---
title: "prolon — Niche Verdict: Worth a look (52/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/health-household/prolon"
last_updated: "2026-07-11T21:28:02.872Z"
locale: en
meta:
  description: "prolon shows low returns (0.0%), but soft demand (-27.7% this quarter) keeps it on the watch list."
  "og:description": "prolon shows low returns (0.0%), but soft demand (-27.7% this quarter) keeps it on the watch list."
  "og:title": "prolon — Niche Verdict: Worth a look (52/100) | Amazon United States - Flapen"
---

Back to Flapen home

# **prolon**

**Worth a look**

Shows low returns (0.0%), but soft demand (-27.7% this quarter) keeps it on the watch list.

Market size 50Growth 11Conversion 40Competition 46Returns 100Price range 45Avg price 95Brand share 56Review moat 44Quality gap 72

**Returns**

**Incredible****0.0%**

return rate — above 6% kills the launch gate

**Avg price**

**Incredible****$46.12**

avg listing price — sweet spot $15–$100

**Quality gap**

**Good****4.3★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Good****71%**

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

**Market size**

**Good****$277K**

$277K/yr · 187K searches

**Competition**

**Okay****57%**

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

**Price range**

**Okay****$12.98–$200.94**

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

**Review moat**

**Okay****2,070.11**

avg incumbent reviews — the moat a new listing must climb

**Conversion**

**Okay****3.2%**

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

**Growth**

**Bad****-27.7%**

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

## **Competition**

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

**Brands**

**14 **▼falling

**Sellers**

**19**

**Top-5 brand share**

**71%**

**Open market**

**24%**

- Ultima Replenisher36% - FAST LYTE11% - Prolon10% - FAST:RX8% - FSTN7% - NUTRAHARMONY5%

## **Product shelf**

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

0%10%$28K20%$55K30%$83K40%$111K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

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

All 19 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Ultima Replenisher Crave Killer Supplement and Electrolytes Powder Tropical Fusion 14 Stickpacks Hydration Packets that Kick Cravings to The Curb](https://m.media-amazon.com/images/I/41Mtpv-KhZL.jpg)**Ultima Replenisher Crave Killer Supplement and Electrolytes Powder Tropical Fusion 14 Stickpacks Hydration Packets that Kick Cravings to The Curb**Ultima Replenisher**$22.11**4.5★859 rev](https://www.amazon.com/dp/B0DB6PRWH6) [2![Fast Lyte Fasting Electrolyte Supplement Powder | No Sugar Unflavored Raw Electrolytes | 25% RDI Magnesium and Potassium with Trace Minerals | Carnivore & Keto Friendly | Sugar Free Fasting Salts](https://m.media-amazon.com/images/I/51T8HN5cggL.jpg)**Fast Lyte Fasting Electrolyte Supplement Powder | No Sugar Unflavored Raw Electrolytes | 25% RDI Magnesium and Potassium with Trace Minerals | Carnivore & Keto Friendly | Sugar Free Fasting Salts**FAST LYTE**$39.49**4.5★1,206 rev](https://www.amazon.com/dp/B0BDLT1HFM) [3![FSTN Chocolate Electrolytes Fasting Supplement Crave Killer Hydration & Energy Zero-Sugar Plus Ketones & Organic Cocoa.](https://m.media-amazon.com/images/I/41FnYRMpQPL.jpg)**FSTN Chocolate Electrolytes Fasting Supplement Crave Killer Hydration & Energy Zero-Sugar Plus Ketones & Organic Cocoa.**FSTN**$41.53**4.3★120 rev](https://www.amazon.com/dp/B0DGN5D8Y2) [4![FAST:RX Fasting Electrolyte Drink | Zero Sugar Zero Calorie Hydration with Vitamins & Minerals | Intermittent Fasting & Keto | Lemon | Sparkling | 16oz 12-Pack](https://m.media-amazon.com/images/I/41VNLTE7g8L.jpg)**FAST:RX Fasting Electrolyte Drink | Zero Sugar Zero Calorie Hydration with Vitamins & Minerals | Intermittent Fasting & Keto | Lemon | Sparkling | 16oz 12-Pack**FAST:RX**$35.59**4.2★133 rev](https://www.amazon.com/dp/B0BTCKG7T4) [5![Ultima Replenisher Daily Electrolyte Powder Original Variety Pack 20 Stickpacks Zero Sugar Hydration Packets with 6 Electrolytes and Minerals Sugar Free Plant Based & Keto Friendly Drink Mix](https://m.media-amazon.com/images/I/41rWr5x6qWL.jpg)**Ultima Replenisher Daily Electrolyte Powder Original Variety Pack 20 Stickpacks Zero Sugar Hydration Packets with 6 Electrolytes and Minerals Sugar Free Plant Based & Keto Friendly Drink Mix**Ultima Replenisher**$20.18**4.6★20,397 rev](https://www.amazon.com/dp/B08XQZX9K3)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![1-Day Juice Fasting Collagen & Sustained Energy Pack | Ancient Remedies for Gentle Detox Metabolism Boost | Prebiotics & Minerals Antioxidants | Low Sugar | Organic 612 fl oz BPA-Free Bottles](https://m.media-amazon.com/images/I/51CYRPt-qnL.jpg)**1-Day Juice Fasting Collagen & Sustained Energy Pack | Ancient Remedies for Gentle Detox Metabolism Boost | Prebiotics & Minerals Antioxidants | Low Sugar | Organic 612 fl oz BPA-Free Bottles**KARVIVA**$34.45**59 rev1y ago](https://www.amazon.com/dp/B0F4XQTQGZ) [![The Good Intentions Club Fasting Electrolytes - Unflavored Electrolyte Powder - 100 Servings - Fasting Salts - Fasting Supplement - Electrolytes for Fasting](https://m.media-amazon.com/images/I/41o-R-Rq7aL.jpg)**The Good Intentions Club Fasting Electrolytes - Unflavored Electrolyte Powder - 100 Servings - Fasting Salts - Fasting Supplement - Electrolytes for Fasting**The Good Intentions Club**$23.02**256 rev1y ago](https://www.amazon.com/dp/B0DRC6PYVP) [![FSTN Chocolate Electrolytes Fasting Supplement Crave Killer Hydration & Energy Zero-Sugar Plus Ketones & Organic Cocoa.](https://m.media-amazon.com/images/I/41FnYRMpQPL.jpg)**FSTN Chocolate Electrolytes Fasting Supplement Crave Killer Hydration & Energy Zero-Sugar Plus Ketones & Organic Cocoa.**FSTN**$41.53**120 rev1y ago](https://www.amazon.com/dp/B0DGN5D8Y2) [![Ultima Replenisher Crave Killer Supplement and Electrolytes Powder Tropical Fusion 14 Stickpacks Hydration Packets that Kick Cravings to The Curb](https://m.media-amazon.com/images/I/41Mtpv-KhZL.jpg)**Ultima Replenisher Crave Killer Supplement and Electrolytes Powder Tropical Fusion 14 Stickpacks Hydration Packets that Kick Cravings to The Curb**Ultima Replenisher**$22.11**859 rev1y ago](https://www.amazon.com/dp/B0DB6PRWH6) [![Enzymedica Fasting Today Drink Mix - Electrolyte Powder Supplement for Intermittent Fasting Support for Hydration Appetite & Muscle Health Keto Friendly Tropical Pineapple Flavor - 8.75 oz](https://m.media-amazon.com/images/I/41QhTkN7-yL.jpg)**Enzymedica Fasting Today Drink Mix - Electrolyte Powder Supplement for Intermittent Fasting Support for Hydration Appetite & Muscle Health Keto Friendly Tropical Pineapple Flavor - 8.75 oz**Enzymedica**$26.66**238 rev2y ago](https://www.amazon.com/dp/B0CR1TT9FJ)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![1-Day Juice Fasting Collagen & Sustained Energy Pack | Ancient Remedies for Gentle Detox Metabolism Boost | Prebiotics & Minerals Antioxidants | Low Sugar | Organic 612 fl oz BPA-Free Bottles](https://m.media-amazon.com/images/I/51CYRPt-qnL.jpg)**1-Day Juice Fasting Collagen & Sustained Energy Pack | Ancient Remedies for Gentle Detox Metabolism Boost | Prebiotics & Minerals Antioxidants | Low Sugar | Organic 612 fl oz BPA-Free Bottles**KARVIVA**$34.45**4.3★**▲ 222%**](https://www.amazon.com/dp/B0F4XQTQGZ) [![Hi-Lyte Electrolytes for Fasting Immune Support and Rapid Hydration | 48 Servings | NO Calories NO Sugar | 20%+ More Potassium Magnesium & Zinc](https://m.media-amazon.com/images/I/31OWYy1p8DL.jpg)**Hi-Lyte Electrolytes for Fasting Immune Support and Rapid Hydration | 48 Servings | NO Calories NO Sugar | 20%+ More Potassium Magnesium & Zinc**Hi-Lyte**$20.29**4.3★**▲ 69%**](https://www.amazon.com/dp/B01MXDAHIB) [![FAST LYTE No Sugar Electrolytes Powder in the Raw | Mix in Coffee Soup Juice Water Smoothies Broth Anything | No Sweeteners or Flavorings | Keto & Sugar Free | Non-GMO & Vegan](https://m.media-amazon.com/images/I/51PnbhQMCHL.jpg)**FAST LYTE No Sugar Electrolytes Powder in the Raw | Mix in Coffee Soup Juice Water Smoothies Broth Anything | No Sweeteners or Flavorings | Keto & Sugar Free | Non-GMO & Vegan**FAST LYTE**$29.18**4.6★**▲ 58%**](https://www.amazon.com/dp/B0CQMS2SH1) [![Prolon 5 Day Fasting Kit | Fasting Program for Women & Men | Developed to Not Break Your Fast | Low Calorie Pre Made Meals & Snacks | Plant Based Ingredients for Diet Support | Classic Flavors](https://m.media-amazon.com/images/I/41prSlY8MYL.jpg)**Prolon 5 Day Fasting Kit | Fasting Program for Women & Men | Developed to Not Break Your Fast | Low Calorie Pre Made Meals & Snacks | Plant Based Ingredients for Diet Support | Classic Flavors**Prolon**$200.94**3.8★**▲ 57%**](https://www.amazon.com/dp/B07KXZ9JX1) [![MYOXCIENCE Berberine Fasting Accelerator | Himaberb Berberine HCL with ALA (Alpha Lipoic Acid) and Biotin (90 Capsules)](https://m.media-amazon.com/images/I/31U1nYseuWL.jpg)**MYOXCIENCE Berberine Fasting Accelerator | Himaberb Berberine HCL with ALA (Alpha Lipoic Acid) and Biotin (90 Capsules)**MYOXCIENCE**$30.30**4.4★**▲ 45%**](https://www.amazon.com/dp/B0BNT5HJ5Y)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — -27.7% search growth over the last 90 days.

8K6KSpike '25Spike '26 seasonSepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.7×

## **Reviews**

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

### **What buyers love **

**Taste-Overall**23%

*“Taste great, arrived on time”*

**Flavor**16%

*“variety of flavors”*

**Quality-Overall**9%

*“Super cheap for the quality”*

**Moist/Dry**5%

*“Helps in hydration”*

**Solubility**3%

*“Dissolves easily”*

**Value For Money**3%

*“Good value for the money”*

**Advertised Vs Actual Product**3%

*“As described”*

**Ease Of Use**3%

*“Very easy to make”*

**Salt Content**3%

*“not too salty”*

**Nutritional Content**2%

*“helps my body stay healthy”*

### **What buyers complain about **

**Taste-Overall**18%

*“Artificial taste”*

**Flavor**10%

*“Bad flavor”*

**Salt Content**7%

*“just a bit salty”*

**Value For Money**5%

*“Too expensive”*

**Sweetness**4%

*“has a weird sweet taste”*

**Ease Of Chewing/Swallowing**2%

*“Cant swallow”*

**Artificial Sweeteners**2%

*“Im pretty sensitive to artificial sweetener”*

**Side Effects**2%

*“Makes you sick”*

**Functionality-Overall**2%

*“Doesn't work”*

**Quality-Overall**1%

*“No quality control”*

### **Top return reasons **

**Taste-Overall**18%

**Advertised Vs Actual Product**18%

**Leak-Proof**18%

**Flavor**18%

**Nutritional Content**9%

**Ingredients-Overall**9%

**Value For Money**9%