Vitamin C

Vitamin C

Vitamin C Questions

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by 5 · about 19 hours ago

It seems that Vitamin C is extremely easy to get in almost every fruit and vegetable. Today I ate Strawberries, Brussel Sprouts, and Kale for a total of 4-500% RDA of Vitamin C. I feel like it is very easy to get copious amounts of Vitamin C from... (more)

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glib 0 · August 27, 2014 at 12:01 PM

Because some eat mostly meat, and avocado, sweet potatoes and coconut for vegetables. Concur that it is easy to get in multiples of the RDA.

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by 53 · about 19 hours ago

I have a vitamin C and zinc deficiencies and was put on supplements, but don't understand how it works exactly. Why are doses proscribed in increments and not in one megadose if someone is deficient? And how long does it take to correct a... (more)

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rachelliott 0 · March 31, 2014 at 8:30 PM

A mega-dose of a non water soluble vitamin would work great since you can store it in fat - like vitamin A. However, vit C and zinc are water soluble so you'd just pee out the excess and be deficient again in a few days without a regular dose. (more)

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by 15400 · about 19 hours ago

Good day to you, my dear Paleohackers, I have a question for you, as always: Does boiling destroy vitamin C content in rose hip tea or does it greatly reduce it? Dr. Weil recommends boiling rose hips for 30 minutes. He claims that... (more)

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BobK 0 · February 03, 2014 at 7:21 AM

Boiling rose hips for ~10 to 15 minutes is the standard method of extracting vitamin C from them via "tea". The boiled rose hips can also be eaten. A couple representative... (more)

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by 343 · about 19 hours ago

Hi everyone, I know there's been discussion here before about why to megadose vitamin C, but what I'm interested in is the experience of anyone who's tried it. I am currently getting over laryngitis and have a mild case of shingles,... (more)

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Mike_K 0 · November 20, 2013 at 10:23 AM

Did you know that all animals in the world produce vitamin C except for higher order primates, guinea pigs and fruit bats? Did you know, mammals produce vitamin C in their livers and birds in their kidneys and the amount produced changes... (more)

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by 343 · about 19 hours ago

Hi everyone, I know there's been discussion here before about why to megadose vitamin C, but what I'm interested in is the experience of anyone who's tried it. I am currently getting over laryngitis and have a mild case of shingles,... (more)

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Mike_K 0 · November 20, 2013 at 10:23 AM

Did you know that all animals in the world produce vitamin C except for higher order primates, guinea pigs and fruit bats? Did you know, mammals produce vitamin C in their livers and birds in their kidneys and the amount produced changes... (more)

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by 10994 · about 19 hours ago

Linus Pauling, the only man to win an unshared nobel prize twice seemed to think that heart disease was a case of chronic scurvy that could be corrected with vitamin c and lysine. Do you agree or disagree with this position, why or why not?

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Mscott 0 · July 13, 2013 at 9:31 PM

In large part? I kinda doubt it. Linus Pauling was an incredible guy and his theory seems interesting, but at this point I think it would be noticeable in some of the vitamin supplementation trials that when people get vitamin C it prevents heart... (more)

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by 10 · about 19 hours ago

I'm having a weird experience with vitamin c, which took me about a week to put together because it coincided with restarting the paleo diet(I was eating paleo for about two months, quit for a month and restarted about a week ago). I was fatigued... (more)

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O_Siodhachain 0 · May 31, 2013 at 8:17 PM

I found this article interesting. Maybe it will be helpful to you. :) I think it suggests that fatigue from vitamin C is sometimes because your magnesium levels* are... (more)

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by 213 · about 19 hours ago

nutritiondata.com indicates that lemons have 50% more vitamin-C than limes. I have a hard time believing that, but what do you think?

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miked_2 0 · January 24, 2013 at 9:54 PM

Question #1: why would you think otherwise. I.e. what expectation do you have that's bothering you? And #2: how much of any kind of nutrient a food had isn't the question to should ask. You should be concerned with how bioavailability the... (more)

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by 80 · about 19 hours ago

I have been wondering lately, because that's what everyone always told me every time that I wanted to eat an orange after sunset; that it's pointless and that it needs to be daytime for the body to absorb vitamin C. I don't know how they all got... (more)

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PilatesGatekeeper 0 · January 02, 2013 at 2:59 AM

I don't think it matters what time of day you eat the orange I think the body absorbs vitamin C regardless of the time of day

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by 1032 · about 19 hours ago

I haven't done quite enough of my own research yet on this topic to have all the 'whys' and 'hows' figured out, but I'm aware enough that sodium nitrate in processed meat should be avoided. However I have read that vitamin c (and e?) help prevent... (more)

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Stabby 0 · September 15, 2012 at 12:44 AM

It doesn't appear to be that effective http://carcin.oxfordjournals.org/content/28/3/685.long http://carcin.oxfordjournals.org/content/28/3/685/T3.expansion.html It definitely does in Mscott's in vitro experiment paper, but the deal with red... (more)

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by 2407 · about 19 hours ago

http://www.ncbi.nlm.nih.gov/m/pubmed/19433800/ As we know, exercise increases insulin sensitivity. This study says vitamin C and antioxidants negate that effect. Apparently it shuts down the benefits of autophagy... (more)

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miked_2 0 · November 06, 2012 at 11:33 PM

Yeah, this is pretty well known in the exercise community. Antioxidents blunt the hormetic stressor that exercise provides so you actually don't get the benefits from the exercise. Even ibuprofin PWO will limit the benefit you get from the... (more)

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by 432 · about 19 hours ago

Is there vitamin C in raw eggs? My logic goes that if an egg contains all that is required to complete a living chicken, then maybe vit-c is one of those necessaries. On the other hand, vitamin-c might be important for regeneration rather than... (more)

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KA24 0 · September 01, 2012 at 1:13 AM

You are correct. This is a great breakdown the egg, with the specifics for the white and yolk.

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by 1786 · about 19 hours ago

i've been reading conflicting reports about if it'd actually healthy to take foods or supplements that reduce inflammation in the 4 hour window after exercise, due to it blunting the benefits of said exercise. some say that taking even 1g of... (more)

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CD 0 · August 29, 2012 at 6:07 PM

Inflammation is good during exercise, there is limited benefit to it post exercise. This is why elite athletes will take a cold shower, then jump into an ice bath immediately after the workout. Inflammation is effect of breaking muscle fibers.... (more)

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by 70 · about 19 hours ago

Ascorbic acid's primary role is as a cofactor in the hydroxylation reaction of proline and lysine for the production of collagen. "Proline hydroxylation requires ascorbic acid (vitamin C). The most obvious, first effects (gingival and hair... (more)

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AStar 0 · May 25, 2012 at 5:14 PM

From a quick look through your wikipedia link, I don't think so. The addition of the hydroxyl group to the proline is a post translational modification done by prolyl hydroxylase. This step occurs after the protein synthesis. The vitamin c is... (more)

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by 11557 · about 19 hours ago

I noticed that several people have talked about megadosing their vitamin C, and I was wondering why? I know the loss of the ability to synthesize vitamin C has been put forward as a reason to megadose, but I'm not sure I understand that as a... (more)

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Milla 0 · December 20, 2011 at 12:18 PM

Anything in excess is generally negative, and can have adverse effects. You will not get any more of the vitamin C benefits (immunity boosting, antioxidant, etc) by overdosing. Because Vitamin C is water - soluble rather than fat-soluble, and... (more)

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by 1112 · about 20 hours ago

At the NIH (Norges Idrettshoegskole, freely translated to "Norwegian College of Sports" or something) fitness convention this week, there was a presentation about anti oxidants and the effect it had on strength training. The subjects were given... (more)

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Kamal 0 · November 21, 2011 at 4:13 AM

Majkinetor, the human embodiment of vitamin C, did not seem to have a great answer for me when I asked him this question here. (majkinetor is "nope" in this thread) P.S. One thing you didn't talk about is timing. I used to avoid taking vitamin... (more)

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by 6087 · about 20 hours ago

I eat a couple lbs of fruit and vegetables a day, which equates to about 500 mg vitamin C daily. Have any of you felt a substantial difference in your general sense of well being when transitioning from this produce-based vitamin C intake to... (more)

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Geoff_ 0 · November 16, 2011 at 8:43 PM

I normally get violently sick every flu season. Ive been taking 2,000 mg a day and havent gotten sick even though everyone around me has. I also take vit d and probiotics which is supposed to help but also did this the last two yrs and still got... (more)

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by 565 · about 20 hours ago

I recently decided to experiment with taking some high doses of vitmin C primarily because of what I've read on Paleo Hacks. I started upping my dose yesterday. I did 3x2g with the intention of going to 4x2g the following day. Well, let's... (more)

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paleohacks 0 · November 12, 2011 at 9:00 AM

Most people reach bowel tolerance between 5 and 15g per day, so your result is perfectly normal. From now on you supplement with 75% of that amount in 3-5 doses per day. You need more on any stress exposure - cellular/physical/mental/whatever.... (more)

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by 6229 · about 20 hours ago

What is most bioavailable form of Vitamin C as a supplement for those going that route? Thanks. UPDATE (Fall/Winter): I started with 500 mg/day of Vitamin C supplementation (with Bioflavonoids) and worked up to 4000-6000 mg/day (depending on the... (more)

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jesuisjuba___paleorepublic_com 0 · November 07, 2011 at 2:53 PM

I defi itely think there are benefits to citrus in water, especially when you're not feeling well, but maybe both food + water for a good balance. Kale, kiwi, guava, strawberries, broccoli, mustard greens, brussels sprouts, mustard greens, umm..... (more)

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by 6889 · about 20 hours ago

I'd like to supplement with some Vitamin C due to crazy amounts of stress. I'm working on the stress bit, but it's not going to go away immediately, so I'd like to help myself along a little. Anywho, as I'm still working on healing my digestive... (more)

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paleohacks 0 · September 22, 2011 at 7:56 AM

Buy sodium bicarbonate (SB). Use tea spoon C (4g) with 1/2 tsp SB in water, and wait until reaction finishes. After it does, taste will be slightly acidic if you didn't put enough SB, slightly salty if you put it too much and neutral similar to... (more)

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by 55 · about 20 hours ago

Knowing that Vitamin C is a metals chelator, I am wondering about the timing of taking it with magnesium. Does it negatively affect absorption? I have not been able to find a reference, but I have noticed that there are combined supplements,... (more)

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Travis_Culp 0 · September 12, 2011 at 9:01 PM

This is a rat study, but vitamin C doesn't appear to have a positive or negative effect on magnesium absorption: http://www.ncbi.nlm.nih.gov/pubmed/19271421 It would appear that a magnesium deficiency leads to lower serum vitamin C, however. (more)

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by 12847 · about 20 hours ago

In the slow wound healing question Lindsay claims ascorbic acid is not vitamin C, and we need sodium ascorbate a salt of ascorbic acid [Moderator's Note: the questioner has taken Lindsay's remarks out of context and has only dealt with a small... (more)

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paleohacks 0 · September 23, 2011 at 7:48 PM

There is no such thing as vitamin C complex. The reason is that almost all animals make vitamin C in the kidney/liver and animals don't make misterious other parts of the complex. One of the reasons for this is that vitamin C is needed to make... (more)

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by 774 · about 20 hours ago

Heres an observation: I am currently on a working-travel-holiday in Australia. I have been more loose with my diet, a) because food prices here in Australia are really putting pressure on my savings and b) i have been succumbing to a few... (more)

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none 0 · June 18, 2011 at 2:22 PM

Vitamin C uses much the same process as sugar to get into the cell. If you have a high sugar diet, then yes your needs would increase. There are only so many "doors" for these substances to enter the cell and if sugar is bullying it's way in, then... (more)

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by 1204 · about 20 hours ago

If the building blocks of our joints, ligaments, and tendons is collagen, and collagen is formed by Lysine, Proline, and a reaction with Vitamin C (I know I may be oversimplifying things a bit), then would the supplementation of these three speed... (more)

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saikln 0 · February 05, 2011 at 4:39 AM

If you want the ingredients for building connective tissue than eat that. Interesting info on the bone broth: http://findarticles.com/p/articles/mi_m0ISW/is_259-260/ai_n10299306/?tag=content;col1 (more)

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by 2399 · about 20 hours ago

Two days ago I had brilliant idea. Before going to bed I decided to have some Vitamin C. I didn't have a spoon so I added it by eye and the amount was probably a few grams. Half an hour later, I couldn't stand, I couldn't sit, I couldn't lie... (more)

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Jay_1 0 · May 26, 2010 at 8:35 PM

Although I haven't seen it written anywhere (and I've looked), in my experience antioxidants can change stool color orange. Poo turns brown (from orange) in the first place due to the oxidation of urobilinogen in the colon, so it does make sense... (more)

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