Q&A #28 with Dr. Rhonda Patrick (10/2/2021)

        00:03:14 - **Q:** What's your take on supplementation of chondroitin and glucosamine to support bone/ cartilage health in athletes?
00:04:01 - 1.5 - 3 grams/day of glucosamine decreased the degradation of collagen in joints of professional athletes [1](https://pubmed.ncbi.nlm.nih.gov/30940583/) [2](https://pubmed.ncbi.nlm.nih.gov/23358550/) [3](https://pubmed.ncbi.nlm.nih.gov/30132529/)
00:08:12 - While glucosamine and chondroitin improved osteoarthritis in 65% of people in the GAIT trial, it was not superior to placebo. [1](https://pubmed.ncbi.nlm.nih.gov/16495392/)
00:10:50 - **Q:** Do products with lavender increase my risk of breast cancer?
00:11:43 - There are several case reports of lavender causing breast development in young children. [1](https://www.nejm.org/doi/10.1056/NEJMoa064725?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub%20%200www.ncbi.nlm.nih.gov) [2](https://pubmed.ncbi.nlm.nih.gov/31393563/)
00:12:19 - One animal study found that topical lavender oil did not affect the size of the uterus. [1](https://pubmed.ncbi.nlm.nih.gov/23358464/)
00:14:00 - One study found that Meriva, a form of cucurmin, improves pain and function in those with osteoarthritis. [1](https://www.researchgate.net/profile/Stefano-Togni/publication/49717360_Efficacy_and_safety_of_MerivaR_a_curcumin-phosphatidylcholine_complex_during_extended_administration_in_osteoarthritis_patients/links/02e7e5336625193bed000000/Efficacy-and-safety-of-MerivaR-a-curcumin-phosphatidylcholine-complex-during-extended-administration-in-osteoarthritis-patients.pdf)
00:15:20 - **Q:** What sources of L. Reuteri do you recommend? [1](https://www.luvele.com/blogs/recipe-blog/how-to-make-l-reuteri-yogurt)
00:19:11 - Certain gut bacteria such as L. Reuteri can reduce cholesterol by 5 - 10% by preventing bile acid reabsorption in the gut. [1](https://www.cambridge.org/core/journals/british-journal-of-nutrition/article/cholesterollowering-efficacy-of-a-microencapsulated-bile-salt-hydrolaseactive-lactobacillus-reuteri-ncimb-30242-yoghurt-formulation-in-hypercholesterolaemic-adults/341ACB56510E7BEBB6FFD5856FED5444)
00:24:31 - **Q:** What are functional foods that can lower cholesterol?
00:24:48 - Nine modifiable factors accounted for over 90% of first-time heart attacks. [1](https://pubmed.ncbi.nlm.nih.gov/15364185/)
00:27:15 - Losing 5 lbs of fat can lower LDL cholesterol by 5% and risk of cardiovascular events by 25%. [1](https://pubmed.ncbi.nlm.nih.gov/9792257/)
00:28:43 - Lipid lowering functional foods. [1](https://academic.oup.com/nutritionreviews/article/75/9/731/4065280)
00:33:29 - **Q:** What are the pros and cons to statins?
00:34:09 - Calculate your risk of a cardiovascular event. [1](http://tools.acc.org/ASCVD-Risk-Estimator-Plus/#!/calculate/estimate/)
00:36:28 - The ACC/AHA recommend anyone with LDL > 190 to be on a statin. [1](https://www.acc.org/latest-in-cardiology/ten-points-to-remember/2019/03/07/16/00/2019-acc-aha-guideline-on-primary-prevention-gl-prevention)
00:38:17 - High-risk men taking 40 mg of daily pravastatin for 5 years lowered their LDL by 26%, risk of cardiovascular events from 9.3% to 6.8%, and all-cause mortality from 4.1% to 3.2% [1](https://pubmed.ncbi.nlm.nih.gov/7566020/)
00:40:01 - The risks and side effects of statins. [1](https://www.ahajournals.org/doi/epub/10.1161/01.cir.0000437738.63853.7a)
00:45:14 - **Q:** What are your thoughts on daily melatonin?
00:47:05 - Meta-analyses have shown that melatonin only improves sleep onset by 4 minutes and increases total sleep by around 15 minutes. [1](https://pubmed.ncbi.nlm.nih.gov/15649737/) [2](https://pubmed.ncbi.nlm.nih.gov/31715492/)
00:51:13 - Ways to increase natural melatonin production and improve sleep quality.
00:57:01 - **Q:** Do you use a sleep tracker?
00:58:00 - **Q:** What are your thoughts on vaccinating children?
01:02:31 - Teenage boys have a significantly higher risk for myocarditis from mRNA vaccines than females.
01:07:36 - In animals, intravenous mRNA vaccines had higher risk for myocarditis than intramuscular. [1](https://bbs.pku.edu.cn/attach/17/9a/179a7dde92034d5c/ciab707.pdf)
01:12:57 - **Q:** What are your thoughts about people who have been infected with COVID getting vaccinated for the delta variant?
01:15:10 - **Q:** What tests would you be looking to get done and what dietary/nutrient interventions would you recommend for a young child recently diagnosed with autism?
01:16:30 - **Q:** I read that you take 2g of DHA in the morning and 2g of EPA in the evening. The Omega3 supplements you recommended in the Q&A last month have significantly less DHA... does this matter?
01:17:37 - **Q:** Does drinking ice cold water in the sauna prevent core body temperature from rising?
01:18:01 - **Q:** Is there a database that would reveal protein quality variance amongst different protein powders?
01:18:46 - **Q:** Is there a brand of sardines that you consume?
01:18:59 - **Q:** What are your favorite scientific journals to subscribe to? How do you like to stay up to date in an affordable way?
01:21:07 - **Q:** How soon after giving birth did you resume using the sauna? Should sauna be avoided while breastfeeding?
01:21:50 - **Q:** What is your advice on giving birth?
01:25:00 - **Q:** Are you still on a keto diet?