---
title: "Vitamin D Drops — $543K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/vitamin-d-drops"
last_updated: "2026-08-09T21:38:39.829Z"
locale: en
meta:
description: "Niche score 54/100 · $543K/yr market · 248K searches/yr · $17.19 avg price. Strong incumbent ratings (4.7★) keeps it on the watch list. Data updated Aug 2026."
"og:description": "Niche score 54/100 · $543K/yr market · 248K searches/yr · $17.19 avg price. Strong incumbent ratings (4.7★) keeps it on the watch list. Data updated Aug 2026."
"og:title": "Vitamin D Drops — $543K/yr Amazon US Niche (2026) - Flapen"
---
# **vitamin d drops**
**Worth a look**
Shows low returns (0.0%), but strong incumbent ratings (4.7★) keeps it on the watch list.
Market size 62Growth 24Conversion 95Competition 34Returns 100Price range 67Avg price 80Brand share 54Review moat 24Quality gap 21
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****12.7%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$17.19**
avg listing price — sweet spot $15–$100
**Price range**
**Good****$6.29–$33.00**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Good****$543K**
$543K/yr · 248K searches
**Brand share**
**Good****73%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****65%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Bad****-2.8%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****6,343.24**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
According to Flapen's Amazon United States niche tracking, vitamin d drops is a $543K/yr Amazon United States market (248K searches/yr). The top 5 brands hold 73% of demand. Demand peaks in Jan–Nov. Verdict: Worth a look — 54/100.
Data updated Aug 5, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **vitamin d drops market data**
- **Units sold / yr**
- **30K–40K**
- avg 1,500–2,000/product
- **Revenue / yr**
- **$516K–$688K**
- units × avg price
- **Conversion rate**
- **12.7%**
- **Avg BSR**
- **#194**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **94%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **87 months**
- **Avg seller age**
- **166 days**
## **Competition & brand share**
The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**13 **▼falling
**Sellers**
**537**
**Top-5 brand share**
**73%**
Top 20: 100%
**Top-5 click share**
**65%**
Top 20: 100%
**Open market**
**21%**
- Mommy's Bliss28% - Ddrops19% - Zarbee's9% - NOW Foods8% - MARYRUTH'S8% - NUSAVA7%
## **Demand & seasonality**
Weekly Amazon search volume, last 100 weeks — -2.8% search growth over the last 90 days.
15K10KSpike '24Spike '25Prime Day '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Jan, Nov · busiest ÷ quietest = 2.2×
[**Open Trend **](https://flapen.com/research/us/health-household/vitamin-d-drops/trend)
## **Top vitamin d drops search terms**
- **vitamin d drops**217K/yr-3.2%12.0% conv. - **vitamin d drop**13K/yr+2.5%10.1% conv. - **vit d drops**12K/yr+0.1%8.3% conv. - **vitamin d drips**3K/yr+11.0%11.2% conv. - **organic vitamin d drops**4K/yr-21.9%8.7% conv. [**All search terms **](https://flapen.com/research/us/health-household/vitamin-d-drops/search-terms)
## **Top vitamin d drops 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%$54K20%$109K30%$163K40%$217K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 17 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Mommys Bliss Organic Baby Vitamin D Drops No Artificial Color 0.11 Fl Oz**Mommy's Bliss**$11.93**4.7★14,989 rev](https://www.amazon.com/dp/B01FSY52FK) [2**Ddrops Baby 400 IU Vitamin D 90 Drops 2.5mL (0.08 Fl. Oz (Pack of 1))**Ddrops**$15.66**4.8★14,748 rev](https://www.amazon.com/dp/B003CT36NE) [3**Zarbees Baby Vitamin D Drops 400 IU per Drop with Dropper 0.47 fl oz**Zarbee's**$8.91**4.7★15,158 rev](https://www.amazon.com/dp/B01F2H982Q) [4**NOW Foods Supplements Liquid Vitamin D-3 Strong Bones* Structural Support* 2-Ounce**NOW Foods**$6.29**4.5★4,753 rev](https://www.amazon.com/dp/B001N4JYX6) [5**(2 Pack) Organic Vitamin D3 K2 Drops with MCT Oil & Omega 3 - Liquid Vitamin D3 5000 IU - K2 D3 Vitamin Supplement - Vitamin D Drops for Women & Men - No Fillers Non-GMO GMP Unflavored (2 Fl Oz)**NUSAVA**$26.39**4.5★13,741 rev](https://www.amazon.com/dp/B08CY92YHP)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**THORNE Vitamin D3 Liquid 4 000 IU with Precision Dropper 30 Servings**THORNE**$23.53**84 rev6mo ago](https://www.amazon.com/dp/B0G2YVCF5Q) [**Vitamin D3 K2 USDA Organic Drops - Vitamin D3 10000 IU & K2 120mcg - 2 OZ**NUTRAHARMONY**$19.17**1,312 rev1y ago](https://www.amazon.com/dp/B0DNNFTK92) [**Mommys Bliss Organic Baby Vitamin D Drops 0.11 Fl Oz Pack of 2**Mommy's Bliss**$21.24**14,989 rev2y ago](https://www.amazon.com/dp/B0D91MQGYS) [**MARYRUTHS USDA Organic Vitamin D3 Drops Vegan Sugar Free 60 Servings**MARYRUTH'S**$18.23**1,416 rev4y ago](https://www.amazon.com/dp/B09ZVLWPP3) [**MARYRUTHS Megadose Vitamin D3 Drops Vitamin D 4000 IU Vegan 30 Servings**MARYRUTH'S**$22.56**1,897 rev4y ago](https://www.amazon.com/dp/B09PFFZ9BN)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**THORNE Vitamin D3 Liquid 4 000 IU with Precision Dropper 30 Servings**THORNE**$23.53**4.6★**▲ 88%**](https://www.amazon.com/dp/B0G2YVCF5Q) [**NOW Foods Supplements Liquid Vitamin D-3 Strong Bones* Structural Support* 2-Ounce**NOW Foods**$6.29**4.5★**▲ 55%**](https://www.amazon.com/dp/B001N4JYX6) [**Ddrops Baby 400 IU Vitamin D 90 Drops 2.5mL (0.08 Fl. Oz (Pack of 1))**Ddrops**$15.66**4.8★**▲ 22%**](https://www.amazon.com/dp/B003CT36NE) [**Carlson Super Daily D3 1000 IU (25 mcg) per Drop 365 Drops (10.3 mL)**Carlson**$14.18**4.7★**▲ 20%**](https://www.amazon.com/dp/B0062QD5LM) [**Genexa Vitamin D Drops for Infants & Newborn Made Clean 100 Servings**Genexa**$10.77**4.7★**▲ 18%**](https://www.amazon.com/dp/B07P9FH379)
**~~View all trending →~~**
## **What buyers say about vitamin d drops**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Vitamin**20%
*“Healthy vitamin”*
**Quality-Overall**14%
*“The vial is good quality”*
**Ease Of Use**14%
*“Easy to take”*
**Taste-Overall**8%
*“Orange taste”*
**Dosage**4%
*“The dropper makes dosing straightforward”*
**Value For Money**4%
*“Good value for money”*
**Efficiency**3%
*“It really does work”*
**Energy Level**3%
*“This product helps with energy”*
**Vegan/Organic**2%
*“Love that these are organic”*
**Advertised Vs Actual Product**2%
*“Comes as advertised”*
### **What buyers complain about **
**Taste-Overall**16%
*“Not tasty”*
**Vitamin**8%
*“I should not have taken the vitamin”*
**Leak-Proof**7%
*“Leak”*
**Ease Of Use**5%
*“The dropper is very hard to use”*
**Dispensing Mechanism**5%
*“Hard to dispense”*
**Dosage**4%
*“Making it near impossible to get the dose”*
**Functionality-Overall**3%
*“Doesn't work”*
**Value For Money**2%
*“Waste of money”*
**Flavor**2%
*“not a huge fan of the orange flavor”*
**Durability**2%
*“lid breaks”*
### **Top return reasons **
**Leak-Proof**14%
**Functionality-Overall**7%
**Vitamin**7%
**Dilute/Watery**7%
**Flavor**7%
**Advertised Vs Actual Product**7%
**Value For Money**7%
**Age Suitability**7%
**Dosage**7%
**Stale/Rotten/Spoiled**3%
## **Common questions**
- **Is vitamin d drops profitable to sell on Amazon United States?**
- The niche generates $543K/yr across 17 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -2.8%. Flapen's verdict: Worth a look (54/100).
- **How competitive is the vitamin d drops niche?**
- 13 brands and 537 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 73% of demand.
- **What do buyers complain about in vitamin d drops?**
- Top complaints mined from reviews: Taste-Overall, Vitamin, Leak-Proof. The return rate is 0.0%.
- **When does demand for vitamin d drops peak?**
- Demand peaks in Jan–Nov; the busiest month runs 2.2× the quietest.
- **What does it cost to enter the vitamin d drops niche?**
- Listings span $6.29–$33.00; the average listing price is $17.19 (sweet spot $15–$100). The average incumbent carries 6,343 reviews — the moat a new listing must climb.
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