Time Release Vitamin C
FailThe top 5 brands take 96% of clicks, so Time Release Vitamin C is a Fail.
- Flapen Score
- 46 / 100Ranks 9,041 of 14,768 Health & Household niches · −3 vs the category median of 4946
- Market size
- $371K/yr141K searches / yr
- 90-day growth
- -6.0%search demand this quarter
- Competition
- 70%top-5 click share · 7 brands · 614 sellers
Flapen Score
Time Release Vitamin C against its category
The dotted line is the Health & Household average. Past it, Time Release Vitamin C is stronger. Inside it, weaker.
Market
The Time Release Vitamin C market on Amazon at a glance
Shoppers on Amazon United States searched for Time Release Vitamin C 141K times last year and spent an estimated $371K. The top 5 brands take 96% of clicks. Demand peaks in Mar. Flapen scores it 46 out of 100, a Fail.
01 · Demand
An estimated 12.8% of those searches ended in a purchase.
Shoppers searched for this 141K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 12.8% of those searches ended in a purchase. Searches in the last 90 days moved -6.0% against the 90 days before. Searches, conversion and average price together put the market at an estimated $371K a year.
- Searches, last 12 months
- 141K
- Growth, 90 days vs prior 90
- -6.0%
- Conversion, latest week
- 12.8%
- Market size, estimated
- $371Ka year
- Peak month
- March1.8× the quietest month
- Top search term
- solaray vitamin c40K searches a year
02 · Price
A sale here is worth $20.43.
Listings sell for $20.43 on average, from $6.72 to $33.14. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 1,000 to 1,250 of them. At $20.43 that is $20K to $26K a year per listing.
- Average price
- $20.43inside the $15 to $100 sweet spot
- Price range
- $6.72–$33.14
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 15K–20K
- Units per listing a year
- 1,000–1,250
- Revenue per listing a year
- $20K–$26K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
63% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #297 within Vitamin C. It carries 7,535 reviews at 4.76 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 63%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #297in Vitamin C
- Average rating
- 4.76 starsAmazon United States average 4.42 stars
- Average reviews
- 7,535per listing
- Listings tracked
- 16
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 114 months on average, so the names here are established.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 114 months
Products
Top Time Release Vitamin C products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 29, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
SOLARAY Vitamin C 1000mg - Time Release Vitamin C Capsules w/Rose Hips and Acerola for Bioflavonoid Support - Two-Stage All-Day Immune Support - Vegan 60 Day Guarantee 275 Servings 275 VegCaps
- Price
- $33.14
- Rating
- 4.8/5
- Reviews
- 11,615
- Age
- 7y ago

SOLARAY Vitamin C 1000mg - Time Release Vitamin C Capsules w/Rose HIPS and Acerola for Bioflavonoid Support - Two-Stage All-Day Immune Support - Vegan 60 Day Guarantee
- Price
- $15.44
- Rating
- 4.8/5
- Reviews
- 11,615
- Age
- 20y ago

NOW Foods Supplements Vitamin C-1 000 with Rose Hips Sustained Release Antioxidant Protection* 250 Tablets
- Price
- $16.70
- Rating
- 4.8/5
- Reviews
- 20,217
- Age
- 24y ago

Vitamin C 1000mg | Immune Support | Timed-Release Capsules | 1 Year Supply | Vitamin C Supplement with Acerola Cherry & Rose Hips | Daily Antioxidant & Wellness Support | Vegan Non-GMO | 365 Ct
- Price
- $26.86
- Rating
- 4.7/5
- Reviews
- 2,172
- Age
- 6y ago

Carlyle Vitamin C 1000mg | Timed Release | 120 Vegetarian Caplets
- Price
- $9.97
- Rating
- 4.8/5
- Reviews
- 1,108
- Age
- 5y ago
Trending
estimated 90-day click momentum
NOW Foods Supplements Vitamin C-1 000 with Rose Hips Sustained Release Antioxidant Protection* 100 Tablets
- Price
- $8.38
- Rating
- 4.8/5
- Reviews
- 20,217
- Age
- 18y ago

SOLARAY Vitamin C w/Rose Hips & Acerola | 1000mg | Two-Stage Timed-Release Healthy Immune Function Skin Hair & Nails Support | Non-GMO | 250ct
- Price
- $29.21
- Rating
- 4.7/5
- Reviews
- 735
- Age
- 20y ago

SOLARAY Vitamin C 1000mg with Bioflavonoids Concentrate - Vitamin C Capsules with Rose HIPS and Acerola Cherry - Antioxidant Heart Health and Immune Support Supplement Vegan Non-GMO 250 Servings
- Price
- $27.85
- Rating
- 4.8/5
- Reviews
- 1,784
- Age
- 22y ago

SOLARAY Vitamin C 1000mg - Time Release Vitamin C Capsules w/Rose HIPS and Acerola for Bioflavonoid Support - Two-Stage All-Day Immune Support - Vegan 60 Day Guarantee
- Price
- $15.44
- Rating
- 4.8/5
- Reviews
- 11,615
- Age
- 20y ago

Life Extension Vitamin C 24-Hour Liposomal Hydrogel Formula absorbs Better Than Standard Vitamin C up to 24 Hours get The Most Out of Your Vitamin C Gluten-Free Non-GMO Vegetarian 60 Tablets
- Price
- $21.23
- Rating
- 4.8/5
- Reviews
- 520
- Age
- 4y ago
Newest
by launch date
SOLARAY Super Bio Vitamin C 1000mg Buffered Time Release Capsules with Bioflavonoids Two-Stage for High Absorption and All Day Immune Support Vegan 60 Day Guarantee 140 Servings 280 VegCaps
- Price
- $26.04
- Rating
- 4.8/5
- Reviews
- 2,701
- Age
- 3y ago

Life Extension Vitamin C 24-Hour Liposomal Hydrogel Formula absorbs Better Than Standard Vitamin C up to 24 Hours get The Most Out of Your Vitamin C Gluten-Free Non-GMO Vegetarian 60 Tablets
- Price
- $21.23
- Rating
- 4.8/5
- Reviews
- 520
- Age
- 4y ago

Carlyle Vitamin C 1000mg | Timed Release | 120 Vegetarian Caplets
- Price
- $9.97
- Rating
- 4.8/5
- Reviews
- 1,108
- Age
- 5y ago

Vitamin C 1000mg | Immune Support | Timed-Release Capsules | 1 Year Supply | Vitamin C Supplement with Acerola Cherry & Rose Hips | Daily Antioxidant & Wellness Support | Vegan Non-GMO | 365 Ct
- Price
- $26.86
- Rating
- 4.7/5
- Reviews
- 2,172
- Age
- 6y ago

SOLARAY Vitamin C 1000mg - Time Release Vitamin C Capsules w/Rose Hips and Acerola for Bioflavonoid Support - Two-Stage All-Day Immune Support - Vegan 60 Day Guarantee 275 Servings 275 VegCaps
- Price
- $33.14
- Rating
- 4.8/5
- Reviews
- 11,615
- Age
- 7y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 70% of clicks. A locked shelf that new listings rarely crack.
Brands
7 falling
Sellers
614
Est. top-5 brand share
96%
Top 20: 100%
Est. top-5 click share
70%
Top 20: 100%
Open market
2%
- SOLARAY72%
- NOW Foods8%
- Purely Holistic6%
- Carlyle6%
- Nature Made3%
- Life Extension2%
- Open — no brand owns it (1 brand, 2%)
Demand
Time Release Vitamin C search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Mar · busiest ÷ quietest = 1.8×
Search terms
Top Time Release Vitamin C search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- solaray vitamin c40K/yr
- time release vitamin c29K/yr
- vitamin c time release18K/yr
- solaray vitamin c 1000mg7K/yr
- time released vitamin c7K/yr
- vitamin c time release 1000mg capsules6K/yr
- vitamin c solaray5K/yr
- slow release vitamin c4K/yr
- timed release vitamin c5K/yr
- vitamin c time release 500mg6K/yr
Reviews and returns
What reviews say buyers love and hate about Time Release Vitamin C
We read the reviews and the return reasons for every product selling here.
“These capsules are larger”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
16 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Time Release Vitamin C questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









