Methylcobalamin B12 Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Methylcobalamin B12 sales on Amazon US totaled 360,000 units in July 2026 (▼ 13.7% vs. the prior month), generating an estimated $6,472,770 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 55.6% of unit volume and 50.9% of revenue, while a typical listing is priced at $20.28. The keyword itself pulled 17,919 Amazon queries over the same period (▼ 6.6% MoM).
Zooming out to the 12-month window ending July 2026, the methylcobalamin b12 Top 50 moved 3,907,600 units and $66,937,137 in cumulative sales — an average of 325,633 units and $5,578,095 per month. Monthly throughput topped out at 417,000 units in June 2026 and dipped to 211,500 in May 2026, leaving the latest reading 5.6% higher than August 2025.
Methylcobalamin B12 Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
360K
▼ 13.7% MoM
Monthly Revenue 2026/07
$6.5M
▼ 10.3% MoM
Top 10 Market Share 2026/07
55.6%
Methylcobalamin B12 Market Share & Sales Concentration on Amazon US — July 2026
The most-sold methylcobalamin b12 listing on Amazon US in July 2026 is ASIN B00DYSUQR2 (Brand: Nature's Bounty), which sold 50,000 units at $9.12 apiece — equal to 13.9% of every unit tracked in this report and 25% ahead of the No. 2 listing.
The Top 10 ASINs account for 200,000 units and $3,293,900 in July 2026 — 55.6% of unit volume and 50.9% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Methylcobalamin B12' on Amazon
July 2026
Is 55.6% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B00DYSUQR2
Nature's Bounty Vitamin B12 1000 mcg Supplements, Supports Energy Metabolism, 200 Ct
50K
▼ 16.7%vs. prior month
$467K
latest month
12-month trend
B00DS5BGDY
Nature Made Vitamin B12 1000 mcg, Energy Metabolism Support, 150 Softgels | B12 Vitamins 1000 mcg, Energy Metabolism Support Supplement for Women and Men, Gluten Free, 150 Day Supply
40K
▼ 20.0%vs. prior month
$630.8K
latest month
12-month trend
B002BKW1YA
THORNE Vitamin B12 1,000 mcg, Active Methylcobalamin, 60 Capsules | Supports Methylation, Heart & Nerve Health, Cognitive Function & Healthy Homocysteine Levels*, NSF Contents Certified
20K
▲ 0.0%vs. prior month
$476.2K
latest month
12-month trend
B0B83PXLXW
L Methyl Folate 15mg Plus Methyl B12 Cofactor – Organic Berry Flavor, High Potency Liquid Sublingual Active 5-MTHF Form - Supports Mood, Methylation, Cognition – Bioactive Forms Vitamin B9 & B12 (1oz)
20K
▲ 0.0%vs. prior month
$439.6K
latest month
12-month trend
B0C9JX95NV
NUSAVA B12 Liquid Drops 5000mcg, Raspberry, Pack of 2 | Energy, Brain and Heart Support, Methylcobalamin B12 with B6, B1, Niacin and Folate, Sublingual Drops for Women and Men
20K
▲ 0.0%vs. prior month
$499K
latest month
12-month trend
B083JLZPZX
Horbäach B12 Vitamin 5000 mcg | 120 Fast Dissolve Tablets | Sublingual Methylcobalamin | Natural Berry Flavor | Vegan, Non-GMO & Gluten Free Supplement
10K
▼ 50.0%vs. prior month
$99.9K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Methylcobalamin B12 Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Nature's Bounty is the best-performing methylcobalamin b12 brand in July 2026, moving 50,000 units across 1 ASIN for 25.0% of Top 10 volume. Nature Made follows with 50,000 units (25.0%), ahead of THORNE on 20,000 units (10.0%).
With 9 brands splitting the Top 10 and 60.0% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $9.12 to $23.30, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Nature's Bounty
1 ASIN in Top 10
25.0%
Units
50K
Revenue
$467K
Avg. price
$9.12
B00DYSUQR2
$9.12·★4.7·77.3K revsNature's Bounty Vitamin B12 1000 mcg Supplements, Supports Energy Metabolism, 200 Ct
Units sold50K
Nature Made
2 ASINs in Top 10
25.0%
Units
50K
Revenue
$755.7K
Avg. price
$14.98
B00DS5BGDY
$17.48·★4.7·45.6K revsNature Made Vitamin B12 1000 mcg, Energy Metabolism Support, 150 Softgels | B12 Vitamins 1000 mcg, Energy Metabolism Support Supplement for Women and Men, Gluten Free, 150 Day Supply
Units sold40KB00CBXSO4I
$12.49·★4.7·14.6K revsNature Made Maximum Strength Vitamin B12 5000 mcg Softgels, 60 Softgels | Energy Metabolism Support Supplement for Men and Women, Helps Reduce Fatigue for Those Low in Vitamin B12, 60 Day Supply
Units sold10K
THORNE
1 ASIN in Top 10
10.0%
Units
20K
Revenue
$476.2K
Avg. price
$23.30
B002BKW1YA
$23.30·★4.8·3.9K revsTHORNE Vitamin B12 1,000 mcg, Active Methylcobalamin, 60 Capsules | Supports Methylation, Heart & Nerve Health, Cognitive Function & Healthy Homocysteine Levels*, NSF Contents Certified
Units sold20K
Trending Methylcobalamin B12 Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, one ASIN forced its way in: B01IQB2UYS booked 10K units at $14.95, with ▲ 0.0% MoM change. On the growth side, B08DP545FG leads positive momentum with ▲ 100.0% MoM growth on 2K units, with B007GAKDQI close behind at ▲ 50.0% MoM on 3K units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B01IQB2UYS
Nutricost Vitamin B12 (Methylcobalamin) 2000mcg, 240 Capsules, Gluten Free | Vegetarian Caps, GMO-Free, B12 Supplement
Price
$14.95
Rating
4.8
Reviews
10.3K
Latest month sales
B08DP545FG
BioActive Vitamin B12 5000 mcg | 3 BioActive Forms Plus Methylfolate Cofactor - Methylcobalamin, Adenosyl & Hydroxy | Sublingual Liquid Drops, Berry Flavor, Organic, Non-GMO, Vegan (1 oz)
Price
$21.99
Rating
4.5
Reviews
5.5K
Latest month sales
B007GAKDQI
Life Extension Vitamin B12 Methylcobalamin, Nerve Health Supplement, Cognitive Support, Energy Vitamin, methylcobalamin B12, 1 mg, Quick-Dissolving, Vegetarian, 60 lozenges
Unlock to view ASIN details and product titles
Price
$6.34
Rating
4.6
Reviews
1.1K
Latest month sales
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