Cheapest Reishi Mushroom Powder on iHerb

Ranked by real cost per 100 mg of Reishi Mushroom Powder — cheapest value first.

Prices updated Jul 25, 2026 · 10 products · Prices in USD

The priciest option here costs about 46.1× more per 100 mg of Reishi Mushroom Powder than the best-value pick Force Factor. For the same daily dose, choosing by cost per unit instead of sticker price can meaningfully cut your yearly spend.
#ProductDoseServingsPrice (USD)Cost per 100 mg
1
Force Factor, Reishi, 600 mg, 100 Vegetable Capsules
Force Factor, Reishi, 600 mg, 100 Vegetable Capsules
Force Factor
600 mg10012.990.022View on iHerb →
2
NOW Foods, Rei-Shi Mushrooms, 100 Veg Capsules
NOW Foods, Rei-Shi Mushrooms, 100 Veg Capsules
NOW Foods
300 mg509.780.065View on iHerb →
3
Paradise Herbs, Reishi Extract, 60 Vegetarian Capsules (400 mg per Capsule)
Paradise Herbs, Reishi Extract, 60 Vegetarian Capsules (400 mg per Capsule)
Paradise Herbs
400 mg6021.990.092View on iHerb →
4
SMNutrition, 10 Mushroom Complex , 90 Capsules
SMNutrition, 10 Mushroom Complex , 90 Capsules
SMNutrition
266 mg4515.950.133View on iHerb →
5
Nature's Truth, Super 8 Mushroom Complex, 60 Vegetarian Capsules
Nature's Truth, Super 8 Mushroom Complex, 60 Vegetarian Capsules
Nature's Truth
100 mg6010.290.172View on iHerb →
6
Nature's Answer, Reishi, 60 Vegetarian Capsules (500 mg per Capsule)
Nature's Answer, Reishi, 60 Vegetarian Capsules (500 mg per Capsule)
Nature's Answer
120 mg3013.490.375View on iHerb →
7
Swisse, Ultivite, Lung Health Support, 90 Tablets
Swisse, Ultivite, Lung Health Support, 90 Tablets
Swisse
150 mg3029.990.666View on iHerb →
8
Qualia, Night®, 60 Capsules
Qualia, Night®, 60 Capsules
Qualia
500 mg1560.000.800View on iHerb →
9
Irwin Naturals, Female Balance, KSM-66® Ashwagandha + Evening Primrose, 60 Liquid Soft-Gels
Irwin Naturals, Female Balance, KSM-66® Ashwagandha + Evening Primrose, 60 Liquid Soft-Gels
Irwin Naturals
100 mg3029.991.000View on iHerb →
10
Barker Wellness Co, Relax Magnesium Gummies, Tropical Mango, 60 Gummies
Barker Wellness Co, Relax Magnesium Gummies, Tropical Mango, 60 Gummies
Barker Wellness Co
100 mg3030.001.00View on iHerb →

How we rank Reishi Mushroom Powder

Two supplements can list the same dose per serving yet cost very differently once you account for how many servings are in the bottle. We calculate the total nutrient in each container (dose per serving × servings per container), divide the current price by that total, and rank by the resulting cost per unit. Lower is better. Because prices are refreshed automatically, this ranking reflects today's iHerb pricing rather than a snapshot from months ago.

Cost per unit is a starting point, not the whole story — the ideal form, third-party testing, and other ingredients matter too. Always check the label and consult a healthcare professional before starting a supplement.

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Prices update automatically and may differ from iHerb at checkout. Rankings are based on cost per unit of the listed nutrient and are for informational purposes only — not medical advice. Links to iHerb are affiliate links.