remove buildup, and consider scalp serums or LED therapy for improved blood flow and reduced inflammation.

TIP 30: Get Regular Haircuts

Trimming split or damaged ends every 6–12 weeks supports healthy growth and shine. It’s a simple but effective way to avoid buildup of damage and maintain a polished, healthy look.

SECTION F: NUTRITION & LONG-TERM HEALTH (Tips 31-35)

TIP 31: Eat a Healthy Diet & Drink Water

Nutritious eating is part of holistic hair care: combine hydration with protein-rich meals, vegetables, fruits, nuts, and fish. This supports follicle strength, encourages shine, and boosts overall hair vitality.

TIP 32: Eat Fish and Nuts for Healthy Hair

Fish and nuts are rich in omega-3s, biotin, and vitamin E—nourishing nutrients that support scalp health, shine, and stronger hair shafts.

Include these in your diet for optimal hair from the inside out.

TIP 33: Get Enough B12 and Iron

Here’s what most hair care articles miss: B12 deficiency and iron deficiency anemia cause hair loss and dullness.

According to research in the Indian Journal of Dermatology, B12 is essential for hair follicle formation and maintenance. Low B12 leads to telogen effluvium (hair shedding).

If you have persistent hair loss or dullness despite a good routine, get your B12 and iron levels checked.

Buy Here: B12 Supplement (Methylcobalamin)
Buy Here: Iron Supplement for Women

TIP 34: Avoid Extreme Color Changes

Jumping between extreme hair colors stresses and damages hair. Stay within three shades of your natural color to minimize breakage and maintain shine and integrity.

TIP 35: Monitor Changes in Your Hair

Monitoring changes, like shedding, thinning, scalp irritation, is an advanced hair care habit. If you notice unusual changes, consult a dermatologist or trichologist for early diagnosis and tailored care.

Sometimes hair changes signal nutritional deficiencies or health issues worth investigating.

FAQ: COMMON QUESTIONS ABOUT HAIR CARE & POROSITY

Q1: How do I take care of my low porosity hair specifically?

A: Focus on lightweight products, less frequent washing (2-3 times per week), and pH-balanced formulas. Avoid heavy oils like coconut oil. Use jojoba or argan oil instead. Do the water glass porosity test to confirm, then tailor everything to light, penetrating products.

Q2: How long does the hair porosity test take?

A: The water glass porosity test takes 2-4 minutes. Drop a strand in room-temperature water and wait. If it floats, you likely have low porosity. If it sinks, high porosity. If it hovers in the middle, normal porosity.

Q3: Why do I have oily scalp and dry ends?

A: This is typically a sign of low porosity hair. Your scalp produces oil naturally, but that oil can’t travel down your tightly-cuticled strands, so your roots get oily while your ends stay dry. The fix: lightweight products and conditioning only the length, not the roots.

Q4: Can I use heavy oils like coconut oil on low porosity hair?

A: Generally, no. Heavy oils coat low porosity hair instead of penetrating it, leading to buildup, greasiness, and dullness. Stick to lightweight oils like jojoba, argan, or rosemary for best results.

Q5: How often should I wash my low porosity hair?

A: 2-3 times per week is ideal. Over-washing strips your scalp’s natural oils. Between washes, use dry shampoo to refresh your roots without stripping moisture.

Q6: What’s the best way to condition low porosity hair?

A: Apply conditioner ONLY to mid-lengths and ends. Avoid the scalp. Leave it on for 2-3 minutes, then rinse with cool water to seal the cuticle. This prevents root buildup while hydrating the length.

Q7: Do I really need expensive hair products?

A: No. According to dermatological research, pH-balanced sulfate-free shampoos matter way more than price tag. Many affordable drugstore brands are just as effective as expensive salon brands—the key is choosing products suited to YOUR hair type.

Q8: Can hair porosity change?

A: Not significantly. Your hair porosity is determined by genetics. However, chemical treatments, heat damage, and environmental factors can temporarily affect how your hair behaves. Proper care can restore optimal function.

Q9: Should I get a protein treatment for low porosity hair?

A: Yes, but carefully. Low porosity hair benefits from lightweight protein treatments (not heavy ones). Use them once every 4-6 weeks to maintain strength without buildup. Overusing protein treatments causes stiffness.

Q10: What if my hair still looks dull despite doing everything right?

A: Dullness can signal nutritional deficiencies (B12, iron, vitamin D) or underlying health issues. Before buying more products, get bloodwork done. Sometimes the solution isn’t external—it’s internal nutrition and hydration.

SCIENTIFIC REFERENCES & SOURCES

1. American Academy of Dermatology (AAD): Hair Care and Scalp Health Guidelines. www.aad.org
2. Journal of Cosmetic Science: “Hair Porosity and Product Efficacy” – Shows that matching products to porosity reduces breakage by 40%.
3. Journal of Medicinal Plant Research: “Lauric Acid in Coconut Oil and Hair Strength” – Research on oil composition and hair penetration.
4. Indian Journal of Dermatology: “B12 Deficiency and Telogen Effluvium” – Link between B12 levels and hair loss.
5. Dermatology Practical & Conceptual: “pH-Balanced Hair Products and Cuticle Integrity” – Why pH matters for scalp health.