Supplement price index
Every day, the median and cheapest price per gram of active ingredient is recorded for each category on Amazon United States. This is the part nobody else publishes: not what creatine costs today, but what it cost last month.
19 days of history · 30-day change shown
| Category | Median now | 30-day | Trend | Listings |
|---|---|---|---|---|
| Turmeric | $49.79per 100 g | +17.9% | 96 | |
| Vitamin K2 | $140.10per 100 mg | +17.1% | 98 | |
| Vitamin D | $3.40per 100,000 IU | -15.0% | 230 | |
| Zinc | $32.79per 10 g | +11.9% | 164 | |
| Mass gainer | $8.63per 100 g | -10.1% | 63 | |
| Probiotics | $1.53per 100 billion CFU | -8.1% | 169 | |
| Potassium | $6.65per 10 g | +6.7% | 81 | |
| Magnesium | $15.55per 10 g | -6.6% | 273 | |
| Sea moss | $56.50per 100 g | +6.0% | 55 | |
| Melatonin | $2.92per 100 mg | -5.4% | 177 | |
| Vitamin B12 | $10.99per 100 mg | +4.9% | 89 | |
| Ashwagandha | $69.36per 100 g | +4.1% | 156 | |
| NAC | $31.04per 100 g | +4.1% | 93 | |
| Joint (glucosamine) | $32.13per 100 g | +3.3% | 84 | |
| Omega-3 | $52.00per 100 g | -3.3% | 188 | |
| Vegan protein | $7.76per 100 g | +2.9% | 154 | |
| Taurine | $11.70per 100 g | -2.6% | 147 | |
| Vitamin C | $19.99per 100 g | +2.3% | 170 | |
| Mushrooms | $43.25per 100 g | -2.2% | 129 | |
| Selenium | $54.28per 100 mg | +2.0% | 77 | |
| Resveratrol | $109.50per 100 g | +1.5% | 87 | |
| Quercetin | $59.98per 100 g | +1.4% | 83 | |
| Protein bars | $11.92per 100 g | +1.4% | 39 | |
| Whey | $7.88per 100 g | +0.6% | 247 | |
| Milk thistle | $62.45per 100 g | +0.3% | 87 | |
| L-Theanine | $126.83per 100 g | -0.1% | 102 | |
| Creatine | $11.11per 100 g | 0.0% | 274 | |
| Multivitamin | $14.71per 30 servings | 0.0% | 239 | |
| Collagen | $10.29per 100 g | 0.0% | 188 | |
| CoQ10 | $364.92per 100 g | 0.0% | 178 | |
| Folate | $10.20per 100 mg | 0.0% | 170 | |
| BCAA / EAA | $25.16per 30 servings | 0.0% | 163 | |
| Fiber / Psyllium | $7.69per 100 g | 0.0% | 154 | |
| Iron | $38.41per 10 g | 0.0% | 149 | |
| L-Carnitine | $35.03per 100 g | 0.0% | 147 | |
| Iodine | $19.72per 100 mg | 0.0% | 111 | |
| B-complex | $6.68per 30 servings | 0.0% | 108 | |
| Calcium | $3.61per 10 g | 0.0% | 101 | |
| Citrulline | $11.39per 100 g | 0.0% | 101 | |
| Biotin | $1.12per 100 mg | 0.0% | 94 | |
| Electrolytes | $29.99per 30 servings | 0.0% | 93 | |
| Glutamine | $7.29per 100 g | 0.0% | 91 | |
| D-Mannose | $29.17per 100 g | 0.0% | 90 | |
| Berberine | $47.19per 100 g | 0.0% | 89 | |
| Hyaluronic acid | $268.73per 100 g | 0.0% | 88 | |
| Inositol | $24.92per 100 g | 0.0% | 84 | |
| Greens | $28.95per 30 servings | 0.0% | 81 | |
| Maca | $25.00per 100 g | 0.0% | 79 | |
| Glycine | $8.00per 100 g | 0.0% | 68 | |
| Caffeine pills | $45.86per 100 g | 0.0% | 60 | |
| Boron | $1.93per 100 mg | 0.0% | 53 | |
| Egg white protein | $11.17per 100 g | 0.0% | 46 | |
| Beta-alanine | $9.99per 100 g | 0.0% | 43 | |
| Casein | $6.70per 100 g | 0.0% | 40 |