---
title: "Phosphorus Supplements — $271K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/phosphorus-supplements"
last_updated: "2026-08-11T19:22:31.416Z"
locale: en
meta:
description: "Niche score 56/100 · $271K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 56/100 · $271K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Phosphorus Supplements — $271K/yr Amazon US Niche (2026) - Flapen"
---
# **phosphorus supplements**
**Worth a look**
Shows low returns (0.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 49Growth 22Conversion 76Competition 41Returns 100Price range 86Avg price 95Brand share 52Review moat 70Quality gap 38
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$26.11**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$7.04–$74.82**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****7.4%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Good****699.96**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Good****74%**
top-5 brand share — brands hold most of the demand
**Market size**
**Okay****$271K**
$271K/yr · 141K searches
**Competition**
**Okay****60%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-6.3%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, phosphorus supplements is a $271K/yr Amazon United States market (141K searches/yr). The top 5 brands hold 74% of demand. Verdict: Worth a look — 56/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **phosphorus supplements market data**
- **Units sold / yr**
- **10K–13K**
- avg 500–750/product
- **Revenue / yr**
- **$261K–$326K**
- units × avg price
- **Conversion rate**
- **7.4%**
- **Avg BSR**
- **#1,166**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **83%**
- **Out of stock**
- **3.9%**
- **Avg brand age**
- **97 months**
- **Avg seller age**
- **159 days**
## **Competition & brand share**
The top 5 products take 60% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**16 **—flat
**Sellers**
**38**
**Top-5 brand share**
**74%**
Top 20: 100%
**Top-5 click share**
**60%**
Top 20: 96%
**Open market**
**21%**
- Boiron24% - Standard Process17% - Brookfield Pharmaceuticals13% - WellnessOne12% - BIOTICS RESEARCH7% - Urenus5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -6.3% search growth over the last 90 days.
4K3KSpike '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.2×
[**Open Trend **](https://flapen.com/research/us/health-household/phosphorus-supplements/trend)
## **Top phosphorus supplements search terms**
- **phosphorus supplements**49K/yr-19.0%4.5% conv. - **phosphorus**35K/yr+17.7%3.9% conv. - **phosphorus 30c**15K/yr-31.8%24.6% conv. - **phosphorus supplement**10K/yr+7.0%3.7% conv. - **phosphate supplement**6K/yr-1.3%2.7% conv. - **phosfood liquid by standard process**5K/yr+0.1%24.6% conv. - **phosphorous**3K/yr+76.1%2.0% conv. - **phosphorus supplements for humans**4K/yr+6.8%4.7% conv. - **phosfood liquid**3K/yr-17.8%14.8% conv. - **liquid phosphorus**5K/yr+25.3%3.0% conv. [**All search terms **](https://flapen.com/research/us/health-household/phosphorus-supplements/search-terms)
## **Top phosphorus supplements 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%5%$14K10%$27K15%$41K20%$54K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Standard Process Phosfood Liquid - Phosphorus Supplement for Nutritional Balance - Gluten-Free Vegan & Non-Soy - 60 mL (2 fl oz)**Standard Process**$28.92**4.6★968 rev](https://www.amazon.com/dp/B003DW9XWI) [2**Boiron Phosphorus 30C Homeopathic Medicine for Dizziness - 80 Pellets**Boiron**$7.04**4.6★1,414 rev](https://www.amazon.com/dp/B00028O0BU) [3**WellnessOne Ionic Phosphorus Supplements - Phosphorus Liquid from Ortho Phosphoric Acid for Teeth Bone Health & Energy Support - Non-GMO Vegan Gluten Free - 1.67 fl oz**WellnessOne**$19.94**4.2★778 rev](https://www.amazon.com/dp/B00HX0U2J4) [4**Phosphorus Supplements 100 Packets Dietary Supplements Powder with Sodium Phosphate and Potassium Phosphate Fruit Flavored Phosphorous Supplement Powder for Electrolyte Bone Health & Kidney Health**Brookfield Pharmaceuticals**$38.28**4.5★107 rev](https://www.amazon.com/dp/B0C6VG5T5P) [5**BIOTICS RESEARCH Super Phosphozyme Phosphorous and RNA Electrolytes Healthy Bones and Teeth Protein Production Energy Support 90 Tablets**BIOTICS RESEARCH**$21.17**4.4★182 rev](https://www.amazon.com/dp/B074XQLRT3)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Phosphorus 200C Homeopathic Remedy 270 Pellets**Urenus**$13.03**32 rev1y ago](https://www.amazon.com/dp/B0DCCBCM28) [**Phosphorus 30C Homeopathic Remedy 270 Pellets**Urenus**$12.99**32 rev1y ago](https://www.amazon.com/dp/B0DCC91W52) [**OsteoVit 5-in-1 Calcium 120 tabs Multivitamin: Calcium Magnesium Phosphorus Vitamin D3 & A - Bone Strength & Flexibility* Non-GMO Gluten Free | Calcium Supplement for Women & Men with Vitamin D**Neogen Health**$22.96**215 rev2y ago](https://www.amazon.com/dp/B0D1M1Z23C) [**Phosphorus Supplements 100 Packets Dietary Supplements Powder with Sodium Phosphate and Potassium Phosphate Fruit Flavored Phosphorous Supplement Powder for Electrolyte Bone Health & Kidney Health**Brookfield Pharmaceuticals**$38.28**107 rev3y ago](https://www.amazon.com/dp/B0C6VG5T5P) [**Phosphorus Supplements 12 Packets Dietary Supplements Powder with Sodium Phosphate and Potassium Phosphate Fruit Flavored Phosphorous Supplement Powder for Electrolyte Bone Health & Kidney Health**Brookfield Pharmaceuticals**$10.89**44 rev3y ago](https://www.amazon.com/dp/B0C4QR8XJ4)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**GeriCare Phosphorus Supplement Powder Packets Strawberry Flavor Supports Bone Strength & Energy Metabolism Nerve and Muscle Support Electrolyte Mineral Supplement 1.5g Each Packet (Box of 100)**GeriCare**$31.16**4.3★**▲ 157%**](https://www.amazon.com/dp/B08VWH13Z9) [**Phosphomax - Fosfoetanolamina - Unique Blend of Phosphoethanolamine to Boost Your Immune System- Natural Fosfoetalonamina 26 Years of Researched Formulation**Phosphomax**$74.82**4.6★**▲ 113%**](https://www.amazon.com/dp/B082BHLJZH) [**Metagenics Bone Builder Plus - MCHC Supplement for Bone Health* - High-Absorption Formula with Calcium Phosphorus & 2000 IU Vitamin D - Non-GMO & Gluten-Free - 90 Capsules**Metagenics**$40.56**4.8★**▲ 96%**](https://www.amazon.com/dp/B004GLEV68) [**Phosphorus 200C Homeopathic Remedy 270 Pellets**Urenus**$13.03**4.6★**▲ 82%**](https://www.amazon.com/dp/B0DCCBCM28) [**Phosphorus Supplements 12 Packets Dietary Supplements Powder with Sodium Phosphate and Potassium Phosphate Fruit Flavored Phosphorous Supplement Powder for Electrolyte Bone Health & Kidney Health**Brookfield Pharmaceuticals**$10.89**4.1★**▲ 47%**](https://www.amazon.com/dp/B0C4QR8XJ4)
**~~View all trending →~~**
## **What buyers say about phosphorus supplements**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**10%
*“Overall, if youre looking for a decent quality supplement, I think this brand is the way to go”*
**Sleep Quality**9%
*“I CAN FINALLY SLEEP”*
**Vitamin**7%
*“I am very pleased with my new supplement”*
**Focus Enhancement**6%
*“Fine suplement, good for the brain, memory and focus, also used for healthy aging, reducing stress and lowering cortisol”*
**Value For Money**5%
*“Price is great too”*
**Calcium**5%
*“Considered a highly absorbable quality calcium”*
**Ease Of Use**4%
*“Easy to use”*
**Efficiency**4%
*“Works well”*
**Joint Pain**4%
*“I am not feeling stronger seems like my joints have not been hurting”*
**Advertised Vs Actual Product**4%
*“As advertised”*
### **What buyers complain about **
**Functionality-Overall**11%
*“Ineffective”*
**Dosage**8%
*“Dosage is too low”*
**Stress/Anxiety**7%
*“This gave me one of the worst panic attacks in my life”*
**Solubility**5%
*“because by the time it dissolved”*
**Value For Money**4%
*“It is quite pricey than what i think”*
**Taste-Overall**3%
*“Almost no taste”*
**Sleep Quality**3%
*“This supplement did NOTHING to help me sleep”*
**Calcium**3%
*“Turns out 15% of gallstones are calcium, phosphate, and bilirubinate”*
**Dispensing Mechanism**3%
*“Bad pill dispenser”*
**Bitter**3%
*“Just too salty bitter for my liking”*
### **Top return reasons **
**Functionality-Overall**40%
**Joint Pain**25%
**Advertised Vs Actual Product**15%
**Quality-Overall**15%
**Temperature Retention**5%
## **Common questions**
- **Is phosphorus supplements profitable to sell on Amazon United States?**
- The niche generates $271K/yr across 24 tracked products. 90-day search growth is -6.3%. Flapen's verdict: Worth a look (56/100).
- **How competitive is the phosphorus supplements niche?**
- 16 brands and 38 sellers compete. The top 5 products take 60% of clicks and top 5 brands hold 74% of demand.
- **What do buyers complain about in phosphorus supplements?**
- Top complaints mined from reviews: Functionality-Overall, Dosage, Stress/Anxiety. The return rate is 0.1%.
- **When does demand for phosphorus supplements peak?**
- Demand is steady year-round — the busiest month runs 1.2× the quietest.
- **What does it cost to enter the phosphorus supplements niche?**
- Listings span $7.04–$74.82; the average listing price is $26.11 (sweet spot $15–$100). The average incumbent carries 700 reviews — the moat a new listing must climb.
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