Published on October 31, 2022

Plus: New meta-analysis examining the effects of dietary patterns and supplement intake on breast cancer outcomes confirms vitamin D level is of top priority!

On this last day of October, as breast cancer awareness month comes to an end, GrassrootsHealth is excited to share the results from a new meta-analysis demonstrating the effect of vitamin D levels on breast cancer outcomes (see below). With vitamin D level being such an important factor for health, not just for those concerned about breast cancer, this is also a good reminder that we are offering everyone


Hurry! This offer ends today, Monday, October 31st, 2022 at 11.59PM PST.*


Breast Cancer Mortality Risk Decreases with Increasing
Vitamin D Level

New meta-analysis examining the effects of dietary patterns and supplement intake on breast cancer outcomes confirms vitamin D level is of top priority!

A new 2022 meta-analysis by Becerra-Tomás et al. summarized the research evidence to date on post-diagnosis dietary factors and breast cancer outcomes to determine which factors had the greatest influence on mortality risk. The review included 108 publications on factors such as dietary patterns, specific food intake, supplements, and alcohol intake.

This study found that only certain dietary patterns, as well as isoflavone and fiber intake, were related to a reduced risk of all-cause mortality. In addition, vitamin D level was inversely associated with all-cause and breasts cancer-specific mortality, such that

For every 4 ng/ml increase in vitamin D level, they found a 6% additional reduction in breast cancer mortality risk!

Read the Paper Here

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Vitamin D Test

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Take Action NOW, and Get 15% OFF your at-home test with the coupon code BCP15

There’s nothing easier to getting your discount:

  1. Go to our store by clicking on the following link: https://daction.grassrootshealth.net/tests/
  2. Select the Tests you would like to get. We highly recommend the Custom Test Kit Bundle here.
  3. Go to your cart, and apply the coupon code BCP15 in the Coupon Code field.
  4. Click “Checkout” and finish the checkout and enrollment process.
  5. Remember to complete your online questionnaire along with your test.

Make sure you and your loved ones know your vitamin D status and are taking action to maintain your target levels on a daily basis.




Having and maintaining healthy nutrient levels can help improve your health now and for your future. Choose which nutrients to measure with your vitamin D, such as your omega-3s and essential minerals including magnesium and zinc, by creating your custom home test kit today. Take steps to improve the status of each of these measurements to benefit your overall health. With measurement you can then determine how much is needed and steps to achieve your goals. You can also track your own intakes, symptoms and results to see what works best for YOU.

*Offer valid until Monday, October 31st, 2022 at 11.59PM PST. Valid on all at-home test kits from GrassrootsHealth; enrollment included. Not cumulative with other coupon codes.

How Can You Use this Information for YOUR Health?

Having and maintaining healthy vitamin D and other nutrient levels can help improve your health now and for your future. Measuring is the only way to make sure you are getting enough!

STEP 1 Order your at-home blood spot test kit to measure vitamin D and other nutrients of concern to you, such as omega-3s, magnesium, essential and toxic elements (zinc, copper, selenium, lead, cadmium, mercury); include hsCRP as a marker of inflammation or HbA1c for blood sugar health

STEP 2 Answer the online questionnaire as part of the GrassrootsHealth study

STEP 3 Using our educational materials and tools (such as our dose calculators), assess your results to determine if you are in your desired target range or if actions should be taken to get there

STEP 4 After 3-6 months of implementing your changes, re-test to see if you have achieved your target level(s)

Enroll in D*action and Build Your Custom Test Kit!

Weekend Flash Sale! 15% OFF TEST KIT ORDERS OF $100 OR MORE with code FLASH15. Sale ends September 5th, 2023 at 11.59PM PST. Offer not valid on the T1D Prevention Test Kit