Best Sellers

Practitioner Brand
Ultra Preventive X, 240 Vegetarian Capsules , Brand_Douglas Laboratories Form_Tablets Size_240 Caps
Douglas Laboratories Ultra Preventive X, 240 Vegetarian Capsules
$103.50
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Practitioner Brand
Ultra Preventive III Capsules 180 caps , Brand_Douglas Laboratories Form_Capsules
Douglas Laboratories Ultra Preventive III Capsules 180 caps
$44.00
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Practitioner Brand
Multi Probiotic 40 Billion 60 vegcaps , Brand_Douglas Laboratories Form_Vegetarian Capsules Size_60 Caps
Douglas Laboratories Multi Probiotic 40 Billion 60 vegcaps
$47.50
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Practitioner Brand
Corvalen Ribose, 56 servings , Brand_Douglas Laboratories Form_Powder
Douglas Laboratories Corvalen Ribose, 56 servings
$68.50
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Practitioner Brand
Ultra Preventive X, 240 tabs , Brand_Douglas Laboratories Form_Tablets
Douglas Laboratories Ultra Preventive X, 240 tabs
$103.50
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Practitioner Brand
7-KETO 100 mg 60 vcaps , 7-Keto Brand_Douglas Laboratories Form_Veg Capsules
Douglas Laboratories 7-KETO 100 mg 60 vcaps
$89.50
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Practitioner Brand
Melatonin 3 mg 60 tabs , Brand_Douglas Laboratories Form_Tablets Potency_3 mg Size_60 Tabs
Douglas Laboratories Melatonin 3 mg 60 tabs
$16.00
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Practitioner Brand
Quercetin Bromelain Complex 100 tabs , Brand_Douglas Laboratories Form_Tablets Size_100 Tabs
Douglas Laboratories Quercetin Bromelain Complex 100 tabs
$45.00
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Practitioner Brand
B-Complex w/ Metafolin 60 vcaps , Brand_Douglas Laboratories Form_Vegetarian Capsules Size_60 Caps
Douglas Laboratories B-Complex w/ Metafolin 60 vcaps
$28.00
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Discover the supplements our customers trust most. Our best-selling vitamins and supplements collection reflects real purchasing data from the Peach Vitamins community — the products that deliver results and earn repeat orders from health-conscious customers across all categories.

Why trust best sellers? Our customers have 25 years of purchasing history with us, and the products that consistently top our sales charts do so because they work. These aren't algorithmically boosted items — they're the formulas our experienced nutrition staff recommends most frequently and that customers reorder month after month.

Categories represented in our top sellers:

  • Immune support — vitamin D3, zinc, elderberry, and vitamin C combinations trusted by thousands
  • Omega-3 / fish oil — concentrated EPA/DHA from the most bioavailable, purified sources
  • Probiotics — multi-strain formulas with clinical CFU counts that hold through expiration
  • B-complex and B12 — methylated forms that activate even in patients with MTHFR variants
  • Magnesium glycinate — the highest-absorption magnesium form; beloved for sleep and muscle recovery
  • Collagen peptides — type I/III hydrolyzed collagen for skin, joints, and gut lining

Browse our community's most trusted supplements — backed by 25+ years of nutrition expertise at Peach Vitamins, serving customers since 1999.

Brand: Douglas Laboratories