Cheaper alternatives to popular brands

The brand people already buy, next to the cheapest product on the same list, compared on the same dose. Prices are checked every day.

• Vivarin caffeine · up to 90% less ($0.039 vs $0.37 per 200 mg)
• Natrol melatonin (tablets and capsules) · up to 89% less ($0.002 vs $0.019 per 1 mg)
• Nature Made vitamin D3 · up to 88% less ($0.011 vs $0.095 per 2,000 IU)
• Liquid I.V. electrolytes · up to 86% less ($0.22 vs $1.56 per 500 mg sodium)
• Thorne zinc (glycinate) · up to 82% less ($0.030 vs $0.17 per 15 mg elemental)
• Natrol melatonin (gummies) · up to 79% less ($0.007 vs $0.031 per 1 mg)
• Pure Encapsulations magnesium · up to 73% less ($0.06 vs $0.22 per 100 mg elemental)
• Momentous creatine · up to 69% less ($0.15 vs $0.48 per 5 g)
• Nature Made fish oil · up to 62% less ($0.15 vs $0.39 per 1 g EPA+DHA)
• Nature's Bounty zinc (other forms) · up to 53% less ($0.007 vs $0.015 per 15 mg elemental)
• Vital Proteins collagen · up to 52% less ($0.39 vs $0.80 per 10 g)
• Metamucil psyllium · up to 46% less ($0.17 vs $0.32 per 5 g fiber)
• Optimum Nutrition whey isolate · up to 27% less ($1.72 vs $2.35 per 25 g protein)