Kris Carr

Kris Carr

Wellness

How to Live in Harmony with High-Fiber Foods

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Hi Sweet Friends,

Sometimes when folks add more veggies and fiber-filled foods to their plate, their digestive system doesn’t cooperate very well and uncomfortable physical issues crop up. These not-so-awesome bathroom trips and embarrassing gassy moments have given fiber a bad name. But fiber really is your friend — you just have to get to know it a little better and learn a few simple fiber guidelines. Today, I hope to mend any grudges you have against fiber and show you how to live in harmony with it. C’mon, give fiber a chance!

What is fiber?

Quite simply, fiber is plant roughage — the part of veggies, fruits, beans, grains, nuts and seeds that resists digestion. So why would you go out of your way to eat things that just come out anyway? For precisely that reason. Fiber helps clean out your digestive system and get rid of things (namely extra hormones, cholesterol, toxins and waste) that shouldn’t be there.

Fiber also provides a plethora of other health benefits, including  proper colon health and intestinal bacterial balance. In addition, fiber-rich foods are essential for a strong immune system, faster metabolism and weight control, diabetes and cardiovascular disease prevention, beautiful skin and better overall health. Are you beginning to see why I’m so passionate about fiber?

What’s the difference between soluble & insoluble fiber?

Insoluble Fiber

Insoluble fiber has a laxative effect and is found in fruit and vegetable skins, wheat, wheat bran, rye and rice. It doesn’t readily dissolve in water so it adds to fecal bulk (poop mass). It’s crucial for hearty, healthy bowel movements, which should be excreted at least once or twice a day.

Soluble Fiber

Soluble fiber absorbs liquid, swells and is readily digested by intestinal bacteria. It ferments and produces gases in the digestive tract. I know this doesn’t sound so sexy, but it’s very important for colon health. Soluble fiber creates a feeling of fullness and is the kind of fiber responsible for lowering LDL “lousy” cholesterol.  You have to look a little harder for soluble fiber in the diet, but champions include chia seeds, flax seeds, oats, oat bran, barley, beans, lentils, psyllium and most fruits — especially berries.

How much fiber do you need to eat?

There’s a big difference between how much fiber the average person is eating and how much they should be eating for optimal health. The recommended intake  for disease prevention is 14 grams of fiber for every 1000 calories consumed, which averages to at least 38 grams per day for men and 25 grams per day for women. Many health authorities, however, recommend eating even more fiber to better your chances of overall health and wellness. However, the average American fiber intake  is about half of what’s recommended — 16-18 grams of a day for men and 12-14 grams per day for women.

And let’s not leave out the kiddos! Kids eat less food and should naturally have less fiber in their diet. But, fiber is still important for their overall health, and it’s important for them to have a mix of insoluble fiber-rich veggies, wheat bran, and rice as well as soluble fiber-rich beans, seeds and berries.  Loose stools are often the first sign that a child may be getting too much fiber, or an improper balance of soluble and insoluble fiber.

 

Why does fiber cause gas and indigestion?

Too much added fiber, too fast

An increase in total fiber, especially a jump too quickly can cause gas and bloating. But, it’s really the fermentation of soluble fiber in the colon that produces these issues. Soluble fiber hits the colon undigested, and when the gut bacteria works to break it down, gas results. A-ha! This is why the childhood song pokes fun at beans as the “musical fruit” and not lettuce — beans have a great deal of soluble fiber, lettuce has mostly insoluble fiber. Keep in mind that beans or no beans, it is actually normal to pass gas 13-21 times a day. Yes, I said it’s normal. Fart-tastic!

Digestive disorders

Irritable bowel syndrome and other digestive disorders affect how much gas moves through the intestinal tract and can increase intestinal gassiness as well as bloating and painful discomfort. Like anyone new to a high-fiber diet, folks with sensitive or otherwise challenged digestive systems should increase fiber intake slowly and ensure a mix of both insoluble and soluble fiber-rich foods.

Soluble fiber like the kind found in chia seeds and flax seeds helps to soften stools and make happy bowel movements with minimal discomfort. Raw vegetables and cruciferous vegetables may provide special challenges for those with digestive disorders. If this is the case, eating smaller quantities or cooking veggies thoroughly may give some relief.

You’re not drinking enough water

To avoid constipation (which often goes along with extra gas and bloating), be sure to increase fluid intake as you increase fiber intake. If you’re dehydrated, your body pulls water from your food waste, making your poop more difficult to pass. Women need (on average) at least 2 liters of water a day and men need at least 3 liters a day. You can also calculate this by dividing your body weight in half and drinking that quantity of water in ounces (a person who weighs 200 pounds  needs to drink 100 ounces water daily).

The rest of the culprits

Eating too fast, smoking, chewing gum, not chewing your food thoroughly, drinking carbonated beverages, eating lactose found in dairy products, even chowing on too much fructose (fruit sugar), and loading up on too many raffinose-heavy foods like beans, broccoli, cauliflower and cabbage can increase gas production. In case you’re curious, raffinose is a hard-to-digest sugar. Kombu (a seaweed) helps break it down, therefore making it easier to digest. (I share my tip for using kombu while cooking below.)

A diet too high in fatty foods can also increase bloating and digestive discomfort. Fatty foods (even of the healthier fat variety) slow down stomach emptying and lower the transit time of foods through the digestive system.  This gives the body extra time to get gassy and uncomfortable.

Do the root causes we just covered sound familiar? If so, read on and learn how to live a thriving and comfortable high-fiber life.

How to calm digestion and prevent gas while eating fibrous foods

Here are some easy ways you can increase healthy, fibrous foods while avoiding pesky digestive issues:

Ease into eating more fiber slowly.

Add 5 grams of fiber (the amount in 1 large serving of vegetables, 1/3 cup of cooked beans or lentils, or 1 ½ servings of fruit) no sooner than every 3 days. Trampolining into too much fiber too fast is a guarantee that you’ll get gassy, bloated, and perhaps have too many bathroom trips. And chances are, you’ll blame the fiber and go back to your old low-fiber ways. Once your system is used to the added 5 grams of fiber, add another 5 grams. The minute you feel discomfort, scale back slightly and try again in 3 more days. Keep going until you’re fiber-strong! It often takes a month or more to fully transition to a superpower high-fiber diet. And don’t forget to increase water intake as your fiber intake increases — at least 2 liters for women and 3 liters for men daily.

Balance soluble and insoluble fiber.

If gas persists, replace some of the soluble-fiber rich foods (beans, lentils, split-peas, berries, chia seeds, oats, flax) with foods rich in insoluble fiber (veggies, fruit, wheat, wheat bran, and brown rice). Soluble fiber is often to blame for gassiness and insoluble fiber helps move things out more quickly allowing for less gassy time potential.

Cook beans with kombu.

After soaking dried beans overnight (or at least a few hours) and before boiling them, drain the soaking water (it contains some gas-causing compounds), add new filtered water and a strip of dried kombu seaweed (found at any health food store). The kombu contains enzymes (unlike our digestive tracts) that breakdown the gas-causing raffinose simple sugars in beans and cruciferous veggies.

Eliminate high-fat and fried foods.

Fat slows stomach emptying and can increase gas and bloating. Reduce even healthy fats like nuts, avocados, seeds and healthy oils to see if fat may be the culprit.

Chew slowly and avoid carbonated beverages and gum.

The less gas you consume, the less gas that has to get out. Simple!

Add fresh ginger to meals.

Ginger is a big-time gas reliever, digestion easer and nausea and motion sickness remedy. Add ginger to stir-fries, green juice and bean dishes. Enjoy hot ginger tea before and after meals or a teaspoon of fresh grated ginger before meals.

Take a probiotics supplement and eat probiotic foods.

Probiotics help restore good bacteria and ease digestion. Foods that are naturally high in probiotics include pineapple, organic tempeh, kimchi, organic natto, sauerkraut and organic miso. Or supplement with a high-quality probiotic like Dr. Ohirra’s, Primal Defense, Healthforce Nutritionals (Friendly Force) and MegaFood’s Megaflora.

Exercise.

Any cardiovascular exercise that strengthens your abdominal muscles (walking, running, bicycling) also helps strengthen your digestive muscles. This eases digestion. Plus, getting your heart rate up also increases your intestinal speed. Less time in the tract can often help alleviate gas. Certain yoga poses that increase blood flow to the digestive tract like the seated spinal twist can also help soothe indigestion.

Wheel out trapped gas.

Lay on the floor, legs up in the air and move them in a bicycle motion. Wheee! Trapped gas can be really painful, and this exercise will help you get some relief.

Your Turn: Now that we’ve covered the benefits of fiber and how to overcome the common issues associated with eating fiber-rich foods, do you think you can try to make things work with this amazing and essential part of your diet? Let me know in the comments if this post resonated with you and if you have any questions or tips I haven’t already covered!

Peace & roughage,

 
 
Add a comment
  1. Karen says:

    Great information! I plan on trying the kombu with beans.

  2. Hing! Also known as asofetida – a resin used in Indian cooking – relieves gas and helps in digestion of beans. Just use a pinch when cooing your beans, or in your vagar (oil/spice mix) and add to beans, grains or greens!

  3. samantha says:

    after being up all night with gas and horrible tummy pain from eating bad foods, this is exactly what i needed! thank you.

  4. Enjoyed this post a lot! Thanks for sharing all your knowledge. Many hugs!

  5. Valerie says:

    It’s so great to see some useful tips on how to introduce fiber into you diet and the intricacies of it. Most of the time I just hear “Increase your fiber!” and the advice given to counteract gas is “Take beano”.

  6. Elle Black says:

    That’s so funny – I still have to cycle my three year old’s legs when he eats too many beans, but also had to do it to myself after too many chia seeds and raw almonds!

    Will try ginger tea after breakfast chia porridge – thanks.

  7. Gigi Logalbo says:

    Aerobic exercise (also known as cardio) is physical exercise of relatively low intensity that depends primarily on the aerobic energy-generating process.Aerobic exercise and fitness can be contrasted with anaerobic exercise, of which strength training and short-distance running are the most salient examples. The two types of exercise differ by the duration and intensity of muscular contractions involved, as well as by how energy is generated within the muscle.’

  8. Paula says:

    Thank you so much for always being so informative and giving me a giggle!!
    Can you please tell me how many billions of probiotics should be taken in a daily capsule?

  9. Madelaine says:

    Now you’re talking to me 😉

  10. Anna says:

    Hey there Kris. I love all of your info, it’s always clear and to the point. (my first language being french… that is a major plus for me). I am just still a bit confused on the daily fiber recommended intake. I am eating a plant based diet, for sure (!) and whenever I calculate my intake of fiber it is WAY above any recommendations. Is it ok? Is there an upper limit on fiber intake? I am feeling great,drinking tons of water, and everything is moving regularely!Merci beaucoup!

    • Corinne Bowen says:

      Hey Anna,

      I checked with a trusted RD and she said as long as your stools are not loose, you’re fine. Your body will tell you when it is too much:)

      Best,
      Corinne
      Creative Director @ KrisCarr.com

  11. Great info…your blog rocks, I am a newcomer and I am hooked. Thanks Kris:D

  12. Susan Brown says:

    I have increase my fiber intake for the last month and seen an increase of 80 grams/day? I am not sure how much i need to take per day? Am I overdoing it? Do I need to cut down? Please advise.

    Should I go slowly by 5 grams a day and slowly adding another 5 grams/day if I’ll feel comfortable?

    Please reply my question here?

  13. Amy O'Shea says:

    Hi Kris. Love you! Listen to your show and have just started green juicing. I use your Mojito recipe and altered a bit for me. This will be my third day juicing. So I revisited your website today to see when is the best time to green juice and why you feel it is so important. But I really didn’t find much on your website. Am I missing something? 🙂 Can you guide me to where you have this valuable information? OR, might you add some of this information under your Mojito Recipe?

    Thanks Kris and thanks for changing my life (and hopefully my husband’s — I plan to have him give juicing a try!)

    Peace out, Amy

  14. Jean says:

    Best article on fiber I’ve ever read!

  15. Beth says:

    After going through my food journal this all makes A LOT of sense! I think I just found the solution to my digestive hiccups…thank you Kris!

  16. Thanks for these tips – I didn’t know that ginger could help with gas – I love fresh ginger tea! I also didn’t know that cooking beans with Kombu would make it easier to digest. I have some Kombu in my cupboard, actually. But my favorite tip of all was the last one ….the fact I found it so funny doesn’t say much about my maturity level! oh well 😉

  17. Iris says:

    Thank you for all the information,about gas and many other related tópics you always help us.I’myour big fan from Mexico city .I follow you all the time and really appreciate the great person you are.God bless you everywhere you are this world needs people like you.

  18. MB says:

    OK…so one unanswered ? Why do some people have such awful stinking gas?
    Kris you rock, My husband is enjoying the meals from the cookbook & commented that “in all the years we’ve been together(42yrs.) I’ve never seen you so enthused to be in the kitchen” I am having a blast & everything turns out amazing!

  19. Nicky says:

    What about Quinoa? would that fall under insoluble or soluble? if you get too gassy eating any type of food should you scale back?

    • Hi Nicky,

      After doing a little research, it looks like quinoa contains both insoluble AND soluble fiber. And according to the blog, if a particular food is giving you a lot of gas, it’s a good idea to scale back and slowly increase the quantity you’re eating over time.

      Best,
      Corinne

  20. Kathie says:

    This article came just in time! I have just started making green drinks with fresh veggies for breakfast and within a few days, noticed the “problem” and was wondering what was going on! Thanks for your suggestions and sage advice. I will scale back to every two days on the drinks. Also, I never had a problem with beans before, but now it seems everything is a problem!

    Here’s to your good health!

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