# Prime Day dietary supplement sales

> Live situation record from CLSTR: https://clstr.news/situations/prime-day-dietary-supplement-sales
> Updated: 2026-10-07T02:01:40.000Z. Sources: 4. Developments: 2.

Prime Day sales events have introduced discounts across various dietary supplement categories, including magnesium, vitamin D, electrolytes, collagen peptides, and multivitamins.

Specific focus has been placed on whey protein powders. Featured deals include Sports Research Creamy Vanilla Whey Protein Isolate and Promix Grass-Fed Whey Isolate, the latter of which utilizes ultrafiltered whey to reduce lactose. Other highlighted brands for value and quality include Optimum Nutrition and Transparent Labs.

## Timeline

### 2026-10-07: Whey protein powders featured in Prime Day sales

Prime Day deals include discounts on various whey protein powders, such as Sports Research Whey Protein Isolate and Promix Grass-Fed Whey Isolate.

2 sources. https://clstr.news/cluster/whey-protein-powders-featured-in-prime-day-sales

### 2026-10-06: Prime Day offers discounts on dietary supplements

Prime Day sales provide discounts on various dietary supplements, including protein powders, creatine, and magnesium, with a focus on third-party tested brands.

2 sources. https://clstr.news/cluster/prime-day-offers-discounts-on-dietary-supplements

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Cite as: Prime Day dietary supplement sales. CLSTR, https://clstr.news/situations/prime-day-dietary-supplement-sales