---
title: "Milky Serum — $1.4M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/beauty-personal-care/milky-serum"
last_updated: "2026-08-11T08:09:31.841Z"
locale: en
meta:
description: "Niche score 49/100 · $1.4M/yr market · 724K searches/yr · $19.15 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 49/100 · $1.4M/yr market · 724K searches/yr · $19.15 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Milky Serum — $1.4M/yr Amazon US Niche (2026) - Flapen"
---
# **milky serum**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 85Growth 21Conversion 88Competition 16Returns 96Price range 81Avg price 85Brand share 0Review moat 25Quality gap 25
**Returns**
**Incredible****0.7%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****10.3%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Great****$1.4M**
$1.4M/yr · 724K searches
**Avg price**
**Great****$19.15**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$12.78–$25.51**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Okay****3,987.79**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-7.2%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****81%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, milky serum is a $1.4M/yr Amazon United States market (724K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 49/100.
Data updated Jul 16, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **milky serum market data**
- **Units sold / yr**
- **60K–80K**
- avg 4,000–5,000/product
- **Revenue / yr**
- **$1.1M–$1.5M**
- units × avg price
- **Conversion rate**
- **10.3%**
- **Avg BSR**
- **#200**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **79%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **58 months**
- **Avg seller age**
- **123 days**
## **Competition & brand share**
The top 5 products capture 81% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**4 **▲rising
**Sellers**
**21**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**81%**
Top 20: 100%
**Open market**
**0%**
- ANUA72% - Prequel20% - THAYERS6% - Dr.Althea1% - Open — no brand owns it (0%)
## **Demand**
Weekly Amazon search volume, last 32 weeks — -7.2% search growth over the last 90 days.
25K15KSpike '26Dec '25Jan '26Feb '26Mar '26Apr '26May '26
[**Open Trend **](https://flapen.com/research/us/beauty-personal-care/milky-serum/trend)
## **Top milky serum search terms**
- **anua moisturizer**347K/yr+3.0%10.4% conv. - **prequel half and half**79K/yr+4.0%12.8% conv. - **anua cream**33K/yr+37.5%7.5% conv. - **anua face moisturizer**29K/yr+47.4%10.5% conv. - **thayers moisturizer**44K/yr-60.6%8.1% conv. - **prequel half and half moisturizer**18K/yr+27.0%12.7% conv. - **anua lotion**23K/yr+7.1%12.9% conv. - **milky moisturizer**17K/yr-27.3%2.0% conv. - **prequel milky toner**14K/yr-11.6%6.0% conv. - **anua face cream**11K/yr+27.0%8.3% conv. [**All search terms **](https://flapen.com/research/us/beauty-personal-care/milky-serum/search-terms)
## **Top milky serum products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$143K20%$286K30%$429K40%$572K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 14 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Anua PDRN Hyaluronic Acid 100 Moisturizing Cream Lightweight Non-Greasy Hydrating Face Moisturizer with Salmon DNA for Glass Skin Korean Skincare (2.02 fl oz)**ANUA**$20.37**4.6★3,933 rev](https://www.amazon.com/dp/B0DWFLY18Y) [2**Prequel Skin Half and Half Fluid Moisturizer Face Cream. Lightweight Ceramide Peptide Lotion for All Skin Types including Dry and Sensitive. Hydrating Facial Cream for Women and Men**Prequel**$24.29**4.7★1,111 rev](https://www.amazon.com/dp/B0DYPFSVXR) [3**ANUA Rice 70 Intensive Moisturizing Milk Hydrating Face Lotion Niacinamide Ceramides All Skin Types Sensitive Skin Moisture Barrier Lightweight Nourishing Korean Skincare 5.07 fl.oz.**ANUA**$17.60**4.6★2,573 rev](https://www.amazon.com/dp/B0D8HMWWRG) [4**ANUA 3 Ceramide Panthenol Moisture Barrier Cream Hydrating Daily Face Moisturizer for All Skin Types Soothing Non Comedogenic with Centella for Skin Barrier Korean Skincare 3.38 fl oz.**ANUA**$18.20**4.7★1,268 rev](https://www.amazon.com/dp/B0DCBPWGBS) [5**Anua Heartleaf Daily Lotion Lightweight Face Moisturizer with Hyaluronic Acid Gentle & Calming Face Cream for Soothing Hydration & Moisture Barrier for Dry Skin Korean Skincare 6.76 fl.oz.**ANUA**$22.39**4.6★2,073 rev](https://www.amazon.com/dp/B0CHZ6KJGQ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**ANUA Collagen Retinol Refining Gua Sha Cream Neck Cream For Lifting & Firming Jawline to Dcollet Daily Moisturizer Fine Line Care Neck Massager Korean Skin Care 2.7fl.oz**ANUA**$25.51**469 rev5mo ago](https://www.amazon.com/dp/B0GKFD9ZQW) [**THAYERS 80HR Face Moisturizer Face Cream with Hyaluronic Acid and Snow Mushroom Milky Moisturizer Lightweight Hydration for Normal to Dry Skin Fragrance Free Skin Care 2.5 Oz**THAYERS**$13.86**353 rev6mo ago](https://www.amazon.com/dp/B0G26N7YYM) [**Anua Salmon DNA PDRN Glow Essential Starter Kit Hyaluronic Acid Skincare Set Glass Skin Routine with Firming & Hydrating Cleanser Toner Serum & Cream Mini Travel Essentials Korean Skincare Gift**ANUA**$22.80**379 rev9mo ago](https://www.amazon.com/dp/B0FSJQ3KJT) [**ANUA Azelaic Acid CICA Skin Soothing Moisturizer Lightweight & Redness Relief For Acne Prone Skin Fragrance Free Korean Skincare 3.38 fl oz**ANUA**$16.46**136 rev10mo ago](https://www.amazon.com/dp/B0FR8L5W9F) [**Dr.Althea 345 Relief Cream | PDRN & Hyaluronic Acid for Hydration Blemish Care | Post-Acne Face Moisturizer with Centella & Niacinamide | Korean Vegan Skincare 1.69 Fl Oz (Ver.2 - Pack of 1)**Dr.Althea**$22.23**19,082 rev11mo ago](https://www.amazon.com/dp/B0FKGJYFC8)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**ANUA Collagen Retinol Refining Gua Sha Cream Neck Cream For Lifting & Firming Jawline to Dcollet Daily Moisturizer Fine Line Care Neck Massager Korean Skin Care 2.7fl.oz**ANUA**$25.51**4.5★**▲ 257%**](https://www.amazon.com/dp/B0GKFD9ZQW) [**Anua Salmon DNA PDRN Glow Essential Starter Kit Hyaluronic Acid Skincare Set Glass Skin Routine with Firming & Hydrating Cleanser Toner Serum & Cream Mini Travel Essentials Korean Skincare Gift**ANUA**$22.80**4.5★**▲ 86%**](https://www.amazon.com/dp/B0FSJQ3KJT) [**ANUA Azelaic Acid CICA Skin Soothing Moisturizer Lightweight & Redness Relief For Acne Prone Skin Fragrance Free Korean Skincare 3.38 fl oz**ANUA**$16.46**4.6★**▲ 77%**](https://www.amazon.com/dp/B0FR8L5W9F) [**Anua PDRN Hyaluronic Acid 100 Moisturizing Cream Lightweight Non-Greasy Hydrating Face Moisturizer with Salmon DNA for Glass Skin Korean Skincare (2.02 fl oz)**ANUA**$20.37**4.6★**▲ 51%**](https://www.amazon.com/dp/B0DWFLY18Y) [**Anua Heartleaf Quercetinol Pore Deep Cleansing Foam Face wash for Pore Refining Cleanser Hydrating Daily Facial Cleanser For Double Cleansing Gentle Foaming with BHA Korean Skincare 5.07 fl.oz.**ANUA**$12.78**4.6★**▲ 34%**](https://www.amazon.com/dp/B0BVV8BNYJ)
**~~View all trending →~~**
## **What buyers say about milky serum**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Moist/Dry**21%
*“super hydrating”*
**Suitability Combination Skin**11%
*“Really good for my skin”*
**Quality-Overall**9%
*“Nice products with positive results”*
**Soft Feel**8%
*“Buttery Smooth”*
**Suitability Dry Skin**5%
*“Doesnt dry your skin out”*
**Cleansing**4%
*“Best Cleanser”*
**Weight Light**4%
*“Lightweight and feels comforting on skin”*
**Value For Money**4%
*“Good value for money”*
**Absorbency**3%
*“Absorb wonderfully”*
**Texture/Consistency-Overall**3%
*“Great consistency”*
### **What buyers complain about **
**Allergies**11%
*“Skin reaction”*
**Moist/Dry**8%
*“Not very hydrating”*
**Suitability Dry Skin**5%
*“I have extremely dry skin”*
**Functionality-Overall**4%
*“DOESN'T WORK”*
**Skin Health**4%
*“burned off part of my skin”*
**Sensitivity-Overall**3%
*“I have severely sensitive skin”*
**Value For Money**3%
*“Waste of money”*
**Smell**3%
*“No real scent”*
**Suitability Combination Skin**2%
*“Not for my skin”*
**Durability**2%
*“it broke just from twisting off the lid to use it”*
### **Top return reasons **
**Functionality-Overall**12%
**Moist/Dry**12%
**Value For Money**9%
**Advertised Vs Actual Product**9%
**Skin Health**5%
**Suitability Dry Skin**5%
**Product Condition**5%
**Suitability Combination Skin**4%
**Texture/Consistency-Overall**4%
**Oily/Greasy**4%
## **Common questions**
- **Is milky serum profitable to sell on Amazon United States?**
- The niche generates $1.4M/yr across 14 tracked products. 5 of 5 products launched in the last 360 days are still selling. 90-day search growth is -7.2%. Flapen's verdict: Skip it (49/100).
- **How competitive is the milky serum niche?**
- 4 brands and 21 sellers compete. The top 5 products take 81% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in milky serum?**
- Top complaints mined from reviews: Allergies, Moist/Dry, Suitability Dry Skin. The return rate is 0.7%.
- **What does it cost to enter the milky serum niche?**
- Listings span $12.78–$25.51; the average listing price is $19.15 (sweet spot $15–$100). The average incumbent carries 3,988 reviews — the moat a new listing must climb.
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