NEW
✨ Collagen Peptides
Cost per serving
$0.33
other · 19 active deals
The best-value Inositol right now is about $0.04 per dose — across 15 tracked products the median is $0.136/dose, so shopping on cost-per-dose can cut your cost several-fold. Every Inositol deal here is ranked by cost per dose— what you actually pay per serving, not the sticker price — because forms and absorption differ, so the cheapest bottle isn’t always the cheapest dose.
Right now the best value across our full Inositol catalog is at $0.04 per serving.
Every Inositol deal above is ranked by real cost per dose with no paid placement — see our and .
1 of 7 tracked Inositol brands here are flagged as carrying independent third-party testing — a voluntary check of a product's identity, potency and contaminants by an outside lab. It's a quality signal, not a value or efficacy claim. Confirm any brand's current status on the official registries:
Testing status is self-reported by the brand or drawn from public certification and may change — always verify on the official registry before purchase.
Health Thru Nutrition Inositol Powder – 500g Pure Powder as Myo-Inositol | 1 at $0.04 — the lowest cost-per-dose inositol in our catalog. See the full ranking on the Best Inositol page.
We're tracking 19 active Inositol deals across Amazon US and partner retailers, ranked by community votes and cost-per-dose — not paid placement.
Across 15 tracked Inositol deals the median cost-per-dose is $0.136; the cheapest quartile comes in under $0.082 . Anything below the median is a solid deal for the same molecule.
Deals are submitted by the community and ranked by net votes (hot minus cold) plus cost-per-dose normalised across container sizes. We take no affiliate kickbacks for ordering; sponsored slots, when present, are clearly badged.
We link primary sources and paraphrase their findings — never copy their text, tables, or images. Cost-per-dose figures are our own first-party catalog data.
Cost per serving
$0.33
Cost per serving
$0.08
480 servings · ~480-day supply
Cost per serving
$0.17
120 servings · ~120-day supply
Cost per serving
Cost per serving
$0.42
Pricey110 servings · ~110-day supply
Cost per serving
$0.17
60 servings · ~60-day supply
Cost per serving
$0.11
240 servings · ~240-day supply
Cost per serving
$0.15
Avg·−47%300 servings · ~300-day supply
Cost per serving
$0.13
Avg·−52%50 servings · ~50-day supply
Cost per serving
$0.14
Avg·−50%70 servings · ~70-day supply
Cost per serving
$0.08
Avg·−74%180 servings · ~180-day supply
Cost per serving
$0.14
Avg·−49%120 servings · ~120-day supply
Cost per serving
$0.07
Cheap·−78%Cost per serving
$0.04
Cheap·−88%500 servings · ~500-day supply
Cost per serving
$0.48
Pricey180 servings · ~180-day supply
Cost per serving
$0.32
PriceyCost per serving
$0.07
Cheap·−78%240 servings · ~240-day supply
Cost per serving
$0.08
Cheap·−76%Cost per serving
$0.17
Avg·−41%100 servings · ~100-day supply
Amazon.com · ✨ Collagen Peptides
CPS
Price
$39.99
Micro Ingredients · Amazon.com · 🅱️ B-Complex
CPS
Price
$39.99
Amazon.com · 🅱️ B-Complex
CPS
Price
$19.95
BulkSupplements.com · Amazon.com · 🌸 Inositol
CPS
Price
$24.97
21st Century · Amazon.com · 🌸 Inositol
CPS
Price
$46.68
Vitamatic · Amazon.com · 🅱️ B-Complex
CPS
Price
$9.99
Micro Ingredients · Amazon.com · 🅱️ B-Complex
CPS
Price
$26.95
Amazon.com · 🌸 Inositol
CPS
Price
$44.97
Amazon.com · 🌸 Inositol
CPS
Price
$6.57
Amazon.com · 🌸 Inositol
CPS
Price
$9.49
Best Naturals · Amazon.com · 🌸 Inositol
CPS
Price
$14.99
Nutricost · Amazon.com · 🌸 Inositol
CPS
Price
$16.95
BulkSupplements.com · Amazon.com · 🌸 Inositol
CPS
Price
$35.97
Amazon.com · 🌸 Inositol
CPS
Price
$19.95
Amazon.com · 🌸 Inositol
CPS
Price
$86.68
BulkSupplements.com · Amazon.com · 🌸 Inositol
CPS
Price
$18.97
Nutricost · Amazon.com · 🌸 Inositol
CPS
Price
$16.95
BulkSupplements.com · Amazon.com · 🌸 Inositol
CPS
Price
$19.97
Jarrow Formulas · Amazon.com · 🌸 Inositol
CPS
Price
$17.42
120 servings · ~120-day supply
$0.12
Avg·−55%200 servings · ~200-day supply
500 servings · ~500-day supply
60 servings · ~60-day supply
250 servings · ~250-day supply
