Is msm hair growth profitable to sell on Amazon United States?

The niche generates $75K/yr across 23 tracked products. 90-day search growth is +22.6%. Flapen's verdict: Worth a look (51/100).

How competitive is the msm hair growth niche?

12 brands and 31 sellers compete. The top 5 products take 57% of clicks and top 5 brands hold 88% of demand.

What do buyers complain about in msm hair growth?

Top complaints mined from reviews: Taste-Overall, Side Effects, Size-Overall. The return rate is 0.0%.

When does demand for msm hair growth peak?

Demand peaks in Jan–Oct; the busiest month runs 3.8× the quietest.

What does it cost to enter the msm hair growth niche?

Listings span $10.76–$42.32; the average listing price is $22.18 (sweet spot $15–$100). The average incumbent carries 5,848 reviews — the moat a new listing must climb.

Msm Hair Growth

Worth a look

Shows low returns (0.0%), but a small market ($75K/yr) keeps it on the watch list.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Great$22.18

avg listing price — sweet spot $15–$100

Price range

Great$10.76–$42.32

cheapest to priciest tracked listing — scored on the share inside $15–$100

Conversion

Good6.5%

search→purchase rate — share of searches ending in a sale

Growth

Good+22.6%

90-day search growth — must beat 0% to launch

Competition

Okay57%

top-5 click share — leaders hold, buyers still browse

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Brand share

Okay88%

top-5 brand share — brands hold most of the demand

Review moat

Bad5,848.3

avg incumbent reviews — the moat a new listing must climb

Market size

Bad$75K

$75K/yr · 52K searches

Is msm hair growth profitable on Amazon?

According to Flapen's Amazon United States niche tracking, msm hair growth is a $75K/yr Amazon United States market (52K searches/yr). The top 5 brands hold 88% of demand. Demand peaks in Jan–Oct. Verdict: Worth a look — 51/100.

Data updated Jul 28, 2026 · scored weekly · How we score niches

msm hair growth market size & sales

Units sold, revenue, conversion and listing quality across the tracked shelf.

Units sold / yr: 5K–6K; avg 250–500/product
Revenue / yr: $111K–$133K; units × avg price
Conversion rate: 6.5%
Avg BSR: #493
Page quality: 0%
Prime: 96%
Sponsored: 65%
Out of stock: 0.0%
Avg brand age: 90 months
Avg seller age: 174 days

Competition: brands, sellers & click share

The top 5 products take 57% of clicks — established leaders, but buyers still shop beyond them.

Brands

12 rising

Sellers

Top-5 brand share

88%

Top 20: 100%

Top-5 click share

57%

Top 20: 97%

Open market

Doctor's BEST45%
Doctor's Best20%
Procapsin10%
Supersmart8%
NOW Foods5%
Nutricost3%
Open — no brand owns it (6 brands, 9%)

msm hair growth demand & seasonality

Weekly Amazon search volume, last 69 weeks — +22.6% search growth over the last 90 days.

Peak months: Jan, Oct · busiest ÷ quietest = 3.8×

Open Trend

Top msm hair growth search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

optimsm16K/yr +13.1%5.4% conv.
doctors best msm13K/yr +25.0%10.0% conv.
doctors best msm powder5K/yr +84.5%19.2% conv.
msm hair growth5K/yr +13.2%1.8% conv.
opti msm4K/yr +9.0%4.0% conv.
optimsm powder4K/yr +33.5%4.5% conv.
msm doctors best3K/yr +49.3%9.9% conv.
msm for hair growth3K/yr -9.7%1.5% conv.

All search terms

Top msm hair growth products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 23 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Doctors Best MSM Powder Supplement for Men & Women - Supports Hair Skin Nails Joint Health & Mobility Delivers Beneficial Sulfur with OptiMSM Gluten Free Soy Free Non GMO Vegan - 8.8 oz

Doctor's Best$12.304.5★17,062 rev

Doctors Best MSM Supplement Capsules for Men & Women - Supports Hair Skin Nails Joint Health & Mobility 3000 mg Per Serving Delivers Beneficial Sulfur w/OptiMSM Gluten Free Non GMO - 180 Caps

Doctor's BEST$14.224.6★6,106 rev

Supersmart - OptiMSM (Methyl-Sulfonyl-Methane) - Patented High Purity Formula | Non-GMO & Gluten Free - 200 g

Supersmart$26.694.2★13 rev

Doctors Best MSM Supplement Capsules for Men & Women - Supports Hair Skin Nails & Bone Health Delivers Beneficial Sulfur with OptiMSM Gluten Free Non GMO - 180 Caps

Doctor's BEST$16.754.7★157 rev

OptiMSM Pure Methylsulfonylmethane MSM Supplement Powder Organic Gluten Free Non-GMO Opti MSM Sulfur Crystals/Powder for Kids and Adults

Procapsin$40.554.4★233 rev

Newest

by launch date

Qhemet Biologics MSM + Rosemary Scalp Nutrients Balm | Food for Hair Growth | MSM Rosemary Bhringraj Castor Oil & Coconut Oil | For Dry Scalp Thinning & Slow Growth | Vegan (4 oz)

Qhemet Biologics$28.36190 rev

2y ago

Nutricost MSM Tablets Methylsulfonylmethane 2000mg Per Serving 240 Tablets

Nutricost$17.73627 rev

4y ago

OptiMSM Pure Methylsulfonylmethane MSM Supplement Powder Organic Gluten Free Non-GMO Opti MSM Sulfur Crystals/Powder for Kids and Adults

Procapsin$40.55233 rev

7y ago

KALA HEALTH MSMPure Fast Dissolving Fine MSM Powder Crystals US-Made MSM for Joint Health Skin Appearance and Hair & Nail Support 8.8 oz Organic Sulfur

KALA HEALTH$21.853,982 rev

7y ago

Supersmart - OptiMSM (Methyl-Sulfonyl-Methane) - Patented High Purity Formula | Non-GMO & Gluten Free - 200 g

Supersmart$26.6913 rev

8y ago

What reviews say buyers love and hate about msm hair growth

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall23%

“Excellent products just as advertised”

Joint Pain15%

“Perfect for joint pain”

Value For Money7%

“Worth the money”

Advertised Vs Actual Product5%

“It works as it should”

Efficiency5%

“effective”

Vitamin4%

“Good vitamin”

Hair Growth4%

“it's helped my hair growth”

Solubility3%

“The powder dissolves quickly with no clumping”

Nutritional Content2%

“I have ordered other Nutricost products over the years always with satisfying results”

Ease Of Use2%

“They are easier”

What buyers complain about

Taste-Overall13%

“bitter taste each tiime”

Side Effects9%

“Headaches”

Size-Overall6%

“they're hard to swallow because they're large”

Ease Of Chewing/Swallowing6%

“swallowing these tablets is risky”

Functionality-Overall5%

“did not work for me”

Ingredients-Overall4%

“Not the same ingredient”

Dosage3%

“IF you arent the best at taking pills”

Allergies3%

“Two days into taking this I experienced a reaction on my skin”

Pain Relief-Overall3%

“it axtually made them ache so I had to stop using it”

Joint Pain3%

“As soon as I switched to this brand my arthritis started hurting”

Top return reasons

Oily/Greasy12%

Defective Material/Parts11%

Charging11%

Size-Overall11%

Product Condition11%

Dosage11%

Texture/Consistency-Overall7%

Value For Money5%

Maintenance And Repair5%

Leak-Proof5%

Common msm hair growth questions

Is msm hair growth profitable to sell on Amazon United States?: The niche generates $75K/yr across 23 tracked products. 90-day search growth is +22.6%. Flapen's verdict: Worth a look (51/100).
How competitive is the msm hair growth niche?: 12 brands and 31 sellers compete. The top 5 products take 57% of clicks and top 5 brands hold 88% of demand.
What do buyers complain about in msm hair growth?: Top complaints mined from reviews: Taste-Overall, Side Effects, Size-Overall. The return rate is 0.0%.
When does demand for msm hair growth peak?: Demand peaks in Jan–Oct; the busiest month runs 3.8× the quietest.
What does it cost to enter the msm hair growth niche?: Listings span $10.76–$42.32; the average listing price is $22.18 (sweet spot $15–$100). The average incumbent carries 5,848 reviews — the moat a new listing must climb.