fasting electrolytes
Worth a lookShows low returns (0.0%), but soft demand (-10.3% this quarter) keeps it on the watch list.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Avg price
Incredible$27.40avg listing price — sweet spot $15–$100
Price range
Great$9.40–$44.77cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Good6.2%search→purchase rate — share of searches ending in a sale
Market size
Good$573K$573K/yr · 338K searches
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Review moat
Okay2,946.59avg incumbent reviews — the moat a new listing must climb
Brand share
Okay86%top-5 brand share — brands hold most of the demand
Competition
Okay67%top-5 click share — leaders hold, buyers still browse
Growth
Bad-10.3%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, fasting electrolytes is a $573K/yr Amazon United States market (338K searches/yr). The top 5 brands hold 86% of demand. Demand peaks in Apr. Verdict: Worth a look — 52/100.
Data updated Jul 8, 2026 · scored weekly · How we score niches
fasting electrolytes market data
- Units sold / yr
- 15K–20K
- avg 750–1,000/product
- Revenue / yr
- $411K–$548K
- units × avg price
- Conversion rate
- 6.2%
- Avg BSR
- #179
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 100%
- Out of stock
- 0.0%
- Avg brand age
- 53 months
- Avg seller age
- 132 days
Competition & brand share
The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.Brands
12 falling
Sellers
27
Top-5 brand share
86%
Top 20: 100%
Top-5 click share
67%
Top 20: 100%
Open market
11%
- FAST LYTE34%
- Nutri-Align17%
- The Good Intentions Club14%
- Drink LMNT14%
- Ultima Replenisher7%
- Nutricost3%
- Open — no brand owns it (6 brands, 11%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -10.3% search growth over the last 90 days.Peak months: Apr · busiest ÷ quietest = 1.8×
Top fasting electrolytes search terms
- fasting electrolytes119K/yr
- fasting salts57K/yr
- electrolytes for fasting35K/yr
- fasting supplement29K/yr
- fasting electrolytes no sugar10K/yr
- fasting drink7K/yr
- fasting salt7K/yr
- fasting salts electrolytes8K/yr
- best electrolytes for fasting7K/yr
- fasting supplements8K/yr
Top fasting electrolytes 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.
All 17 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
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$39.494.5★1,206 rev
The Good Intentions Club Fasting Electrolytes - Unflavored Electrolyte Powder - 100 Servings - Fasting Salts - Fasting Supplement - Electrolytes for Fasting
The Good Intentions Club$23.024.5★256 rev
Nutri-Align Fasting Salts Electrolytes Powder | 400g Sodium Potassium Magnesium Electrolytes | Pure Unflavoured Electrolytes for Extended and Intermittent Fasting | Sugar Free & Filler Free
Nutri-Align$34.124.5★1,419 rev
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$29.184.6★1,849 rev
LMNT Zero Sugar Electrolytes - Raw Unflavored Salt | Drink Mix | 30-Count
Drink LMNT$44.774.4★2,478 rev
Newest
by launch date
LMNT Zero Sugar Electrolytes - Lemonade | Drink Mix | 18-Count
Drink LMNT$28.931,334 rev
The Good Intentions Club Fasting Electrolytes - Unflavored Electrolyte Powder - 100 Servings - Fasting Salts - Fasting Supplement - Electrolytes for Fasting
The Good Intentions Club$23.02256 rev
FSTN Chocolate Electrolytes Fasting Supplement Crave Killer Hydration & Energy Zero-Sugar Plus Ketones & Organic Cocoa.
FSTN$41.53120 rev
Advanced Electrolyte Pills 240 Capsules | Salt Pills with Electrolytes for Fasting Hydrating | Made with Himalayan Pink Salt Sodium Potassium Magnesium & More Keto Unflavored No Sugar Non-GMO
NatureBell$12.17453 rev
Ultima Replenisher Crave Killer Supplement and Electrolytes Powder Tropical Fusion 14 Stickpacks Hydration Packets that Kick Cravings to The Curb
Ultima Replenisher$22.11859 rev
Trending
90-day click momentumLMNT Zero Sugar Electrolytes - Lemonade | Drink Mix | 18-Count
Drink LMNT$28.934.6★
LMNT Zero Sugar Electrolytes - Watermelon Salt | Drink Mix | 30-Count
Drink LMNT$44.774.7★
Venture Pal High Sodium Sugar Free Electrolytes Powder Packet - Hydration Packets with Vitamin Sodium & Potassium | Zero Calories | Vegan Keto & Paleo Friendly Electrolyte Drink Mix - 16 Sticks
Venture Pal$9.404.4★
Nutri-Align Fasting Salts Fasting Electrolytes 120 Capsules | Pure Electrolyte Capsules for Extended and Intermittent Fasting | Sodium Potassium Magnesium Electrolytes | Sugar Free & Filler Free
Nutri-Align$28.204.6★
Ultima Replenisher Crave Killer Supplement and Electrolytes Powder Tropical Fusion 14 Stickpacks Hydration Packets that Kick Cravings to The Curb
Ultima Replenisher$22.114.5★
What buyers say about fasting electrolytes
What buyers praise and complain about, mined from review topics.What buyers love
“Taste great, arrived on time”
“variety of flavors”
“Excellent Product”
“Amazing hydration”
“Good value for the money”
“Dissolves easily”
“perfect amount of salt”
“As Advertised”
“Very easy to make”
“Works well”
What buyers complain about
“Tastes fake”
“overpowering salty taste”
“Bad flavor”
“Price is too high”
“very sugary”
“It has artificial sweetener that is very prominent”
“Cant swallow”
“No quality control”
“very little electrolytes in product”
“Made me sick, nauseous and tired”
Top return reasons
Common questions
- Is fasting electrolytes profitable to sell on Amazon United States?
- The niche generates $573K/yr across 17 tracked products. 90-day search growth is -10.3%. Flapen's verdict: Worth a look (52/100).
- How competitive is the fasting electrolytes niche?
- 12 brands and 27 sellers compete. The top 5 products take 67% of clicks and top 5 brands hold 86% of demand.
- What do buyers complain about in fasting electrolytes?
- Top complaints mined from reviews: Taste-Overall, Salt Content, Flavor. The return rate is 0.0%.
- When does demand for fasting electrolytes peak?
- Demand peaks in Apr; the busiest month runs 1.8× the quietest.
- What does it cost to enter the fasting electrolytes niche?
- Listings span $9.40–$44.77; the average listing price is $27.40 (sweet spot $15–$100). The average incumbent carries 2,947 reviews — the moat a new listing must climb.