How to Add Volume to Thin Hair

8 steps 20 min Beginner From $1.84

Volume is a styling problem, not a product problem — the right round brush and dryer technique add more volume than any expensive shampoo. This walks through volumizing wash products that don't weigh hair down, a round-brush blowout that lifts roots, optional teasing for special-occasion crown structure, and how to lock it without crunch. About 15-20 minutes per styling once you have the gear; salon blowout equivalent for ~$2 per session vs $60.

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Step-by-Step Instructions

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Step 1: Pick a volumizing shampoo

Volumizing shampoos use polymers that coat the hair shaft and create a thicker feel without adding weight. Heavy moisturizing or smoothing shampoos do the opposite — they flatten thin hair. Wash every other day at most; daily washing strips the natural oils that give fine hair body.

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Living Proof Full Shampoo, 8 oz

Silicone-free, sulfate-free. The hairstylist favorite for thin hair — adds body without making strands feel coated. ~$30-34.

$0.85/use $34 for 40 View Details
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Bumble and Bumble Thickening Volume Shampoo, 8 oz

Adds noticeable thickness at the strand level. Slightly drying, so pair with a light conditioner. ~$30-34.

$0.80/use $32 for 40 View Details
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Pureology Pure Volume Shampoo, 9 oz

Sulfate-free, color-safe. Best volumizer for color-treated hair. ~$32-38.

$0.78/use $35 for 45 View Details
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Redken Volume Maximizer Shampoo, 10 oz

Professional salon line. Solid volume payoff at a lower price than Living Proof or Pureology. ~$22-28.

$0.50/use $25 for 50 View Details
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Pantene Pro-V Sheer Volume Shampoo, 12 oz

Drugstore pick. Not as light as the prestige options but effective — and you can buy six bottles for the price of one Living Proof. ~$7-10.

$0.13/use $8 for 60 View Details
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Step 2: Pick a lightweight conditioner (or skip)

Apply conditioner ONLY mid-length to ends, never at the roots — root conditioner is the #1 cause of flat hair. If your scalp gets oily fast, skip conditioner entirely and use a leave-in spray after the shower.

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Living Proof Full Conditioner, 8 oz

Pairs with the Full shampoo. Light enough that mid-shaft application doesn't weigh down fine hair. ~$28-32.

$0.80/use $32 for 40 View Details
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Bumble and Bumble Thickening Volume Conditioner, 8 oz

Matches the thickening shampoo. Detangles without coating. ~$30-34.

$0.82/use $33 for 40 View Details
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Redken Volume Maximizer Conditioner, 10 oz

Mid-tier price. Slight thickening agent, won't weigh hair down. ~$22-28.

$0.50/use $25 for 50 View Details
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SheaMoisture Volume + Body Conditioner, 13 oz

Sulfate-free drugstore option, contains hibiscus and silk protein. Best volume-friendly conditioner under $15. ~$10-13.

$0.17/use $11 for 65 View Details
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Skip conditioner — use leave-in spray

Many fine-haired people get better results skipping in-shower conditioner entirely. Spray a light leave-in like It's a 10 Miracle Spray on damp hair after towel-drying. Use this option if your hair goes flat by mid-day.

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Step 3: Apply a root spray on damp hair

Root spray is where volume actually comes from — it's a styling primer that gives the roots stiffness to hold lift through the day. Apply ONLY at the roots, not down the shaft. Lift sections, spray the scalp area, then dry.

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Living Proof Full Dry Volume Blast, 5.5 oz

Dual texture-and-volume spray. Use on dry OR damp hair to refresh roots. Cult-favorite. ~$30-34.

$1.13/use $34 for 30 View Details
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Bumble and Bumble Thickening Spray, 8 oz

Mist on damp hair before blow-drying. Adds noticeable body — the original B&B thickening product. ~$28-32.

$0.86/use $30 for 35 View Details
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Oribe Maximista Thickening Spray, 6 oz

Premium thickening spray. Heat-activated polymers expand during blow-drying for maximum lift. ~$38-44.

$1.60/use $40 for 25 View Details
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Aquage Uplifting Foam, 8 oz

Mousse-style foam. Apply a golf-ball-sized amount at roots only, then comb through and blow-dry. Old-school but effective. ~$22-28.

$0.69/use $24 for 35 View Details
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R+Co Dallas Thickening Spray, 6.7 oz

Lightweight thickening spray with biotin and B5. Doesn't crunch up like older volumizers. ~$30-34.

$1.07/use $32 for 30 View Details
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Step 4: Pick a round brush

The round brush is the most important tool — it lifts roots while you dry. Brush diameter should match hair length: shorter hair (chin-shoulder) → 35mm (1.4"), medium (collarbone) → 45mm (1.8"), long → 55mm+ (2.2"+). Boar bristle grips and polishes; ceramic/ionic heats the hair from the inside out for faster drying.

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Olivia Garden Ceramic + Ion Thermal 45mm

Ceramic barrel + ionic boar/nylon bristle blend. The professional standard. Pick the diameter to your hair length. ~$22-28.

$25 one-time View Details
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Spornette Italian Boar Bristle 2"

Pure boar bristle, no nylon. Slower to dry but creates the smoothest finish and best grip on slippery thin hair. ~$18-24.

$20 one-time View Details
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T3 Volume 2" Boar Bristle Round Brush

Premium ceramic + boar combo. Very lightweight (less arm fatigue mid-blowout). ~$75-85.

$80 one-time View Details
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Marc Anthony True Pro Quick Dry 2.5"

Vented barrel lets hot air through faster. Best budget pick — works similarly to higher-end brushes. ~$12-16.

$14 one-time View Details
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Step 5: Pick a blow dryer

Two specs matter: airflow (CFM — cubic feet per minute) and heat consistency. High CFM dries faster (less heat damage). Pro-shop dryers run 60-100+ CFM; cheap dryers are 35-50. The Dyson Supersonic is overkill for most people but does deliver — the Revlon One-Step is the budget cult favorite.

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Dyson Supersonic Hair Dryer

Cult favorite for a reason — digital motor delivers high airflow at low heat, hair dries 30% faster. Lasts a decade. ~$390-430.

$400 one-time View Details
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Revlon One-Step Volumizer Plus 2.0

Brush + dryer in one. Eliminates the second-hand-coordination challenge of round-brushing with a separate dryer. Cult favorite for thin hair. ~$50-65.

$60 one-time View Details
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T3 Cura Luxe Professional Hair Dryer

Salon-grade ionic dryer, lighter than Dyson, auto-shutoff. The 'sensible premium' pick. ~$235-265.

$250 one-time View Details
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Conair InfinitiPRO 1875W

Budget pick that punches above its price. 1875W is plenty for thin hair. Won't last 10 years but $35 vs $400. ~$28-38.

$35 one-time View Details
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Step 6: Blow-dry root-up for maximum lift

The technique IS the volume. Start with damp (not dripping) hair after a microfiber towel pat. Flip head upside down for the first 60% of drying — gravity lifts roots away from the scalp while they set. Then flip back up and finish with a round brush at the crown.

Warning: Holding the dryer too close (under 6 inches) cooks the cuticle and causes long-term thinning. Keep 6-8 inches away, keep moving, end each section with a 5-second blast of COOL air to set.

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Upside-down rough-dry, then round-brush finish

Flip head down, scrunch hair with fingers while drying to ~70% dry. Flip back up. Section the top, lift each section with the round brush, dry from underneath. Hit the cool button at the end of each pass.

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Root-pump with fingers (no brush)

Easier if you can't coordinate a round brush. After upside-down dry, lift sections at the root with your fingers, blast with the dryer 5-10 seconds while held up. Looks more natural / less polished.

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Diffuse for natural curl/wave volume

If you have natural texture, swap the concentrator nozzle for a diffuser (most dryers include one). Cup curls in the diffuser bowl, low heat low speed. Don't touch hair until 100% dry. Most volume of any method for textured hair.

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Step 7: Tease the crown for extra lift (optional, special occasions)

Teasing (backcombing) is the secret of every awards-show updo. Lift a 1-inch section at the crown, hold it straight up, run a teasing comb down toward the scalp in short strokes — the hair packs against the scalp creating a lifted base. Lay the top layer smoothly over the teased base to hide it. Easy to undo in the shower.

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Conair All-Purpose Teasing Comb

Cheap rat-tail teasing comb. Fine teeth on one end for backcombing, pick on the other for separating sections. ~$4-7.

$5 one-time View Details
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Mason Pearson 'Pocket' Bristle Brush

Premium teasing brush. Boar bristles with nylon pins, lifts as it teases. Lasts decades. ~$120-145.

$130 one-time View Details
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Dry shampoo as a teasing aid (no comb)

Spray dry shampoo at the roots and rub in with fingertips. The starch makes hair tackier so it grips itself — instant root lift, no teasing needed. Easier than backcombing.

$0.45/use $9 for 20 View Details
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Step 8: Lock with a flexible hairspray

Use FLEXIBLE-hold spray, not stiff-hold. Stiff sprays crunch out volume — once hair is glued together it looks flat from a distance even if it has structure up close. Mist from 12 inches away in light passes.

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Oribe Superfine Hair Spray

Mist as fine as you can buy. Light hold, brushes out. The 'invisible' spray for finishing pro styles. ~$38-45.

$1.40/use $42 for 30 View Details
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Kenra Volume Spray 25 Super Hold

Salon-grade hairspray. Despite 'super hold,' the polymers are flexible — holds without crunching. ~$22-28.

$0.71/use $25 for 35 View Details
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L'Oréal Elnett Satin Hairspray

Classic French drugstore hairspray. Light, brushes out, smells nostalgic. ~$10-15.

$0.40/use $12 for 30 View Details
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Living Proof Flex Shaping Hairspray

Reshapeable hold — touch the hair after spraying and it still moves. Pair with the Living Proof shampoo for a consistent line. ~$26-32.

$1.00/use $30 for 30 View Details
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