plant based calcium
Worth a lookShows low returns (0.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Avg price
Incredible$28.10avg listing price — sweet spot $15–$100
Price range
Great$10.44–$54.29cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Good+54.5%90-day search growth — must beat 0% to launch
Conversion
Good5.4%search→purchase rate — share of searches ending in a sale
Brand share
Good70%top-5 brand share — brands hold most of the demand
Competition
Okay56%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Review moat
Okay3,752avg incumbent reviews — the moat a new listing must climb
Market size
Bad$55K$55K/yr · 36K searches
According to Flapen's Amazon United States niche tracking, plant based calcium is a $55K/yr Amazon United States market (36K searches/yr). The top 5 brands hold 70% of demand. Demand peaks in Jun–Jul. Verdict: Worth a look — 56/100.
Data updated Jul 27, 2026 · scored weekly · How we score niches
plant based calcium market data
- Units sold / yr
- 2K–2K
- avg 0–100/product
- Revenue / yr
- $42K–$56K
- units × avg price
- Conversion rate
- 5.4%
- Avg BSR
- #304
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 81%
- Out of stock
- 2.8%
- Avg brand age
- 87 months
- Avg seller age
- 169 days
Competition & brand share
The top 5 products take 56% of clicks — established leaders, but buyers still shop beyond them.Brands
16 falling
Sellers
615
Top-5 brand share
70%
Top 20: 100%
Top-5 click share
56%
Top 20: 99%
Open market
25%
- PlantFusion23%
- New Chapter21%
- NATURELO13%
- Garden of Life8%
- Bonide5%
- Bloom City4%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +54.5% search growth over the last 90 days.Peak months: Jun, Jul · busiest ÷ quietest = 1.8×
Top plant based calcium search terms
- plant based calcium19K/yr
- plant calcium12K/yr
- plant based calcium supplements5K/yr
Top plant based calcium 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 21 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
PlantFusion Vegan Calcium Premium Plant Based Calcium (1000mg) Sourced from Icelandic Red Algae Plus Magnesium D3 K2 and Boron 90 Vegan Tablets
PlantFusion$23.944.6★1,696 rev
NATURELO Calcium Supplement - with Vitamin C Vitamin D3 K2 and Calcium Magnesium Zinc for Bone Strength with Calcium 600mg - Plant-Based 120 Vegetarian Capsules Non-GMO Soy & Gluten-Free
NATURELO$27.244.6★11,105 rev
New Chapter Bone Strength Take Care - Bone & Heart Health Supplement - Clinically Studied Plant Calcium from Red Marine Algae - Vegan Organic Gluten Free & Kosher - 120 Slim Tablets
New Chapter$36.194.6★8,776 rev
Bonide Rot-Stop Tomato Blossom End Rot 16 oz Concentrated Liquid Garden Fertilizer for Calcium Deficiency Indoors & Outdoors
Bonide$10.444.5★5,183 rev
New Chapter Calcium Supplement - Bone Strength Tiny Tabs Plant-Based USDA Organic Calcium with Magnesium Vitamin D3+K2 for Bone Health & Joint Mobility Heart Support 905 mg dose - 240 Tiny Tabs
New Chapter$38.894.6★2,162 rev
Newest
by launch date
Organics Ocean Better Calcium - Organic Red Algae Calcium with Vitamin D3 and K2 Supplements - Supports Bone Structure Joint Comfort & Encourages Healthy Aging - Plant-Based Non-GMO - 1 Pack
Organics Ocean$34.84112 rev
Plant-Based Calcium 500mg (Aquamin) Vegan Calcium Magnesium Zinc D3 with Vitamin K2 & Organic Turmeric Enhanced Bone and Muscle Health & Strength Immune Support for Women & Men - 90 Count
SUPPLEMENTS STUDIO$21.51367 rev
6-in-1 Plant Based Calcium Supplements for Women Men- Calcium 600mg w/ D3 K2 5000 IU Vitamin Liposomal & Algae Ca-lcium Magnesium Zinc + Vegan Vitamin D 5000 IU + K2 MK7 + Methyl B12 for Bone 1 Pack
LILICARE$29.31306 rev
Pure Nutrition Cal D - Plant Based Calcium with VIT D3 K2 & Magnesium | 120 Tabs | 500mg Vegan Calcium per Serving | Algae Calcium Supplement for Bone Health
PURE NUTRITION NATURAL TREASURES$19.0127 rev
Calcium for Plants Liquid Calcium Supplement for Stronger Growth Healthier New Leaves & Reduced Deficiencies 8 oz
TPS NUTRIENTS$11.77164 rev
Trending
90-day click momentumOrganics Ocean Better Calcium - Organic Red Algae Calcium with Vitamin D3 and K2 Supplements - Supports Bone Structure Joint Comfort & Encourages Healthy Aging - Plant-Based Non-GMO - 1 Pack
Organics Ocean$34.844.7★
Bonide Rot-Stop Tomato Blossom End Rot 16 oz Concentrated Liquid Garden Fertilizer for Calcium Deficiency Indoors & Outdoors
Bonide$10.444.5★
Calcium for Plants Liquid Calcium Supplement for Stronger Growth Healthier New Leaves & Reduced Deficiencies 8 oz
TPS NUTRIENTS$11.774.5★
Bloom City Professional Grade Ultra Pure Cal-Mag Fertilizer (32 oz)
Bloom City$17.564.7★
New Chapter Calcium Supplement - Bone Strength Tiny Tabs Plant-Based USDA Organic Calcium with Magnesium Vitamin D3+K2 for Bone Health & Joint Mobility Heart Support 905 mg dose - 240 Tiny Tabs
New Chapter$38.894.6★
What buyers say about plant based calcium
What buyers praise and complain about, mined from review topics.What buyers love
“Great calcium”
“Excellent product”
“High quality vitamins”
“Easier to Swallow”
“I have a healthy garden”
“Accurate description”
“Easy to use”
“Good value”
“improve my overall bone health”
“No stomach problems”
What buyers complain about
“Broken calcium tablets”
“Shortage of pills in every bottle”
“Bad reaction to the 'vitamin' I was looking forward to positive results”
“Hard on the stomach”
“too expensive”
“This was harsh on my stomach”
“I do not like swallowing capsules”
“Capsules are smaller”
“I don't think it is helping me with joints”
“May cause allergic reaction”
Top return reasons
Common questions
- Is plant based calcium profitable to sell on Amazon United States?
- The niche generates $55K/yr across 21 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +54.5%. Flapen's verdict: Worth a look (56/100).
- How competitive is the plant based calcium niche?
- 16 brands and 615 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 70% of demand.
- What do buyers complain about in plant based calcium?
- Top complaints mined from reviews: Calcium, Dosage, Vitamin. The return rate is 0.0%.
- When does demand for plant based calcium peak?
- Demand peaks in Jun–Jul; the busiest month runs 1.8× the quietest.
- What does it cost to enter the plant based calcium niche?
- Listings span $10.44–$54.29; the average listing price is $28.10 (sweet spot $15–$100). The average incumbent carries 3,752 reviews — the moat a new listing must climb.