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Sources

Citations

Primary research and NIH fact sheets behind our timing, pairing, and spacing recommendations.

Vitamin D & K2

Magnesium

Iron

Fish Oil / Omega-3

Lawson LD, Hughes BG. Biochem Biophys Res Commun. 1988, bioavailability with meals

Probiotics

Tompkins TA, et al. Benef Microbes. 2011, survival vs. meal timing

Creatine

Antonio J, Ciccone V. J Int Soc Sports Nutr. 2013, timing of creatine supplementation

Melatonin

Ferracioli-Oda E, et al. PLoS ONE. 2013, melatonin meta-analysis

Ashwagandha

Chandrasekhar K, et al. Indian J Psychol Med. 2012, ashwagandha and stress

Curcumin / Turmeric

Shoba G, et al. Planta Med. 1998, piperine and curcumin bioavailability

NIH Office of Dietary Supplements

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